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Excavator is the most widely used construction machinery. The shock load, harsh working environment, precision movement control makes extremely high requirements on excavator cylinders.
BMT has our own excavator cylinder R&D center and workshop equipped with art of state manufacturing machines and testing benches,we have done enormous researches on cushioning, welding, plating, sealing, materials and so on, that why BMT become best partners for many world famous excavator manufacturers. Every year, BMT provides hundreds of thousands high quality cylinders to customers all over the world.
We can make full size excavator cylinders from mini excavators to extremely large excavators.

Product Overview

Custom Hydraulic Cylinders to fit your needs

25 years experienced Hydraulic Piston Cylinder Manufacturer

Betten Oil Cylinder are mainly applied in :

     1-    Construction machinery
           ( hydraulic lift cylinders and steering cylinders for cranes/ forklift/ tractor/ loaders / excavator) 

     2-    Industry Equipment
           ( hydraulic press cylinders / Tie rod cylinders / compact cylinders

     3-    Marine and offshore machinery

           ( heavy duty cylinders, stainless steel hydraulic cylinder

Long Stroke Hydraulic Cylinders (Length ≥3m)

Hydraulic Cylinder for Steel Factory under High Pressure

Hydraulic Boom Lift Cylinders for Cranes

Hydraulic Outrigger Cylinder Hydraulic Stabilizer

Ear Mount Hydraulic Cylinder for Loader Attachment

Power Steering Hydraulic Ram Cylinders

ISO Standard Tie Rod Cylinders Parker Type

Double Acting Telescopic Hydraulic Cylinders 2/3 Stages

Front Flange Hydraulic Cylinders for Press Machine

90/180/220/360° Hydraulic Rotary Actuators


Customize hydraulic cylinder same as your drawing

Whatever our custom hydraulic cylinders will applied in

construction machinery (cranes/ trailers/garbage trucks...)
Industry machinery (hydraulic press, auto machines)
marine and offshore (stackers/cranes)

our rich experience in structure design, sealing technology, well machining and processing, and surface technology, makes our products extremely durable,which means a longer service life and lower maintenance costs.

Available for Various ISO standard types of mounting

Working pressure: 10Mpa-70Mpa;
Working temperature: -40~120C;
Cylinder seals: PARKER, HALLITE,NOK,
thickness of chrome plating: 30-50μm;
Each cylinder will be tested before exporting;
We can also design as per your demand (OEM accept)

Double Acting Hydraulic Pistons Cylinders
Inside Cylinder Tube Dia.
40 – 1000 mm (1.5 – 40 inch)
Liner material
copper (prolongs the life cycle of cylinder)
Hydraulic cylinder tube material
Carbon steel, Alloy steel, Stainless steel
Piston Rod Dia
:12 – 500 mm (1/2 – 20 inch)
 Hydraulic Cylinder Piston Rod should be hard chrome plated to minimum thickness of 35-55 microns and polished to 0.15 um Ra
Chome Plated
Cr, Ni or Ceramic
Design Pressure
Max 700 bar (10150 PSI)
Max 60 tons
SUN (USA),or famous Chinese brand with same quality to PARKER
Seals Type
PARKER (USA), MERKEL (Germany) or NOK (Japan)
Liner material
copper (prolongs the life cycle of cylinder)
LONGXI (China) or SKF
follow with customer requirement or 3-coat marine painting
DNV, ABS, Lloyds, BV, GL, KR, NK, RINA, RS and CCS
Engineering machinery (Excavator/ Forklift/ Cranes/ Tipper truck,etc), mine, metallurgy, shipping, water conservancy, etc.

Manufacturing Technique

Each Betten Hydraulic Ram has suffered rigorous process and inspection to promise the good quality for our customer.

1). Design Services
Our design team has experience in cardan shaft relating to product design and development. If you have any needs for your new
product or wish to make further improvements, we are here to offer our support.

2). Product Services
raw materials → Cutting → Forging →Rough machining →Shot blasting →Heat treatment →Testing →Fashioning →Cleaning→

3). Samples Procedure
We could develop the sample according to your requirement and amend the sample constantly to meet your need.

4). Research & Development
We usually research the new needs of the market and develop the new model when there is new cars in the market.

5). Quality Control
Every step should be special test by Professional Staff according to the standard of ISO9001 and TS16949.

6). Certification
Should your products require testing and certification to comply with international standards, we can arrange this with
independent, fully recognized testing companies such as SGS, Intertec, Bureau Veritas, Lloyd's Register or the testing company of
your choice.

Company Profile

Betten Hydraulic

-Built Cylinders to Fit Your Needs

As an experienced Hydraulic Cylinder Manufacturer, Betten Machinery is built to develop the overseas business of Boli Hydraulic &Pneumatic Technology Co., Ltd which is known as a professional manufacturer of Oil Cylinder,Pneumatic Cylinder, Hydraulic System and Related Spare Partsin East China.

Our factory cover an area of over 5000 square meters and have around 100 stuff including a technical team with more than 20 engineers. Our workshop equipped with over 30 sets of manufacturing and testing machines including machining center, numerical control machine, argon welding machine, plasma cutter etc. Betten has gained the certification of ISO 9001:2008 and certification of Product Quality Supervision and Inspection Center of Wuxi City. Meanwhile, Betten also got customers' satisfaction for reasonable price, timely delivery and good after-sale service.

With the fast development in the past 20 years, we have gained much experience and technology in making various types of Crane Outrigger Hydraulic Cylinders with best price by our expert team. Our products are widely used in equipment such as machine tool, metallurgical equipment, forging machine, kiln equipment, brick machine, plastic machine, car manufacturing machine, construction equipment for road and bridge, wielding machine, port facilities, test machine, fully auto line and we have gained a lot of world famous customer like XCMG, LIUGONG Machinery, Chalco,BOSCH, Haier, SAINT-GOBAIN, Shanghai Boiler, HTC etc.

Packing & Delivery


1- one layer of anti-rust oil
2- 2 or 3 layers of thick protection film
Plywood case (oversize cylinder will be packed with steel frame)


1.Are you a manufacturer?

Yes, of course. We are a hydraulic cylinder manufacturer with more than 20 years' history.

2. Hydraulic cylinder internal leakage?

There are 3 main reasons causing internal leakage :Overload,polishing is not well controlled,bad seal kits.As is known to all,vehicles in China are often overload,our products all designed to bear the overload power.We have numerical control machine to
assure the polish processing .
3. Does your piston rod get ruptured easily?
Hard chrome plating quenched and tempered 45# steel for piston rod to assure sufficient hardness and toughness.

0.015 s.