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" found 2 Products from Shijiazhuang Hangong Petroleum Machinary Co.,Ltd, China

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Liner and Extension Rod

Liner and Extension Rod
Our liners can be used in various drilling operation conditions. Double metal liner coat used in forging steel production, inner sleeve is made of the centrifugal casting high chromium materials. ...

Dirlling Mud Pump Parts

Dirlling Mud Pump Parts
Our valves body and seat are made from alloy steel forgings and alloy steel precision castings. After carbonizing and quenching, the hardness reach HRC58-62 and have high accuracy. Our products are ...
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