AISI 4145H Heavy Weight Drill Pipe/HWDP products -
Various combinations of HWDP, drill collars, and standard drill string can be created to meet the challenge of severe drilling conditions. We can supply integral HWDP from 3 1/2' to 6-5/8'. Also we can supply friction welded HWDP, which is assembled with AISI 1340 steel pipe and AISI 4145H or 4137H tool joints. Specification of heavy weight ...
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