E-mail: lzgslrs@163.com
Tel: 86-535-2423426
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Laizhou Tonghesheng Hydraulic Machinery Co.,Ltd

Address:Xingshi West Road, Wenfeng Subdistrict, Laizhou City, Shandong, P. R. China





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Excavator Arm Cylinder

Basic Info

We are a manufacturer of custom hydraulic cylinders for a wide range of industries and applications.

Hydraulic cylinders are  manufactured utilizing CNC machining technology, automated welding  processes, 

and cellular machining and assembly concepts. Each cylinder  is oil tested then painted as per customer 

specifications on an automated  paint line. Facilities include capabilities for extended testing of prototype 

products prior to production.

Product Description

Material : 

Piston: high quality nodular iron or 45# steel

Tube: 20# - 45# steel

Piston rod: chrome plated 45# steel or 40Gr

Cylinder cap: high quality nodular iron or 45# steel

Cylinder base: 20# - 35# steel

Seal ring: famous Chinese brand or imported oversea brand

Max.Cylinder Bore280mm
Min.Cylinder Bore 10mm
Max.Piston Rod Dia.280mm
Min.Piston Rod Dia.10mm
Max.Retract Length3500mm
Min.Retract Length50mm
Max.Stretch LengthSingle   stage cylinder 6500mm
Dual stage cylinder 12500mm
Min.Stretch Length 60mm
Max.Working Pressure4500PSI
Min.Working Pressure1000PSI
Working Pressure of Heavy-duty Cylinder7500PSI

1.OEM quality and good service
2.Competitive price and fast shipment
3.Professional factory
4.Welcome to visit our factory


Excavator parts hydraulic cylinder 
1.Suitable for excavator boom,arm,bucket cylinder 
2.45#,40cr material 
3. High precision

Excavator parts hydraulic cylinder | Excavator hydraulic cylinder for sale | Hydrauli cylinder boom arm bucket  for excavator