AppliEions

Hydraulic cylinders are used in earth-moving equipment such as excavators, back hoes and tractors to lift or lower the boom, arm, or bucket.

These cylinders are also used in hydraulic bending machines, metal sheet shearing machines, particle board or plywood making hot press.

Parts

A hydraulic cylinder has the following parts:

Cylinder barrel

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The main function of the cylinder body is to contain cylinder pressure. The cylinder barrel is mostly made from honed tubes.[

Honed tubes are produced from Suitable To Hone Steel Cold Drawn Seamless Tubes (CDS tubes) or Drawn Over Mandrel (DOM) tubes. Honed tubing is ready to use for hydraulic cylinders without further ID processing. The surface finish of the cylinder barrel is typically 4 to 16 microinch. Honing process and Skiving & Roller burnishing (SRB) process are the two main types of processes for manufacturing cylinder tubes. The piston reciproEes in the cylinder. The cylinder barrel has features of smooth inside surface, high precision tolerance, durable in use, etc.