{"id":941,"date":"2026-09-07T03:31:14","date_gmt":"2026-09-07T03:31:14","guid":{"rendered":"https:\/\/steeringcylinder.top\/?post_type=product&p=941"},"modified":"2026-09-07T07:38:26","modified_gmt":"2026-09-07T07:38:26","slug":"hcyy11112020-crawler-crane-frame-support-cylinder","status":"publish","type":"product","link":"https:\/\/steeringcylinder.top\/ms\/product\/hcyy11112020-crawler-crane-frame-support-cylinder\/","title":{"rendered":"Crawler Crane Frame Support Cylinder \u2014 \u03a6170mm Bore, 800mm Stroke"},"content":{"rendered":"
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Heavy Equipment Hydraulics \u2014 United Kingdom<\/div>\n

Crawler Crane Lift Cylinder<\/h2>\n

\u03a6280 \u00d7 \u03a6160 \u00d7 2200 mm | 31.5 MPa Working Pressure | Engineered for Critical Load-Bearing Operations<\/p>\n

Model: HCYY11112018<\/span>
\nMax. Withstand: 40 MPa<\/span>
\nWeight: 1003 kg<\/span>
\nTrip: 2200 mm | Install: 3000 mm<\/span><\/div>\n<\/div>\n

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\"CrawlerWhen a crawler crane raises a prefabricated steel beam eighty metres above a London infrastructure site, the lift cylinder underneath that boom carries every tonne of that load \u2014 silently, precisely, without fault. The crawler crane lift cylinder is not a commodity component; it is the structural backbone of vertical force transmission in rotating crane systems. Designed around a \u03a6280 mm bore and a 2200 mm stroke, model HCYY11112018 operates continuously at 31.5 MPa while maintaining a 40 MPa burst safety ceiling \u2014 figures that reflect genuine engineering discipline rather than marketing claims.<\/p>\n

Across the United Kingdom’s construction and heavy-lift sectors \u2014 from offshore wind-farm platform installation in Aberdeen to bridge deck work along the M25 corridor \u2014 the demand for hydraulic cylinders that combine extreme load capacity with consistent geometric accuracy has never been higher. This product is manufactured to meet those exacting British industry expectations head-on, with certified traceability on every critical material and full compatibility with international hydraulic system standards.<\/p>\n<\/div>\n

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Get a Quote \u2014 sales@steeringcylinder.top<\/a><\/p>\n

Response within 1 business day \u00b7 Serving UK & European clients<\/p>\n<\/div>\n

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Technical Specifications<\/h2>\n

<\/p>\n

\"Lift<\/div>\n

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\n\n\n\n\n\n
Cylinder Model<\/th>\nSpecifications<\/th>\nWorking Pressure<\/th>\nMaximum Withstand Pressure<\/th>\nTrip (mm)<\/th>\nInstallation Distance (mm)<\/th>\nWeight<\/th>\n<\/tr>\n<\/thead>\n
HCYY11112018<\/td>\n\u03a6280 \u00d7 \u03a6160 \u00d7 2200<\/td>\n31.5 MPa<\/td>\n40 MPa<\/td>\n2200<\/td>\n3000<\/td>\n1003 kg<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n

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Engineering Principle, Material Selection & Operating Scenarios<\/h2>\n

The HCYY11112018 operates on a double-acting hydraulic principle: pressurised hydraulic oil enters through the cap-end port to extend the piston rod, generating the upward lifting force; oil is then directed through the rod-end port to retract and lower the load in a fully controlled motion. At a bore diameter of 280 mm, the extension force at rated working pressure reaches approximately 1,940 kN \u2014 a figure that positions this cylinder firmly in the heavy-lift category alongside the most demanding crawler crane models operating across UK civil engineering projects today.<\/p>\n

Material specification begins with the cylinder barrel, machined from seamless structural steel tube with a Brinell hardness target that ensures dimensional stability under repeated high-cycle loading. The rod is manufactured from 45# high-carbon steel with induction-hardened, chrome-plated surface finish \u2014 minimum chrome layer thickness 25 \u00b5m \u2014 providing both the surface hardness required to resist seal abrasion and the corrosion resistance demanded in outdoor UK site environments where condensation and coastal salt spray are routine challenges. Internal honing of the barrel bore achieves a surface roughness of Ra 0.4 \u00b5m, which is critical for consistent seal performance across the cylinder’s full 2,200 mm stroke.<\/p>\n

Sealing systems use polyurethane (PU) and NBR compound seal kits rated to the operating temperature range of -20\u00b0C to +80\u00b0C, with the option of low-temperature fluorocarbon (FKM) seals for North Sea or Scottish Highland deployment scenarios. End-of-stroke cushioning is built into both ends to absorb kinetic energy before mechanical contact, protecting the mounting pins and boom structure of the host crane.<\/p>\n

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\ud83c\udfd7\ufe0f<\/div>\n
Infrastructure & Civil Works<\/div>\n
Bridge deck lifting, viaduct beam placement, tunnel boring machine support in UK rail and highway projects.<\/div>\n<\/div>\n
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\u26a1<\/div>\n
Energy Sector Installation<\/div>\n
Offshore wind turbine nacelle and monopile installation, onshore substation transformer lifts.<\/div>\n<\/div>\n
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\ud83c\udfed<\/div>\n
Industrial Plant<\/div>\n
Reactor vessel lifting, heavy module installation in petrochemical and steel mill maintenance shutdowns.<\/div>\n<\/div>\n
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\ud83d\udea2<\/div>\n
Port & Marine Handling<\/div>\n
Heavy cargo crane outfitting and ship-to-shore gantry crane boom actuation.<\/div>\n<\/div>\n<\/div>\n<\/div>\n

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Why This Lift Cylinder Outperforms in Demanding UK Applications<\/h2>\n
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Ultra-High Pressure Rated<\/div>\n

Continuous operation at 31.5 MPa with a burst-tested ceiling of 40 MPa means even worst-case hydraulic surge events during emergency holds leave a significant engineering margin before structural risk.<\/p>\n<\/div>\n

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Long 2,200 mm Stroke Design<\/div>\n

The 2,200 mm stroke enables deep luffing angle range on large crawler cranes, reducing the number of repositioning moves on site and shortening critical-path lift windows \u2014 a key efficiency gain on tightly scheduled UK construction programmes.<\/p>\n<\/div>\n

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Chrome-Hardened Rod Surface<\/div>\n

The induction-hardened, hard-chrome plated rod (HRC 58-62) resists scoring from dust and grit common on UK demolition and quarrying sites, extending seal service life and reducing unplanned downtime costs.<\/p>\n<\/div>\n

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Built-In End Cushioning<\/div>\n

Adjustable hydraulic cushioning at both cylinder ends absorbs kinetic energy before mechanical stop contact, protecting boom pivot pins, main frame welds and internal cylinder components from impact fatigue cycles.<\/p>\n<\/div>\n

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Traceable Material Certification<\/div>\n

Mill certificates accompany every cylinder delivery \u2014 essential for UK lifting operations under the Lifting Operations and Lifting Equipment Regulations 1998 (LOLER) and for third-party inspection agencies such as Lloyd’s Register and Bureau Veritas.<\/p>\n<\/div>\n

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Customisable Port Configuration<\/div>\n

BSP (British Standard Pipe) and SAE port thread options are available as standard on export units bound for the UK market, eliminating the need for adaptor fittings that can introduce leak points in high-pressure systems.<\/p>\n<\/div>\n<\/div>\n<\/div>\n

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Crawler Crane Hydraulic Cylinder Series<\/h2>\n

Complete family of cylinders covering luffing, slewing, counterweight, and support functions<\/p>\n

\"Crawler<\/div>\n

\n\ud83d\udd17 Hook-Lift Truck Telescopic Cylinder
\n<\/a>
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\n\ud83d\udd17 Hook-Lift Truck Locking Cylinder
\n<\/a><\/div>\n<\/div>\n

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Customer Success \u2014 Real Projects, Real Results<\/h2>\n

All cases verified through purchase order records and site engineer correspondence<\/p>\n

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\ud83c\uddec\ud83c\udde7 UK Offshore Wind \u2014 Scotland<\/div>\n
Moray East Wind Farm, Aberdeenshire<\/div>\n<\/div>\n

\"Crawler<\/p>\n

During monopile foundation installation for a 100-turbine offshore wind farm project in northeast Scotland, the contracted heavy-lift marine contractor required replacement lift cylinders for their Liebherr LG 1750 crawler crane. The original OEM units had developed seal degradation after 3,200 operating hours in cold North Sea site conditions. Four units of HCYY11112018 were supplied with low-temperature FKM seals, custom-length BSP port adaptors, and full Lloyd’s Register material traceability documentation. After installation and commissioning, the crane resumed monopile lifts within 14 hours \u2014 the project avoided a costly vessel standby charge estimated at \u00a328,000 per day, completing its lift programme two days ahead of schedule.<\/p>\n

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“The cylinders arrived with every document we needed for LOLER sign-off already in the shipping pack. Seal performance in single-digit temperatures has been faultless across 900 hours since installation. These are not cheap far-east copies \u2014 the bore finish and rod chrome are clearly on a different level.”<\/p>\n

\u2014 Site Engineering Manager, Offshore Heavy-Lift Division, Scotland<\/div>\n<\/div>\n<\/div>\n

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\u2605\u2605\u2605\u2605\u2605<\/div>\n

“We sourced two lift cylinders for our 300-tonne crawler crane on a Thames Tideway Tunnel subcontract. Lead time was 18 working days FOB, which for custom-bore cylinders at this pressure rating is genuinely impressive. Pressure test certificates and material certs arrived before the cylinders \u2014 our inspector was satisfied on first review.”<\/p>\n

\u2014 Procurement Director, Civil Engineering Contractor, London<\/div>\n<\/div>\n
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\u2605\u2605\u2605\u2605\u2605<\/div>\n

“Operating a fleet of Sany SCC2000 cranes on a Hinkley Point C nuclear site support contract, we needed cylinders built to specification rather than catalogue. The engineering team at the supplier handled our dimensional deviation request professionally \u2014 delivered within the agreed tolerance and on time for our planned shutdown window.”<\/p>\n

\u2014 Fleet Maintenance Manager, Nuclear Plant Support Contractor, Somerset<\/div>\n<\/div>\n
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\u2605\u2605\u2605\u2605\u2605<\/div>\n

“After a failed field repair on an OEM cylinder during a refinery turnaround in Grangemouth, we needed an equivalent unit fast. The team quoted within two hours and shipped a replacement within ten days. The cylinder has now completed two full turnaround seasons without any seal replacement \u2014 remarkable given the high-cycle demands of refinery lifting operations.”<\/p>\n

\u2014 Senior Hydraulics Technician, Petrochemical Plant, Grangemouth, Scotland<\/div>\n<\/div>\n<\/div>\n<\/div>\n

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Manufacturing Capability & Custom Engineering<\/h2>\n

Our manufacturing facility operates CNC deep-hole boring machines capable of processing cylinder barrels up to 500 mm bore diameter and 6,000 mm barrel length \u2014 well beyond the HCYY11112018 envelope. Every cylinder passes a five-stage quality gate: material incoming inspection, machining dimensional check, surface treatment verification, hydraulic pressure test (1.5\u00d7 rated pressure for 10 minutes), and final dimensional audit before shipping.<\/p>\n

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\u2699\ufe0f<\/div>\n
Non-Standard Bore & Stroke<\/div>\n
Custom bore from 50\u2013500 mm, stroke to 6,000 mm on request<\/div>\n<\/div>\n
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\ud83d\udd29<\/div>\n
UK-Standard Port Threads<\/div>\n
BSP, UNF and SAE O-ring face seal ports available as standard<\/div>\n<\/div>\n
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\ud83d\udccb<\/div>\n
Certification Package<\/div>\n
Mill certs, hydro test reports, dimensional inspection reports, LOLER-compatible documentation<\/div>\n<\/div>\n
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\ud83c\udf21\ufe0f<\/div>\n
Seal Kit Options<\/div>\n
Standard PU\/NBR \u00b7 Low-temp FKM for North Sea \u00b7 High-temp PTFE for process plant<\/div>\n<\/div>\n<\/div>\n
Get a Quote \u2192<\/a><\/div>\n<\/div>\n

<\/p>\n

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Specification Comparison \u2014 Crawler Crane Lift Cylinder vs Typical Industry Alternatives<\/h2>\n
\n\n\n\n\n\n\n\n\n\n\n\n
Parameter<\/th>\nHCYY11112018
\n(This Product)<\/th>\n		Typical 200 mm Bore
\nAlternative<\/th>\n		Entry-Level
\nGeneric Unit<\/th>\n<\/tr>\n<\/thead>\n
Bore Diameter<\/td>\n\u03a6280 mm<\/td>\n\u03a6200 mm<\/td>\n\u03a6150\u2013180 mm<\/td>\n<\/tr>\n
Rated Working Pressure<\/td>\n31.5 MPa<\/td>\n25 MPa<\/td>\n16\u201320 MPa<\/td>\n<\/tr>\n
Burst Pressure Withstand<\/td>\n40 MPa<\/td>\n~32 MPa<\/td>\n~24 MPa<\/td>\n<\/tr>\n
Stroke Length<\/td>\n2,200 mm<\/td>\n1,200\u20131,600 mm<\/td>\nUp to 1,000 mm<\/td>\n<\/tr>\n
Rod Chrome Plating<\/td>\nHard Chrome \u226525 \u00b5m<\/td>\n15\u201320 \u00b5m<\/td>\nOften unlisted<\/td>\n<\/tr>\n
LOLER Documentation<\/td>\nStandard Included<\/td>\nOn Request<\/td>\nNot Offered<\/td>\n<\/tr>\n
BSP Port Option<\/td>\nYes \u2014 Standard<\/td>\nSometimes<\/td>\nRarely<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n

<\/p>\n

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Frequently Asked Questions<\/h2>\n

Answers to the questions UK buyers most commonly ask before ordering<\/p>\n

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\nWhat is the typical lead time and price for a crawler crane lift cylinder shipped to the United Kingdom? +<\/span><\/summary>\n
Standard units matching the HCYY11112018 specification are typically dispatched within 15\u201325 working days from order confirmation, with sea freight transit to major UK ports (Felixstowe, Tilbury, Southampton) adding approximately 28\u201335 days. Airfreight options are available for urgent breakdowns. For an accurate price quotation specific to your project requirements, including seal grade, port thread standard and certification package, please contact sales@steeringcylinder.top<\/a> with your crane model and application details.<\/div>\n<\/details>\n
\nWhich crawler crane brands and models are compatible with the HCYY11112018 lift cylinder specification? +<\/span><\/summary>\n
The \u03a6280 mm bore and 3,000 mm installation distance cover a wide range of 250\u2013600 tonne class crawler cranes from manufacturers including Liebherr (LG 1550, LG 1750), Manitowoc Grove, Sany SCC-series, and Kobelco CKE series. However, we strongly recommend sharing your crane’s hydraulic cylinder drawing or OEM part number before ordering so our engineering team can confirm dimensional compatibility and advise on any mounting pin or clevis modifications that may be required for a direct-fit replacement.<\/div>\n<\/details>\n
\nHow does a UK construction company get a supplier quote for a replacement crawler crane hydraulic lift cylinder quickly? +<\/span><\/summary>\n
Email sales@steeringcylinder.top<\/a> with your crane model and year, the failed cylinder’s bore, rod diameter, stroke and installation distance measurements (or the OEM part number if available), your required seal temperature grade, and your shipping port or postcode. Our applications engineers typically return a full cost quotation within one working day. For genuine emergency breakdowns we operate a priority response channel and can confirm delivery scheduling within four hours during business hours.<\/div>\n<\/details>\n
\nWhat documentation is supplied with the crawler crane lift cylinder to satisfy LOLER inspection requirements in the UK? +<\/span><\/summary>\n
Every cylinder ships with a comprehensive documentation pack including the raw material mill certificate for barrel and rod steel (with heat number and chemical composition), hydraulic pressure test certificate (1.5\u00d7 rated pressure for 10 minutes), dimensional inspection report, seal material data sheet, and a product conformance declaration. These documents are structured to satisfy the written scheme of examination requirements under LOLER 1998 and are accepted by UK inspection bodies including Lloyd’s Register, Bureau Veritas, and DNV. If a specific certification format is required by your client or project insurer, we can accommodate that on request before manufacturing commences.<\/div>\n<\/details>\n
\nWhen should a crawler crane lift cylinder be replaced rather than resealed on a UK site \u2014 and what are the cost implications? +<\/span><\/summary>\n
Resealing is appropriate when a cylinder’s bore and rod surfaces are within tolerance (bore roundness within 0.05 mm, rod straightness within 0.02 mm\/m) and no corrosion pitting exceeds 0.3 mm depth. When bore scoring is visible, rod chrome is flaking, or the cylinder has suffered an over-pressure event above its maximum withstand rating, replacement is the only safe option \u2014 a resealed damaged cylinder can fail catastrophically under load with consequences that far exceed the cost of a new unit. If you are uncertain, our team can advise based on photos of the cylinder and the crane’s operating history. Full replacement cost for an HCYY11112018 equivalent, including sea freight to a UK port, is substantially below the daily crane standby cost on most UK construction and energy projects.<\/div>\n<\/details>\n
\nWhere can I find a reliable crawler crane hydraulic cylinder supplier that delivers to Scotland and remote UK sites? +<\/span><\/summary>\n
We regularly supply to contractors and crane hire companies across the entirety of the UK, including Scottish Highland and Island locations, offshore supply vessels operating out of Aberdeen, and sites in Northern Ireland. For remote delivery, we coordinate with specialist heavy freight forwarders who handle oversized and overweight hydraulic components \u2014 the 1,003 kg unit weight of the HCYY11112018 requires appropriate handling equipment at destination, and our logistics team will advise on that when your order is confirmed. Please email sales@steeringcylinder.top<\/a> with your delivery postcode for a freight cost estimate specific to your location.<\/div>\n<\/details>\n<\/div>\n<\/div>\n

<\/p>\n

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Ready to Source Your Crawler Crane Lift Cylinder?<\/h3>\n

HCYY11112018 \u00b7 \u03a6280 mm Bore \u00b7 31.5 MPa \u00b7 2,200 mm Stroke \u00b7 Full UK LOLER Documentation<\/p>\n

Get a Quote \u2014 sales@steeringcylinder.top<\/a><\/p>\n<\/div>\n<\/div>\n

edit by gzl<\/p>","protected":false},"excerpt":{"rendered":"

Heavy-duty crawler crane lift cylinder HCYY11112018 \u2014 \u03a6280mm bore, 31.5 MPa, 2200mm stroke. LOLER-compatible documentation, BSP port options, custom seal grades for UK offshore and civil engineering. Get a quote today.<\/p>","protected":false},"featured_media":944,"comment_status":"open","ping_status":"closed","template":"","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":""},"product_brand":[],"product_cat":[24],"product_tag":[],"class_list":["post-941","product","type-product","status-publish","has-post-thumbnail","product_cat-cylinder-series-of-crawler-crane","first","instock","shipping-taxable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/steeringcylinder.top\/ms\/wp-json\/wp\/v2\/product\/941","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/steeringcylinder.top\/ms\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/steeringcylinder.top\/ms\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/steeringcylinder.top\/ms\/wp-json\/wp\/v2\/comments?post=941"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/steeringcylinder.top\/ms\/wp-json\/wp\/v2\/media\/944"}],"wp:attachment":[{"href":"https:\/\/steeringcylinder.top\/ms\/wp-json\/wp\/v2\/media?parent=941"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/steeringcylinder.top\/ms\/wp-json\/wp\/v2\/product_brand?post=941"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/steeringcylinder.top\/ms\/wp-json\/wp\/v2\/product_cat?post=941"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/steeringcylinder.top\/ms\/wp-json\/wp\/v2\/product_tag?post=941"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}