Qingdao Kehua Petroleum Machinery Co, Ltd

China Manufacturer with main products: Mud Pump Liner, pump Modules, Crosshead & Crosshead Guides , Hydraulic Seat Pullers, pump piston, Valves & Seats, pump Gaskets, Snap Rings &...

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high frequency quenching liner


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Place of Origin: Shandong in China

Specifications

Hardened steel liners are made with premium seamless steel tube of Premium forged steel , in which the bore is carburized and quenched ,creating a hardened layer with hardness of 58 to 62 Rockwell C scales.
 

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