• Products Details

E320 arm cylinder

Product Name

Hydraulic Cylinder

Work Press

7/14/16/21/31.5MPa; 37.5/63MPa Can be Customized


Aluminum, Cast Iron, 45mnb Steel, Stainless Steel

Bore Size

40mm--320mm, Customizable

Shaft Diameter

20mm--220mm, Customizable

Stroke Length

30mm--14100mm, Customizable

Rod Surface Hardness


Paint Color

Black, Yellow, Blue, Brown, Customizable


Earring, Flange, Clevis. Foot, Trunnion, Customizable


1 Year


1 Piece

bucket arm cylinder

High Quality Cast Iron and Powder Coated Paint

arm hydraulic cylinder

High Quality Steel Honed or Rolled the inner surface roughness is less than 0.4μm

cylinder arm pc200-7
High Quality Seals Meet High Pressure and High Rating W ork Demandscylinder arm pc200-8

High Quality 35mnb or 45mnb Steel the hardness reaches 48- 54HRC

Quenched, Copper-plated,Chrome or Nitrided rod fulfil high rate requirements

bobcat Excavator Hydraulic Cylinder
Wear-resistant materials

The coaxiality tolerance value of piston and piston rod is less than 0.03mm

volvo Excavator Hydraulic Cylinder

Quality Assurance

Material: For different products and working environment requirements, we choose the most suitable metal materials.

Machining: Our CNC controlled machines and killed operators produce components with tolerance demands down to a few hundredths of a millimeter, which is a prerequisite for our own developed hydraulic components.

Inspection: products will be strictly inspection on our factory QC Process System.To Insure the Quality, all of our products process pressure test before shipment.

Features & Specifications

● Stroke lengths to 4100mm (161 inches), Customizable

● Hydraulic pressure to 31.5 Mpa( 4568 psi), Customized up to 63Mpa (9137psi)

● Temperature to- -20C to 80C (- 4 °F to 176°F),Customized up to 230C (446°F)

● Standard Carbon, Alloy & Stainless material options available based on application

● Single & Double Acting contigurations

● Plating/treatment options available based on application

● Seal options available based on fluid/pressure/temperature

Special Options

● Chrome bore available

● Adjustable cushions

● Air bleeds

● Special materials & plating

● Integrated valve technology

● Linear displacement transducers

● Proximity switches

● Pressure boosters

● Intensifier designs

Company Profile

Fujian YSM Machinery Parts Co., Ltd. is located in Quanzhou City, Fujian Province, which is one of the most developed regions of China Machinery Manufacturing. The company was established in 2003, after approximately 10 years' effort, and now it is one of the leading construction machinery parts and auto parts manufacturers in China.

In addition, the company strictly implemented ISO9001 Quality Management System and ISO14001 Environmental Management System so as to provide the excellent quality's products for customers, and the products have been widely recognized by our domestic and international consumers.

Our products consist of undercarriage parts for bulldozer and excavator such as Track link, Track roller, Carrier roller, Sprocket, Idler, Track shoe, Cutting edge, End bit, Tooth, Bucket, Track pin, Track bush, Engine parts, Track bolt & nuts, U-bolt, Centre bolt, Wheel bolt and other related parts.

A complete sales network has been set up in a lot of countries, such as USA, Canada, UK, Singapore, Russia, Brazil and etc. "YSM Machinery" will be your reliable partner forever.

Basic Information
  • Year Established
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  • Enterprise Legal Person
  • Total Employees
  • Annual Output Value
  • Export Market
  • Cooperated Customers


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They are all manufactured according to the strictest international standards. Our products have received favor from both domestic and foreign markets.
They are now widely exporting to 200 countries.


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