{"id":1558,"date":"2026-09-09T03:41:37","date_gmt":"2026-09-09T03:41:37","guid":{"rendered":"https:\/\/boom-cylinders.com\/?post_type=product&p=1558"},"modified":"2026-09-09T06:48:24","modified_gmt":"2026-09-09T06:48:24","slug":"hcyy11112025-front-frame-support-cylinder","status":"publish","type":"product","link":"https:\/\/boom-cylinders.com\/tr\/product\/hcyy11112025-front-frame-support-cylinder\/","title":{"rendered":"Front Frame Support Cylinder"},"content":{"rendered":"
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Heavy-Duty Hydraulic Cylinders \u2014 UK Industrial Supply<\/p>\n

Front Cylinder for Frame Support<\/h2>\n

Engineering-grade hydraulic support cylinders designed for truck-mounted cranes, aerial work platforms, and heavy lifting equipment operating across UK construction, utilities, and logistics sectors.<\/p>\n

\ud83d\udce7 Fiyat Teklifi Al\u0131n \u2014 sales@boom-cylinders.com<\/a><\/p>\n<\/div>\n<\/div>\n

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What Is a Front Frame Support Cylinder?<\/h2>\n

\"FrontThe front frame support cylinder is a purpose-built hydraulic actuator mounted at the forward structural frame of a crane or heavy machinery chassis. Its primary job is to transfer vertical and lateral load forces from the boom assembly down through the vehicle frame and into stabilised ground contact \u2014 effectively turning an inherently dynamic load into a controlled, static footprint. Without a correctly rated front support cylinder, even minor load imbalances can shift the vehicle’s centre of gravity dangerously forward, putting both operator and equipment at risk.<\/p>\n

The HCYY11112025 model offered here is engineered for truck crane applications where structural integrity cannot be compromised. With a bore diameter of 80 mm, a rod diameter of 60 mm, and a full stroke of 790 mm, this cylinder delivers consistent, repeatable support throughout the working cycle. It operates under a rated working pressure of 18 MPa and can withstand peak bursts up to 27 MPa \u2014 performance figures that sit comfortably above the demands of typical UK site operations without over-engineering the unit’s weight budget.<\/p>\n<\/div>\n

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Request a Quote for HCYY11112025<\/a><\/p>\n

Response within 1 business day \u00b7 UK orders welcome \u00b7 Custom specifications available<\/p>\n<\/div>\n

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Teknik \u00d6zellikler<\/h2>\n

The specification table below reflects the factory-confirmed data from the original product catalogue. Every figure is derived from production testing at our ISO-certified manufacturing facility. UK buyers should note that all pressure ratings exceed the minimum thresholds defined under PSSR 2000 (Pressure Systems Safety Regulations) for industrial hydraulic equipment, making integration with compliant UK crane systems straightforward.<\/p>\n

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\"Front<\/div>\n

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Front Cylinder for Frame Support<\/th>\n<\/tr>\n
Silindir Modeli<\/th>\nTeknik \u00d6zellikler<\/th>\n\u00c7al\u0131\u015fma Bas\u0131nc\u0131<\/th>\nMaksimum Dayan\u0131m Bas\u0131nc\u0131<\/th>\nTrip<\/th>\nInstallation Distance<\/th>\nA\u011f\u0131rl\u0131k<\/th>\n<\/tr>\n<\/thead>\n
HCYY11112025<\/td>\n\u03a680 x \u03a660 x 790<\/td>\n18 MPa<\/td>\n27 MPa<\/td>\n790<\/td>\n1112<\/td>\n45 kg<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

Units: Pressure in MPa \u00b7 Dimensions in mm \u00b7 Weight in kg \u00b7 Trip = stroke length<\/p>\n<\/div>\n

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Why Choose This Front Frame Support Cylinder<\/h2>\n
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Dual-Seal Sealing System<\/h3>\n

A compound seal design combining a PTFE guide ring with a nitrile lip seal eliminates bypass leakage even under prolonged static loading. This matters greatly on UK construction sites where cranes may hold a load stationary for extended periods during structural placement.<\/p>\n<\/div>\n

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High-Strength Alloy Steel Construction<\/h3>\n

The cylinder barrel is fabricated from cold-drawn seamless steel tube with an inner surface honed to Ra 0.4 \u00b5m. The piston rod uses 45# steel with hard-chrome plating to a minimum of 20 \u00b5m depth, providing corrosion resistance that stands up to outdoor UK working environments.<\/p>\n<\/div>\n

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Overload Safety Margin<\/h3>\n

A rated working pressure of 18 MPa with a burst tolerance of 27 MPa \u2014 a safety factor of 1.5 \u2014 means the unit will not catastrophically fail during sudden pressure spikes from crane boom swing or load dynamic changes, protecting both personnel and the host machine.<\/p>\n<\/div>\n

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OEM-Ready Mounting Interface<\/h3>\n

With a confirmed installation distance of 1112 mm and a mass of 45 kg, this cylinder slots directly into OEM mounting brackets on standard 8-tonne to 20-tonne truck crane chassis, eliminating costly frame modifications and reducing installation labour on your UK depot floor.<\/p>\n<\/div>\n<\/div>\n<\/div>\n

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How It Works, What It’s Made Of, and Where It’s Used<\/h2>\n
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Operating Principle<\/h3>\n

Pressurised hydraulic fluid is directed into the cap end of the cylinder by the crane’s main control valve block. As pressure builds, the piston and rod extend, pushing the front outrigger pad or frame bracket firmly against the ground or support structure. The static pressure lock valve \u2014 fitted to most crane installations \u2014 then holds the rod position without continuous pump demand, reducing hydraulic heat generation during long-duration lifts. Retraction is achieved by porting fluid to the rod end while the cap end drains to tank.<\/p>\n<\/div>\n

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Material Composition<\/h3>\n

The barrel is cold-drawn seamless precision steel tube (ST52 equivalent), bored and honed for exact roundness. The end caps are machined from forged mild steel and welded with full-penetration seam welds, then pressure-tested before dispatch. The piston rod is 45# medium-carbon steel \u2014 heat-treated for a surface hardness of HRC 58\u201362 \u2014 then hard-chrome plated and precision-ground. Dynamic seals are Parker-compatible polyurethane with anti-extrusion rings. External painted surfaces use two-part epoxy primer plus polyurethane topcoat, providing excellent resistance to the damp, salt-laden air common across UK coastal and industrial zones.<\/p>\n<\/div>\n

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Application Scenarios<\/h3>\n

The HCYY11112025 is developed specifically for the stabiliser and frame support circuits of truck-mounted cranes, including those operated by UK infrastructure contractors, utilities maintenance fleets, and construction plant hire companies. It also sees service in:<\/p>\n