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Address: Xinnan Village,Yaoguan Town,Wujin Dist,Changzhou City,Jiangsu Province,China

Tel: +86 519 8877 1678  

Fax: +86 519 8877 4001

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Seamless tube for hollow piston rod


Seamless tube for hollow piston rod is a kind of cold drawn seamless precision steel tubes that is externally grinded to certain OD tolerance or even grinded&polished to finished size for further hard chrome plating.

Typical sizes of tube for hollow piston rod: 

Size of hollow piston rod.png

Available Steel Grades: 


Manufacture Method: Hydraulic cold drawing, Cold rolling.

Delivery Condition: cold drawn or cold rolled without final heat treating, stress relieved. 

Thickness of chromed layer: as per request.

Roughness of chromed surface: Ra0.30um max. 

OD tolerance: f7,f8,f9

Straightness: 0.5mm/1000mm max


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    Changzhou Chengxin Metal Products Co.,Ltd