Active Member
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Address: No.11 Tianshan Road, North Industrial Zone, Shijiazhuang, Hebei, China.
Phone: 86-188-31115581
Contact name:Mr. GEORGE
SINO GROUP |
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Heavy Weight Drill Pipe (HWDP)
| Heavy weight drill pipe is the tool used as the transition between the normal drill pipe and the heavier drill collar. In some applications, heavy-weight drill pipe is also used in place of drill collar. The performance standard for heavy weight drill pipe is API Spec 7-1. |
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