{"id":6233,"date":"2026-09-04T05:59:00","date_gmt":"2026-09-04T05:59:00","guid":{"rendered":"https:\/\/forgesail.com\/?page_id=6233"},"modified":"2026-09-21T14:25:17","modified_gmt":"2026-09-21T14:25:17","slug":"series-bhi","status":"publish","type":"page","link":"https:\/\/forgesail.com\/ru\/products\/buffer-stops\/hydraulic-buffer\/series-bhi\/","title":{"rendered":"\u0441\u0435\u0440\u0438\u044f-BHI"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"6233\" class=\"elementor elementor-6233\" data-elementor-post-type=\"page\">\n\t\t\t\t<div class=\"elementor-element elementor-element-b28f430 e-flex e-con-boxed e-con e-parent\" data-id=\"b28f430\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-156aff6 elementor-widget elementor-widget-html\" data-id=\"156aff6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t<!-- ================================================================\n     FORGESAIL \u00b7 BHI Hydraulic-Pneumatic \u00b7 \u9875\u9762\u5185\u5bb9\uff08\u5408\u5e76\u5757\uff09\n     \u539f 10 \u4e2a HTML \u5c0f\u5de5\u5177 \u2192 1 \u4e2a | CSS \u89c4\u5219 323 \u2192 151 \u6761\n     \u5df2\u505a\uff1a\u91cd\u590d\u5757\u53bb\u91cd \/ \u9010\u5c5e\u6027\u7ea7\u8054\u5408\u5e76 \/ \u9762\u5305\u5c51+\u516d\u7cfb\u5217\u5bfc\u822a \/ \u8868\u683c scope+aria-label \/\n           FAQ aria-expanded+aria-controls \/ FAQPage schema \/ \u4fee #products \u951a\u70b9\n     \u7528\u6cd5\uff1a\u8d34\u8fdb\u7b2c 1 \u4e2a HTML \u5c0f\u5de5\u5177\uff08\u9762\u5305\u5c51\u90a3\u4e2a\uff09\uff0c\u5220\u6389\u5176\u4f59 9 \u4e2a\uff08\u7b2c 3,4,5,6,7,8,9,10,11 \u4e2a\uff09\u3002\n     \u26a0 \u4fdd\u7559\u4e0d\u52a8\uff1a\u4fe1\u4efb\u6761(when you partner\u2026)\u3001fsrp \u76f8\u5173\u4ea7\u54c1\u6ed1\u5757\u3001LocalBusiness schema \u5757\u3002\n     ================================================================ -->\n<style>\n    .fsb.fsb-bhi .hero {\n        position: relative;\n        overflow: hidden;\n        display: flex;\n        align-items: center;\n        width: 100vw;\n        max-width: 100vw;\n        margin-left: calc(50% - 50vw);\n        margin-right: calc(50% - 50vw);\n        margin-top: -10px;\n        min-height: 520px;\n        color: #26333f !important;\n        background: radial-gradient(1000px 440px at 88% -10%, rgba(66,162,217,.18), transparent 62%),linear-gradient(92deg, rgba(255,255,255,.985) 0%, rgba(255,255,255,.96) 30%, rgba(255,255,255,.86) 56%, rgba(255,255,255,.62) 100%),url('https:\/\/forgesail.com\/wp-content\/uploads\/2026\/09\/Hydraulic-Buffers-BHI-Pneumatic-Hydraulic-Heavy-Duty-Series-banner-scaled.webp') center\/cover no-repeat #fff;\n        padding: 74px 0 44px;\n        border-bottom: 1px solid var(--fsb-line)\n    }\n\n    .fsb.fsb-bhi .hero::after {\n        content: \"\";\n        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100%;\n        border-collapse: collapse;\n        font-size: 15px !important;\n        min-width: 720px;\n    }\n\n    .fsb.fsb-bhi table.spec th {\n        background: var(--fsb-primary);\n        color: var(--fsb-white) !important;\n        font-family: var(--fsb-font-head) !important;\n        font-size: 12.5px !important;\n        font-weight: 700 !important;\n        letter-spacing: .04em !important;\n        text-transform: uppercase !important;\n        text-align: left;\n        padding: 15px 17px;\n        white-space: nowrap;\n    }\n\n    .fsb.fsb-bhi table.spec td {\n        padding: 13px 17px;\n        border-bottom: 1px solid var(--fsb-line);\n        white-space: nowrap;\n    }\n\n    .fsb.fsb-bhi table.spec tbody tr:nth-child(even) {\n        background: #fafbfd;\n    }\n\n    .fsb.fsb-bhi table.spec tbody tr:hover {\n        background: #eef4fc;\n    }\n\n    .fsb.fsb-bhi table.spec td:first-child {\n        font-family: var(--fsb-font-head) !important;\n        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14.5px !important;\n        color: var(--fsb-body) !important;\n    }\n\n    .fsb.fsb-bhi .mount {\n        display: grid;\n        grid-template-columns: repeat(5,1fr);\n        gap: 16px;\n        margin-top: 26px;\n    }\n\n    .fsb.fsb-bhi .mount-item {\n        text-align: center;\n        border: 1px solid var(--fsb-line);\n        border-radius: var(--fsb-radius-card);\n        padding: 18px 12px;\n        background: var(--fsb-white);\n    }\n\n    .fsb.fsb-bhi .mount-item svg {\n        margin: 0 auto 12px;\n    }\n\n    .fsb.fsb-bhi .mount-item b {\n        display: block;\n        font-family: var(--fsb-font-head) !important;\n        font-size: 14px !important;\n        color: var(--fsb-ink) !important;\n    }\n\n    .fsb.fsb-bhi .mount-item span {\n        font-size: 13px !important;\n        color: var(--fsb-muted) !important;\n    }\n\n    @media(max-width: 1024px) {\n        .fsb.fsb-bhi .acc {\n            grid-template-columns:1fr 1fr;\n        }\n\n        .fsb.fsb-bhi .mount {\n            grid-template-columns: repeat(3,1fr);\n        }\n    }\n\n    .fsb.fsb-bhi .dodont {\n        display: grid;\n        grid-template-columns: 1fr 1fr;\n        gap: 0;\n        border: 1px solid var(--fsb-line);\n        border-radius: var(--fsb-radius-card);\n        overflow: hidden;\n        background: var(--fsb-white);\n    }\n\n    .fsb.fsb-bhi .dd-col {\n        padding: 28px 28px 24px;\n    }\n\n    .fsb.fsb-bhi .dd-col+.dd-col {\n        border-left: 1px solid var(--fsb-line);\n    }\n\n    .fsb.fsb-bhi .dd-head {\n        font-family: var(--fsb-font-head) !important;\n        font-size: 15px !important;\n        font-weight: 800 !important;\n        text-transform: uppercase !important;\n        letter-spacing: .05em !important;\n        padding-bottom: 13px;\n        margin-bottom: 16px;\n        border-bottom: 2px solid var(--fsb-line);\n        display: flex;\n        align-items: center;\n        gap: 10px;\n    }\n\n    .fsb.fsb-bhi .dd-no .dd-head {\n        color: #c0392b !important;\n        border-color: #f4d4d0;\n    }\n\n    .fsb.fsb-bhi .dd-yes .dd-head {\n        color: #1d7a44 !important;\n        border-color: #cfe9db;\n    }\n\n    .fsb.fsb-bhi .dd-list {\n        list-style: none;\n        padding: 0;\n        margin: 0;\n        font-size: 15px !important;\n    }\n\n    .fsb.fsb-bhi .dd-list li {\n        position: relative;\n        padding-left: 30px;\n        margin-bottom: 14px;\n        line-height: 1.6 !important;\n    }\n\n    .fsb.fsb-bhi .dd-list li:last-child {\n        margin-bottom: 0;\n    }\n\n    .fsb.fsb-bhi .dd-no .dd-list li::before {\n        content: \"\\2715\";\n        position: absolute;\n        left: 0;\n        top: 1px;\n        color: #c0392b !important;\n        font-weight: 800 !important;\n        width: 20px;\n        height: 20px;\n        border-radius: 50%;\n        background: #fdecea;\n        display: flex;\n        align-items: center;\n        justify-content: center;\n        font-size: 10px !important;\n    }\n\n    .fsb.fsb-bhi .dd-yes .dd-list li::before {\n        content: \"\\2713\";\n        position: absolute;\n        left: 0;\n        top: 1px;\n        color: #1d7a44 !important;\n        font-weight: 800 !important;\n        width: 20px;\n        height: 20px;\n        border-radius: 50%;\n        background: #e6f6ec;\n        display: flex;\n        align-items: center;\n        justify-content: center;\n        font-size: 11px !important;\n    }\n\n    @media(max-width: 680px) {\n        .fsb.fsb-bhi .adv, .fsb.fsb-bhi .acc, .fsb.fsb-bhi .dodont, .fsb.fsb-bhi .mount, .fsb.fsb-bhi .rel {\n            grid-template-columns:1fr;\n        }\n\n        .fsb.fsb-bhi .dd-col+.dd-col {\n            border-left: 0;\n            border-top: 1px solid var(--fsb-line);\n        }\n    }\n\n    .fsb.fsb-bhi .eyebrow {\n        display: inline-block;\n        font-family: var(--fsb-font-head) !important;\n        font-size: 12px !important;\n        font-weight: 800 !important;\n        letter-spacing: .14em !important;\n        text-transform: uppercase !important;\n        color: var(--fsb-primary) !important;\n        background: #eaf1fb;\n        padding: 6px 14px;\n        border-radius: var(--fsb-radius);\n        margin-bottom: 18px;\n    }\n\n    .fsb.fsb-bhi .eyebrow.on-dark {\n        background: transparent !important;\n        color: #0a3281 !important;\n        border: 1px solid rgba(10,50,129,.35)\n    }\n\n    .fsb.fsb-bhi .btn-light {\n        background: #1668b3;\n        border-color: #1668b3;\n        color: #fff !important\n    }\n\n    .fsb.fsb-bhi .btn-light:hover {\n        background: #0d4c86;\n        border-color: #0d4c86;\n        color: #fff !important;\n        transform: translateY(-2px)\n    }\n\n    .fsb.fsb-bhi .btn-ghost {\n        background: transparent;\n        color: #0a3281 !important;\n        border-color: rgba(10,50,129,.45)\n    }\n\n    .fsb.fsb-bhi .btn-ghost:hover {\n        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  color: var(--fsb-white) !important;\n        position: relative;\n        overflow: hidden;\n    }\n\n    .fsb.fsb-bhi .sizing::after {\n        content: \"\";\n        position: absolute;\n        inset: 0;\n        pointer-events: none;\n        background: radial-gradient(720px 320px at 92% 8%,rgba(97,206,112,.2),transparent 60%);\n    }\n\n    .fsb.fsb-bhi .sizing .wrap {\n        position: relative;\n        z-index: 2;\n    }\n\n    .fsb.fsb-bhi .sizing h2 {\n        color: var(--fsb-white) !important;\n    }\n\n    .fsb.fsb-bhi .sizing .lede {\n        color: rgba(255,255,255,.88) !important;\n    }\n\n    .fsb, .fsb *, .fsb *::before, .fsb *::after {\n        box-sizing: border-box;\n    }\n\n    .fsb {\n        --fsb-brand: #060097;\n        --fsb-brand-deep: #032a5e;\n        --fsb-primary: #043384;\n        --fsb-primary-hover: #42A2D9;\n        --fsb-accent: #61CE70;\n        --fsb-ink: #1e293b;\n        --fsb-body: #46536a;\n        --fsb-muted: #67768e;\n        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\u9002\u914d\u4fee\u6b63\uff08\u672c\u6b21\u65b0\u589e\uff09=====\n   \u2460 html overflow-x:clip \u2014 \u5168\u5bbd hero \u7528 100vw\uff0cWindows \u7ecf\u5178\u6eda\u52a8\u6761\u4f1a\u8ba9 100vw \u6bd4\u5185\u5bb9\u533a\u5bbd\u7ea6 15px\n      \u800c\u6324\u51fa\u6a2a\u5411\u6eda\u52a8\u6761\uff1b\u7528 clip\uff08\u975e hidden\uff09\u88c1\u6389\uff0c\u4e0d\u751f\u6210\u6eda\u52a8\u5bb9\u5668\u3001\u4e0d\u5f71\u54cd sticky \u83dc\u5355\u5934\u3002\n   \u2461 \u2264680px\uff1ahero \u4e0d\u518d\u5360\u6ee1\u6574\u5c4f\uff0c\u906e\u7f69\u52a0\u539a + \u5e95\u56fe\u53f3\u79fb\uff0c\u907f\u514d\u6a2a\u5e45\u5728\u7a84\u5c4f\u88ab cover \u88c1\u5230\u53ea\u5269\u4e2d\u95f4\u4e00\u5c0f\u6761\u3002 *\/\n    html {\n        overflow-x: clip\n    }\n\n    @media(max-width: 680px) {\n        .fsb.fsb-bhi .hero {\n            min-height:auto;\n            padding: 52px 0 34px;\n            background: linear-gradient(180deg,rgba(255,255,255,.965) 0%,rgba(255,255,255,.94) 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.fsb.fsb-bhi .rail-links ul {\n            grid-template-columns:repeat(2,minmax(0,1fr))\n        }\n    }\n\n    @media(max-width: 560px) {\n        .fsb.fsb-bhi .rail-links ul {\n            grid-template-columns:1fr\n        }\n\n        .fsb.fsb-bhi .rail-links .rl-in {\n            padding: 20px 18px\n        }\n    }\n<\/style>\n<div class=\"elementor-element elementor-element-6f8c903 elementor-widget elementor-widget-html\" data-id=\"6f8c903\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n    <div class=\"fsb fsb-bhi\">\n        <section class=\"hero\">\n            <div class=\"wrap\">\n                <span class=\"eyebrow on-dark\">BHI Series<\/span>\n                <h1>BHI Hydraulic-Pneumatic Buffers \u2014 Twice the Energy in the Same Bore, 4 to 720 kJ<\/h1>\n                <p class=\"hero-sub\">Landing-gear derived technology. Oil and nitrogen absorb the impact together, giving more than double the energy of other structures in the same cylinder diameter and stroke.<\/p>\n                <div class=\"btn-row\">\n                    <a href=\"#form\" class=\"btn btn-light\">Request Free Sizing<\/a>\n                    <a href=\"#fsb-bhi-models\" class=\"btn btn-ghost\">See Model Table<\/a>\n                <\/div>\n                <div class=\"specbar\">\n                    <div>\n                        <b>4 \u2013 720 kJ<\/b>\n                        <span>Energy per cycle<\/span>\n                    <\/div>\n                    <div>\n                        <b>50 \u2013 1000 mm<\/b>\n                        <span>Stroke range<\/span>\n                    <\/div>\n                    <div>\n                        <b>\u00d865 \u2013 \u00d8180<\/b>\n                        <span>Cylinder bore<\/span>\n                    <\/div>\n                    <div>\n                        <b>2\u00d7<\/b>\n                        <span>Energy vs. other structures<\/span>\n                    <\/div>\n                    <div>\n                        <b>3 \u2013 10 bar<\/b>\n                        <span>Nitrogen pressure<\/span>\n                    <\/div>\n                <\/div>\n            <\/div>\n        <\/section>\n    <\/div>\n<\/div>\n<!-- FORGESAIL \u00b7 \u9762\u5305\u5c51 + \u516d\u7cfb\u5217\u8054\u52a8\u5bfc\u822a \u00b7 \u5f53\u524d\u9875\uff1aBHI Hydraulic-Pneumatic -->\n<div class=\"fsb fsb-crumbs\">\n    <div class=\"wrap\">\n        <nav class=\"crmb\" aria-label=\"Breadcrumb\">\n            <a href=\"https:\/\/forgesail.com\/\">Home<\/a>\n            <span class=\"sep\">\/<\/span>\n            <a href=\"https:\/\/forgesail.com\/products\/\">Products<\/a>\n            <span class=\"sep\">\/<\/span>\n            <a href=\"https:\/\/forgesail.com\/products\/buffer-stops\/\">Buffer Stops<\/a>\n            <span class=\"sep\">\/<\/span>\n            <a href=\"https:\/\/forgesail.com\/products\/buffer-stops\/hydraulic-buffer\/\">Hydraulic Buffers<\/a>\n            <span class=\"sep\">\/<\/span>\n            <span class=\"cur\" aria-current=\"page\">BHI Hydraulic-Pneumatic<\/span>\n        <\/nav>\n        <nav class=\"ser-nav\" aria-label=\"BHI Hydraulic-Pneumatic series\">\n            <span class=\"sn-title\">Six series<\/span>\n            <a class=\"chip\" href=\"https:\/\/forgesail.com\/products\/buffer-stops\/hydraulic-buffer\/\">\n                <b>Overview<\/b>\n            <\/a>\n            <a class=\"chip\" href=\"https:\/\/forgesail.com\/products\/buffer-stops\/hydraulic-buffer\/series-bd\/\">\n                <b>BD<\/b>\n                Adjustable\n            <\/a>\n            <a class=\"chip\" href=\"https:\/\/forgesail.com\/products\/buffer-stops\/hydraulic-buffer\/series-bc\/\">\n                <b>BC<\/b>\n                Self-Compensating\n            <\/a>\n            <a class=\"chip\" href=\"https:\/\/forgesail.com\/products\/buffer-stops\/hydraulic-buffer\/series-bhd\/\">\n                <b>BHD<\/b>\n                Air-Bag\n            <\/a>\n            <a class=\"chip\" href=\"https:\/\/forgesail.com\/products\/buffer-stops\/hydraulic-buffer\/series-bhda\/\">\n                <b>BHDA<\/b>\n                Adjustable\n            <\/a>\n            <a class=\"chip\" href=\"https:\/\/forgesail.com\/products\/buffer-stops\/hydraulic-buffer\/series-bhs\/\">\n                <b>BHS<\/b>\n                Spring-Type\n            <\/a>\n            <a class=\"chip is-cur\" href=\"https:\/\/forgesail.com\/products\/buffer-stops\/hydraulic-buffer\/series-bhi\/\" aria-current=\"page\">\n                <b>BHI<\/b>\n                Pneumatic\n            <\/a>\n        <\/nav>\n    <\/div>\n<\/div>\n<div class=\"elementor-element elementor-element-99b1b7b elementor-widget elementor-widget-html\" data-id=\"99b1b7b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n    <div class=\"fsb fsb-bhi\">\n        <section id=\"overview\">\n            <div class=\"wrap\">\n                <span class=\"eyebrow\">Overview<\/span>\n                <h2>What the BHI Series Is For<\/h2>\n                <div class=\"ov-split\">\n                    <div class=\"lede\">\n                        <p>BHI came out of aircraft landing gear, and it still behaves like it. Hydraulic oil and nitrogen gas absorb the impact energy together: the oil handles the damping, while a nitrogen chamber stores part of the energy as potential energy and drives the return stroke.<\/p>\n                        <p>The result is more than twice the energy absorption of other structures at the same cylinder diameter and stroke, plus a return force far larger than any other series. That combination is exactly what an end-of-track stop or a port crane emergency brake needs \u2014 high energy in a tight space, and a positive return afterwards.<\/p>\n                        <p>Alongside port machinery, railway end-of-track stops are the second reference application for this series. Both are designed to meet OSHA, AISE, CMMA, DIN and FEM requirements.<\/p>\n                    <\/div>\n                    <figure class=\"ov-figure\">\n                        <img loading=\"lazy\" src=\"https:\/\/forgesail.com\/wp-content\/uploads\/2026\/09\/hydraulic-buffer-bhi-Exploded_Diagram.webp\" alt=\"BHI Hydraulic-Pneumatic Heavy-Duty Buffers \u2014 exploded view of internal components\" width=\"1130\" height=\"1510\" loading=\"lazy\" decoding=\"async\">\n                    <\/figure>\n                <\/div>\n                >\n  \n            <\/div>\n        <\/section>\n    <\/div>\n<\/div>\n<div class=\"elementor-element elementor-element-5bdd4ca elementor-widget elementor-widget-html\" data-id=\"5bdd4ca\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n    <div class=\"fsb fsb-bhi\">\n        <section id=\"theory\" class=\"section-alt\">\n            <div class=\"wrap\">\n                <div class=\"split\">\n                    <div>\n                        <span class=\"eyebrow\">Energy Absorption<\/span>\n                        <h2>Hydraulic-Pneumatic Synergy<\/h2>\n                        <p>An isolating piston separates the oil column from the nitrogen chamber. On impact, oil is metered through the orifice stack while the nitrogen compresses \u2014 so part of the kinetic energy is dissipated as heat and part is stored as gas pressure. The stored energy then drives the return stroke, which is why BHI has the strongest recoil of any series.<\/p>\n                    <\/div>\n                    <figure class=\"figure\">\n                        <svg viewBox=\"0 0 360 210\" role=\"img\" aria-label=\"Hydraulic-pneumatic nitrogen chamber cross-section\">\n                            <rect x=\"34\" y=\"70\" width=\"266\" height=\"70\" rx=\"8\" fill=\"#eaf1fb\" stroke=\"#043384\" stroke-width=\"2.2\"\/>\n                            <rect x=\"214\" y=\"70\" width=\"12\" height=\"70\" fill=\"#060097\"\/>\n                            <rect x=\"226\" y=\"71\" width=\"74\" height=\"68\" fill=\"#61CE70\" opacity=\".26\"\/>\n                            <text x=\"263\" y=\"108\" text-anchor=\"middle\" font-family=\"Plus Jakarta Sans,sans-serif\" font-size=\"15\" font-weight=\"800\" fill=\"#1d7a44\">N &#8322;<\/text>\n                            <rect x=\"35\" y=\"71\" width=\"179\" height=\"68\" fill=\"#42A2D9\" opacity=\".18\"\/>\n                            <rect x=\"120\" y=\"70\" width=\"14\" height=\"70\" fill=\"#043384\"\/>\n                            <rect x=\"134\" y=\"97\" width=\"80\" height=\"12\" rx=\"6\" fill=\"#42A2D9\"\/>\n                            <path d=\"M40 105 L14 105\" stroke=\"#67768e\" stroke-width=\"2.4\"\/>\n                            <path d=\"M22 97 L12 105 L22 113\" fill=\"none\" stroke=\"#67768e\" stroke-width=\"2.4\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\/>\n                            <text x=\"10\" y=\"88\" font-family=\"Inter,sans-serif\" font-size=\"11\" fill=\"#67768e\">impact<\/text>\n                            <g font-family=\"Inter,sans-serif\" font-size=\"10.5\" fill=\"#67768e\">\n                                <text x=\"112\" y=\"176\">piston<\/text>\n                                <text x=\"196\" y=\"176\">isolating<\/text>\n                                <text x=\"240\" y=\"192\">nitrogen<\/text>\n                            <\/g>\n                            <g stroke=\"#94a3b8\" stroke-width=\"1\" stroke-dasharray=\"3 3\">\n                                <line x1=\"127\" y1=\"140\" x2=\"127\" y2=\"168\"\/>\n                                <line x1=\"220\" y1=\"140\" x2=\"220\" y2=\"168\"\/>\n                            <\/g>\n                        <\/svg>\n                        <figcaption>\n                            <strong>Figure.<\/strong>\n                            Hydraulic-Pneumatic Synergy \u2014 schematic cross-section,\n        not to scale. Dimensional drawings and 3D STEP files are supplied with every quotation.\n                        <\/figcaption>\n                    <\/figure>\n                <\/div>\n            <\/div>\n        <\/section>\n    <\/div>\n<\/div>\n<div class=\"elementor-element elementor-element-c3cea5a elementor-widget elementor-widget-html\" data-id=\"c3cea5a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n    <div class=\"fsb fsb-bhi\">\n        <section id=\"advantages\">\n            <div class=\"wrap\">\n                <span class=\"eyebrow\">Performance<\/span>\n                <h2>Performance &amp;Advantages<\/h2>\n                <div class=\"lede\">\n                    <p>OSHA \/ AISE \/ CMMA \/ DIN \/ FEM compliant. Special epoxy-painted cylinder and hard-chrome-plated piston rod for outdoor and corrosive service. 60 cycles\/hour maximum.<\/p>\n                <\/div>\n                <div class=\"adv\">\n                    <div class=\"adv-item\">\n                        <span class=\"n\">01<\/span>\n                        <h4>Compact, high energy<\/h4>\n                        <p>More than twice the absorption of other structures in the same bore and stroke.<\/p>\n                    <\/div>\n                    <div class=\"adv-item\">\n                        <span class=\"n\">02<\/span>\n                        <h4>Built around your data<\/h4>\n                        <p>Custom orifice pattern designed for your application.<\/p>\n                    <\/div>\n                    <div class=\"adv-item\">\n                        <span class=\"n\">03<\/span>\n                        <h4>Certified design<\/h4>\n                        <p>Meets OSHA, AISE, CMMA, DIN and FEM requirements.<\/p>\n                    <\/div>\n                    <div class=\"adv-item\">\n                        <span class=\"n\">04<\/span>\n                        <h4>Strong return force<\/h4>\n                        <p>The nitrogen chamber drives the rod back harder than any other series \u2014 ideal for rail end stops.<\/p>\n                    <\/div>\n                    <div class=\"adv-item\">\n                        <span class=\"n\">05<\/span>\n                        <h4>Emergency braking<\/h4>\n                        <p>The reference choice for port machinery and railway end-of-track stops.<\/p>\n                    <\/div>\n                    <div class=\"adv-item\">\n                        <span class=\"n\">06<\/span>\n                        <h4>Outdoor and corrosive duty<\/h4>\n                        <p>Special epoxy paint system and hard-chrome-plated piston rod as standard.<\/p>\n                    <\/div>\n                    <div class=\"adv-item\">\n                        <span class=\"n\">07<\/span>\n                        <h4>Accessory range<\/h4>\n                        <p>Piston rod bellow and safety chain available.\n<\/p>\n                    <\/div>\n                    <div class=\"adv-item\">\n                        <span class=\"n\">08<\/span>\n                        <h4>-35 \u00b0C to 100 \u00b0C<\/h4>\n                        <p>With the special seal and hydraulic oil package, up from -10 \u00b0C to 60 \u00b0C.<\/p>\n                    <\/div>\n                    <div class=\"adv-item\">\n                        <span class=\"n\">09<\/span>\n                        <h4>Custom design service<\/h4>\n                        <p>Our engineers will size and configure the unit against your drawings.<\/p>\n                    <\/div>\n                <\/div>\n            <\/div>\n        <\/section>\n    <\/div>\n<\/div>\n<div class=\"elementor-element elementor-element-5a15693 elementor-widget elementor-widget-html\" data-id=\"5a15693\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n    <div class=\"fsb fsb-bhi\">\n        <section id=\"fsb-bhi-models\" class=\"section-alt\">\n            <div class=\"wrap\">\n                <span class=\"eyebrow\">Model Selection<\/span>\n                <h2>Model Selection<\/h2>\n                <p class=\"lede\">Select by stroke and energy per cycle, then confirm with the maximum energy per hour.\n    If your duty cycle is demanding, send us the numbers and we will run the calculation for you.<\/p>\n                <!-- Engineering data drawing -->\n                <figure class=\"ms-figure\">\n                    <img loading=\"lazy\" src=\"https:\/\/forgesail.com\/wp-content\/uploads\/2026\/09\/bhi-Engineering-Data.webp\" alt=\"BHI Hydraulic-Pneumatic Heavy-Duty Buffers \u2014 engineering data: dimensions, stroke and energy ratings\" width=\"1536\" height=\"609\" loading=\"lazy\" decoding=\"async\">\n                <\/figure>\n                <div class=\"filterbar\">\n                    <input id=\"fsb-bhi-modelFilter\" type=\"search\" placeholder=\"Filter by model group, stroke or energy\u2026\" aria-label=\"Filter models\">\n                    <span class=\"count\" id=\"fsb-bhi-modelCount\"><\/span>\n                <\/div>\n                <div class=\"table-scroll\">\n                    <table aria-label=\"Model Selection\" class=\"spec\" id=\"fsb-bhi-modelTable\">\n                        <thead>\n                            <tr>\n                                <th scope=\"col\">Model Group<\/th>\n                                <th scope=\"col\">Stroke Range (mm)<\/th>\n                                <th scope=\"col\">Max Energy\/Cycle (kJ)<\/th>\n                                <th scope=\"col\">Cylinder \u00d8 (mm)<\/th>\n                            <\/tr>\n                        <\/thead>\n                        <tbody>\n                            <tr>\n                                <td>BHI65<\/td>\n                                <td class=\"num\">50 \u2013 100<\/td>\n                                <td class=\"num\">4 \u2013 8<\/td>\n                                <td class=\"num\">\u00d865<\/td>\n                            <\/tr>\n                            <tr>\n                                <td>BHI85<\/td>\n                                <td class=\"num\">50 \u2013 100<\/td>\n                                <td class=\"num\">8 \u2013 16<\/td>\n                                <td class=\"num\">\u00d885<\/td>\n                            <\/tr>\n                            <tr>\n                                <td>BHI100<\/td>\n                                <td class=\"num\">50 \u2013 800<\/td>\n                                <td class=\"num\">10 \u2013 132<\/td>\n                                <td class=\"num\">\u00d8100<\/td>\n                            <\/tr>\n                            <tr>\n                                <td>BHI120<\/td>\n                                <td class=\"num\">100 \u2013 1000<\/td>\n                                <td class=\"num\">32 \u2013 260<\/td>\n                                <td class=\"num\">\u00d8120<\/td>\n                            <\/tr>\n                            <tr>\n                                <td>BHI130<\/td>\n                                <td class=\"num\">250 \u2013 800<\/td>\n                                <td class=\"num\">100 \u2013 270<\/td>\n                                <td class=\"num\">\u00d8130<\/td>\n                            <\/tr>\n                            <tr>\n                                <td>BHI150<\/td>\n                                <td class=\"num\">115 \u2013 1000<\/td>\n                                <td class=\"num\">62 \u2013 510\n<\/td>\n                                <td class=\"num\">\u00d8150<\/td>\n                            <\/tr>\n                            <tr>\n                                <td>BHI180<\/td>\n                                <td class=\"num\">100 \u2013 1000<\/td>\n                                <td class=\"num\">80 \u2013 720<\/td>\n                                <td class=\"num\">\u00d8180<\/td>\n                            <\/tr>\n                            <tr id=\"fsb-bhi-emptyRow\" class=\"empty-row hide\">\n                                <td colspan=\"4\">No model matches that search.<\/td>\n                            <\/tr>\n                        <\/tbody>\n                    <\/table>\n                <\/div>\n                <div class=\"scroll-hint\">\u2190 Swipe to see all columns \u2192<\/div>\n                <p style=\"font-size:13.5px;color:var(--fsb-muted);margin-top:14px\">Model group shown as BHI &lt;bore &gt;\u00d7&lt;stroke &gt;\u2014 for example BHI120\u00d7200. Add the mounting code (FF \/ FR) and options (SC \/ PB).<\/p>\n            <\/div>\n        <\/section>\n    <\/div>\n    <script>\n        (function() {\n            var box = document.getElementById('fsb-bhi-modelFilter');\n            if (!box) {\n                return;\n            }\n            var table = document.getElementById('fsb-bhi-modelTable');\n            var rows = table ? table.querySelectorAll('tbody tr') : [];\n            var out = document.getElementById('fsb-bhi-modelCount');\n            var empty = document.getElementById('fsb-bhi-emptyRow');\n            var total = 0;\n            Array.prototype.forEach.call(rows, function(r) {\n                if (r.id !== 'fsb-bhi-emptyRow') {\n                    total++;\n                }\n            });\n            box.addEventListener('input', function() {\n                var q = box.value.trim().toLowerCase()\n                  , shown = 0;\n                Array.prototype.forEach.call(rows, function(r) {\n                    if (r.id === 'fsb-bhi-emptyRow') {\n                        return;\n                    }\n                    var hit = r.textContent.toLowerCase().indexOf(q) > -1;\n                    r.classList.toggle('hide', !hit);\n                    if (hit) {\n                        shown++;\n                    }\n                });\n                if (empty) {\n                    empty.classList.toggle('hide', shown > 0);\n                }\n                if (out) {\n                    out.textContent = shown + ' of ' + total + ' models';\n                }\n            });\n            if (out) {\n                out.textContent = total + ' models';\n            }\n        }\n        )();\n    <\/script>\n<\/div>\n<div class=\"elementor-element elementor-element-900d5ac elementor-widget elementor-widget-html\" data-id=\"900d5ac\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n    <div class=\"fsb fsb-bhi\">\n        <section id=\"mounting\">\n            <div class=\"wrap\">\n                <span class=\"eyebrow\">Mounting<\/span>\n                <h2>Mounting Arrangements &amp;Accessories<\/h2>\n                <div class=\"lede\">\n                    <p>Front flange (FF) and rear flange (FR) are the standard arrangements for this series. Add a safety chain on any installation above 2 m height.<\/p>\n                <\/div>\n                <div class=\"mount\">\n                    <div class=\"mount-item\">\n                        <svg viewBox=\"0 0 120 76\" role=\"img\" aria-label=\"FF Front Flange\">\n                            <line x1=\"8\" y1=\"20\" x2=\"112\" y2=\"20\" stroke=\"#cbd5e1\" stroke-width=\"1.4\" stroke-dasharray=\"4 3\"\/>\n                            <rect x=\"46\" y=\"26\" width=\"46\" height=\"24\" rx=\"4\" fill=\"#eaf1fb\" stroke=\"#043384\" stroke-width=\"2\"\/>\n                            <rect x=\"92\" y=\"33\" width=\"26\" height=\"10\" rx=\"4\" fill=\"#42A2D9\"\/>\n                            <rect x=\"32\" y=\"18\" width=\"12\" height=\"40\" rx=\"2\" fill=\"#060097\"\/>\n                        <\/svg>\n                        <b>FF<\/b>\n                        <span>Front Flange<\/span>\n                    <\/div>\n                    <div class=\"mount-item\">\n                        <svg viewBox=\"0 0 120 76\" role=\"img\" aria-label=\"FR Rear Flange\">\n                            <line x1=\"8\" y1=\"20\" x2=\"112\" y2=\"20\" stroke=\"#cbd5e1\" stroke-width=\"1.4\" stroke-dasharray=\"4 3\"\/>\n                            <rect x=\"46\" y=\"26\" width=\"46\" height=\"24\" rx=\"4\" fill=\"#eaf1fb\" stroke=\"#043384\" stroke-width=\"2\"\/>\n                            <rect x=\"92\" y=\"33\" width=\"26\" height=\"10\" rx=\"4\" fill=\"#42A2D9\"\/>\n                            <rect x=\"94\" y=\"18\" width=\"12\" height=\"40\" rx=\"2\" fill=\"#060097\"\/>\n                        <\/svg>\n                        <b>FR<\/b>\n                        <span>Rear Flange<\/span>\n                    <\/div>\n                    <div class=\"mount-item\">\n                        <svg viewBox=\"0 0 120 76\" role=\"img\" aria-label=\"TF Front + Rear\">\n                            <line x1=\"8\" y1=\"20\" x2=\"112\" y2=\"20\" stroke=\"#cbd5e1\" stroke-width=\"1.4\" stroke-dasharray=\"4 3\"\/>\n                            <rect x=\"46\" y=\"26\" width=\"46\" height=\"24\" rx=\"4\" fill=\"#eaf1fb\" stroke=\"#043384\" stroke-width=\"2\"\/>\n                            <rect x=\"92\" y=\"33\" width=\"26\" height=\"10\" rx=\"4\" fill=\"#42A2D9\"\/>\n                            <rect x=\"32\" y=\"18\" width=\"12\" height=\"40\" rx=\"2\" fill=\"#060097\"\/>\n                            <rect x=\"94\" y=\"18\" width=\"12\" height=\"40\" rx=\"2\" fill=\"#060097\"\/>\n                        <\/svg>\n                        <b>TF<\/b>\n                        <span>Front + Rear<\/span>\n                    <\/div>\n                    <div class=\"mount-item\">\n                        <svg viewBox=\"0 0 120 76\" role=\"img\" aria-label=\"FM Foot Mount\">\n                            <line x1=\"8\" y1=\"20\" x2=\"112\" y2=\"20\" stroke=\"#cbd5e1\" stroke-width=\"1.4\" stroke-dasharray=\"4 3\"\/>\n                            <rect x=\"46\" y=\"26\" width=\"46\" height=\"24\" rx=\"4\" fill=\"#eaf1fb\" stroke=\"#043384\" stroke-width=\"2\"\/>\n                            <rect x=\"92\" y=\"33\" width=\"26\" height=\"10\" rx=\"4\" fill=\"#42A2D9\"\/>\n                            <rect x=\"40\" y=\"52\" width=\"14\" height=\"8\" rx=\"2\" fill=\"#060097\"\/>\n                            <rect x=\"82\" y=\"52\" width=\"14\" height=\"8\" rx=\"2\" fill=\"#060097\"\/>\n                        <\/svg>\n                        <b>FM<\/b>\n                        <span>Foot Mount<\/span>\n                    <\/div>\n                    <div class=\"mount-item\">\n                        <svg viewBox=\"0 0 120 76\" role=\"img\" aria-label=\"CM U Clevis\">\n                            <line x1=\"8\" y1=\"20\" x2=\"112\" y2=\"20\" stroke=\"#cbd5e1\" stroke-width=\"1.4\" stroke-dasharray=\"4 3\"\/>\n                            <rect x=\"46\" y=\"26\" width=\"46\" height=\"24\" rx=\"4\" fill=\"#eaf1fb\" stroke=\"#043384\" stroke-width=\"2\"\/>\n                            <rect x=\"92\" y=\"33\" width=\"26\" height=\"10\" rx=\"4\" fill=\"#42A2D9\"\/>\n                            <path d=\"M32 26 L32 50 M32 30 L46 30 M32 46 L46 46\" stroke=\"#060097\" stroke-width=\"3\" fill=\"none\" stroke-linecap=\"round\"\/>\n                        <\/svg>\n                        <b>CM<\/b>\n                        <span>U Clevis<\/span>\n                    <\/div>\n                <\/div>\n                <h3 style=\"margin-top:44px\">Accessories<\/h3>\n                <div class=\"acc\">\n                    <div class=\"acc-item\">\n                        <b>SC<\/b>\n                        <span>Safety chain \u2014 mandatory on any installation above 2 m height.<\/span>\n                    <\/div>\n                    <div class=\"acc-item\">\n                        <b>PB<\/b>\n                        <span>Piston rod bellow \u2014 strongly recommended in dusty service.<\/span>\n                    <\/div>\n                <\/div>\n            <\/div>\n        <\/section>\n    <\/div>\n<\/div>\n<div class=\"elementor-element elementor-element-ef2161d elementor-widget elementor-widget-html\" data-id=\"ef2161d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n    <div class=\"fsb fsb-bhi\">\n        <section id=\"maintenance\">\n            <div class=\"wrap\">\n                <span class=\"eyebrow\">Installation &amp;Maintenance<\/span>\n                <h2>Installation &amp;Maintenance<\/h2>\n                <div class=\"dodont\">\n                    <div class=\"dd-col dd-no\">\n                        <div class=\"dd-head\">Never do this<\/div>\n                        <ul class=\"dd-list\">\n                            <li>Use the buffer as an end stop.<\/li>\n                            <li>Remove the steel strike head.<\/li>\n                            <li>Exceed the permitted side load angle.<\/li>\n                            <li>Paint the piston rod or the body.<\/li>\n                            <li>Place it near acids, solvents or soluble cutting oil.<\/li>\n                            <li>Expose it to open flame \u2014 the unit is oil filled.<\/li>\n                        <\/ul>\n                    <\/div>\n                    <div class=\"dd-col dd-yes\">\n                        <div class=\"dd-head\">Do this<\/div>\n                        <ul class=\"dd-list\">\n                            <li>Keep the nitrogen chamber between 3 and 10 bar. Standard factory setting is 5 bar.<\/li>\n                            <li>Check and top up through the gas filling nozzle under the bolt at the top of the piston rod.<\/li>\n                            <li>Use nitrogen. If another gas is used it must be free of salt and moisture.<\/li>\n                            <li>Close the knob by turning right; loosen by turning left.<\/li>\n                            <li>Charging sequence: set the cylinder to 3\u20135 bar, fit the tyre-type nozzle, turn the knob right to close, then remove the nozzle and refit the cap.<\/li>\n                            <li>Inspect every 6 months on safety and emergency duty, monthly in frequent service.<\/li>\n                        <\/ul>\n                    <\/div>\n                <\/div>\n            <\/div>\n        <\/section>\n    <\/div>\n<\/div>\n<div class=\"elementor-element elementor-element-e48cb96 elementor-widget elementor-widget-html\" data-id=\"e48cb96\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n    <div class=\"fsb fsb-bhi\">\n        <section id=\"sizing\" class=\"sizing\">\n            <div class=\"wrap\">\n                <span class=\"eyebrow on-dark\">What We Need From You<\/span>\n                <h2>Send Us Five Numbers \u2014 Get a Sizing Report in 48 Hours<\/h2>\n                <p class=\"lede\">Every BHI unit is configured against your application data. Give us these five\n    values and our engineers will return a recommended model with verified shock-force versus stroke and\n    deceleration versus stroke curves. Free, and with no commitment to buy.<\/p>\n                <ul class=\"params\">\n                    <li>\n                        W <em>kg \u00b7 moving weight<\/em>\n                    <\/li>\n                    <li>\n                        V <em>m\/s \u00b7 impact velocity<\/em>\n                    <\/li>\n                    <li>\n                        Fp <em>N \u00b7 driving force<\/em>\n                    <\/li>\n                    <li>\n                        n <em>pcs \u00b7 buffers in parallel<\/em>\n                    <\/li>\n                    <li>Cycles \/ hour<\/li>\n                <\/ul>\n                <div class=\"btn-row\">\n                    <a href=\"#form\" class=\"btn btn-light\">Request Free Sizing<\/a>\n                    <a href=\"https:\/\/wa.me\/8617768339068\" class=\"btn btn-ghost\" target=\"_blank\" rel=\"noopener\">Talk to an Engineer<\/a>\n                <\/div>\n            <\/div>\n        <\/section>\n    <\/div>\n<\/div>\n<div class=\"elementor-element elementor-element-775bc15 elementor-widget elementor-widget-html\" data-id=\"775bc15\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n    <!-- ===== FORGESAIL BLOCK \u00b7 12\u2011faq \u00b7 FAQ \u624b\u98ce\u7434\uff08\u5361\u7247\u7248\uff0cBHI\u7cfb\u5217\u95ee\u7b54\u5185\u5bb9\uff09 ===== -->\n    <!-- \u7528\u6cd5\uff1a\u5728 Elementor \u62d6\u5165\u300cHTML\u300d\u5c0f\u5de5\u5177\uff0c\u6574\u6bb5\u7c98\u8d34\u5373\u53ef -->\n    <div class=\"fsb fsb-block fsb-12-faq\" data-page-node-id=\"sf1H902VPmvv4eaApESuFB\">\n        <section id=\"faq\" class=\"section-alt\" data-page-node-id=\"GKtEcV1IbIAXN1pL25AZCx\">\n            <div class=\"wrap\" data-page-node-id=\"pB5okwRcd2PCFftztuvIF5\">\n                <span class=\"eyebrow\" data-page-node-id=\"Du2UPvF64b2ZUn2CZCgYTT\">FAQ<\/span>\n                <h2 data-page-node-id=\"WUo21MnMTRrE2KhBgM3uCb\">BHI Series FAQ<\/h2>\n                <div class=\"faq\" id=\"fsb-12-faq-faqList\" data-page-node-id=\"fBDeBYX08jKNjXIOgkAeo8\">\n                    <div class=\"faq-item\" data-page-node-id=\"Lk2I7Io4EGk9C6YD6oih9T\">\n                        <button class=\"faq-q\" type=\"button\" aria-expanded=\"false\" aria-controls=\"faq-a-1\" data-page-node-id=\"noZWHXsQgC7MZJUsc7kjiJ\">How is BHI different from BHD?<\/button>\n                        <div class=\"faq-a\" id=\"faq-a-1\" role=\"region\" data-page-node-id=\"BKSxXws1LMknfxQBreJsw9\">\n                            <div class=\"faq-a-inner\" data-page-node-id=\"MI4vJwFBmOnYoiGeNqzTUH\">Both are heavy\u2011duty buffers, but they return the piston rod differently. BHD uses a nitrogen air bag and has a very small recoil force \u2014 best for stacker cranes and overhead cranes where you do not want the load pushed back. BHI uses oil and nitrogen together, absorbs more than twice the energy in the same cylinder diameter and stroke, and has a much larger return force \u2014 best for railway end stops and emergency braking where space is tight and a positive return is needed.<\/div>\n                        <\/div>\n                    <\/div>\n                    <div class=\"faq-item\" data-page-node-id=\"lRdD5as6Ki3484lOzEtlA0\">\n                        <button class=\"faq-q\" type=\"button\" aria-expanded=\"false\" aria-controls=\"faq-a-2\" data-page-node-id=\"FNb1Z5AgNDHCR71E40IeFM\">What nitrogen pressure should a BHI buffer run at?<\/button>\n                        <div class=\"faq-a\" id=\"faq-a-2\" role=\"region\" data-page-node-id=\"r7pbOOEU4gQIIIcy0SCXom\">\n                            <div class=\"faq-a-inner\" data-page-node-id=\"EePNJICmRrGjIo119l0x2b\">Between 3 and 10 bar, with 5 bar as the standard factory setting. The pressure is checked and topped up through the gas filling nozzle under the bolt at the top of the piston rod, using any standard tyre\u2011type nozzle aerator. Use nitrogen, and if you use another gas make sure it is free of salt and moisture.<\/div>\n                        <\/div>\n                    <\/div>\n                    <div class=\"faq-item\" data-page-node-id=\"UkBAQCEwf0wmMctiupD6gD\">\n                        <button class=\"faq-q\" type=\"button\" aria-expanded=\"false\" aria-controls=\"faq-a-3\" data-page-node-id=\"Au8OBO7DVAfYg4g1WeLPxX\">Is BHI suitable for railway end\u2011of\u2011track stops?<\/button>\n                        <div class=\"faq-a\" id=\"faq-a-3\" role=\"region\" data-page-node-id=\"78AfN81M6gm8JyjUCyj5Pc\">\n                            <div class=\"faq-a-inner\" data-page-node-id=\"4O5WpQtc2jYBqQ7nvStiIl\">Yes \u2014 this is one of its two reference applications, alongside port machinery. The combination of high energy absorption in a compact body and a strong piston rod return force is exactly what an end\u2011of\u2011track stop requires, and the series is designed to meet OSHA, AISE, CMMA, DIN and FEM requirements.<\/div>\n                        <\/div>\n                    <\/div>\n                    <div class=\"faq-item\" data-page-node-id=\"H0bAc1ACAbGVJJVumOJ3uO\">\n                        <button class=\"faq-q\" type=\"button\" aria-expanded=\"false\" aria-controls=\"faq-a-4\" data-page-node-id=\"nMT0DEf99grhk63rvyBqi1\">What mounting arrangements are available?<\/button>\n                        <div class=\"faq-a\" id=\"faq-a-4\" role=\"region\" data-page-node-id=\"HorVuQUpvyYe7Urgnz9OVw\">\n                            <div class=\"faq-a-inner\" data-page-node-id=\"mSooZ4nwCxgFFRvyhl5bOx\">Front flange (FF) and rear flange (FR) as standard. Piston rod bellow (PB) and safety chain (SC) are available as options; we specify the safety chain on any installation above 2\u202fm height.<\/div>\n                        <\/div>\n                    <\/div>\n                    <div class=\"faq-item\" data-page-node-id=\"v5V1eGaBSzoiwadaqIJxvv\">\n                        <button class=\"faq-q\" type=\"button\" aria-expanded=\"false\" aria-controls=\"faq-a-5\" data-page-node-id=\"y7loAGw1rEhcVTtSMEAQQx\">Can BHI be used outdoors?<\/button>\n                        <div class=\"faq-a\" id=\"faq-a-5\" role=\"region\" data-page-node-id=\"UbE4UKNwJJp0kQ2vJuU5BQ\">\n                            <div class=\"faq-a-inner\" data-page-node-id=\"0HeA6V5i5K45wiEKJAvhqV\">Yes. Cylinders are special epoxy painted and piston rods are hard\u2011chrome plated for outdoor and corrosive service. With the optional seal and oil package the operating range extends from the standard \u201110\u202f\u00b0C to 60\u202f\u00b0C up to \u201135\u202f\u00b0C to 100\u202f\u00b0C.<\/div>\n                        <\/div>\n                    <\/div>\n                <\/div>\n            <\/div>\n        <\/section>\n        <script>\n            (function() {\n                var root = document.getElementById('fsb-12-faq-faqList');\n                if (!root) {\n                    return;\n                }\n                var items = root.querySelectorAll('.faq-item');\n                Array.prototype.forEach.call(items, function(item) {\n                    var q = item.querySelector('.faq-q');\n                    var a = item.querySelector('.faq-a');\n                    q.addEventListener('click', function() {\n                        var isOpen = item.classList.contains('open');\n\n                        \/\/ \u5173\u95ed\u5176\u4ed6\uff0c\u5b9e\u73b0\u624b\u98ce\u7434\u6548\u679c\n                        Array.prototype.forEach.call(items, function(other) {\n                            other.classList.remove('open');\n                            other.querySelector('.faq-a').style.maxHeight = null;\n                        });\n\n                        \/\/ \u6253\u5f00\u5f53\u524d\n                        if (!isOpen) {\n                            item.classList.add('open');\n                            a.style.maxHeight = a.scrollHeight + 'px';\n                        }\n                    });\n                });\n\n                \/\/ \u76d1\u542c\u7a97\u53e3\u5927\u5c0f\u53d8\u5316\u4ee5\u91cd\u65b0\u8c03\u6574 max\u2011height\n                window.addEventListener('resize', function() {\n                    var openAnswer = root.querySelector('.faq-item.open .faq-a');\n                    if (openAnswer) {\n                        openAnswer.style.maxHeight = openAnswer.scrollHeight + 'px';\n                    }\n                });\n            }\n            )();\n        <\/script>\n    <\/div>\n    <!-- ===== END BLOCK \u00b7 12\u2011faq ===== -->\n<\/div>\n<div class=\"elementor-element elementor-element-bfd8d38 elementor-widget elementor-widget-html\" data-id=\"bfd8d38\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n    <div class=\"fsb fsb-bhi\">\n        <!-- \u7ad9\u5185\u4e92\u94fe\uff1a\u672c\u65cf\u6b63\u6587\u539f\u4e0d\u6d89\u53ca\u5176\u4ed6\u4ea7\u54c1\u7ebf\uff0c\u8865\u4e00\u6761\u901a\u5f80\u4e3b\u4ea7\u54c1\u7ebf\u7684\u5185\u94fe -->\n        <section class=\"rail-links\" id=\"rail-system\">\n            <div class=\"wrap\">\n                <div class=\"rl-in\">\n                    <h2>Part of a Complete Crane Rail System<\/h2>\n                    <p>Hydraulic buffers are one component we supply. The same engineering and manufacturing team also delivers the rest of the runway system:<\/p>\n                    <ul>\n                        <li>\n                            <a href=\"https:\/\/forgesail.com\/products\/rails\/\">Crane rails<\/a>\n                            \u2014 rail sections for crane runway systems\n                        <\/li>\n                        <li>\n                            <a href=\"https:\/\/forgesail.com\/products\/rail-clips\/\">Rail clips<\/a>\n                            \u2014 bolted and welded fastening systems\n                        <\/li>\n                        <li>\n                            <a href=\"https:\/\/forgesail.com\/products\/rail-pads\/\">Rail pads<\/a>\n                            \u2014 vibration and impact damping\n                        <\/li>\n                        <li>\n                            <a href=\"https:\/\/forgesail.com\/products\/sole-plates\/\">Sole plates<\/a>\n                            \u2014 rail support and load distribution\n                        <\/li>\n                        <li>\n                            <a href=\"https:\/\/forgesail.com\/products\/grouts\/\">Rail grouts<\/a>\n                            \u2014 cementitious bedding for rail fixings\n                        <\/li>\n                        <li>\n                            <a href=\"https:\/\/forgesail.com\/services\/machining-center\/\">Custom machining<\/a>\n                            \u2014 molds and precision machined parts\n                        <\/li>\n                    <\/ul>\n                <\/div>\n            <\/div>\n        <\/section>\n        <section class=\"final-cta\">\n            <div class=\"wrap\">\n                <h2>Talk to an Engineer<\/h2>\n                <p class=\"lede\">Tell us your application and we will come back with a recommendation, a sizing\n    calculation and a quotation. If you are still at the design stage, we are happy to work from drawings.<\/p>\n                <div class=\"btn-row\" style=\"justify-content:center\">\n                    <a href=\"https:\/\/wa.me\/8617768339068\" class=\"btn btn-primary\" target=\"_blank\" rel=\"noopener\">Contact Our Engineering Team<\/a>\n                    <a href=\"https:\/\/forgesail.com\/products\/\" class=\"btn btn-outline\">Back to Hydraulic Buffers<\/a>\n                <\/div>\n            <\/div>\n        <\/section>\n    <\/div>\n<\/div>\n<script type=\"application\/ld+json\">\n    {\n        \"@context\": \"https:\/\/schema.org\",\n        \"@type\": \"FAQPage\",\n        \"mainEntity\": [\n            {\n                \"@type\": \"Question\",\n                \"name\": \"How is BHI different from BHD?\",\n                \"acceptedAnswer\": {\n                    \"@type\": \"Answer\",\n                    \"text\": \"Both are heavy\u2011duty buffers, but they return the piston rod differently. 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