DRILL PIPE USA™ TEL: 713-594-7447 Rocksprings, Texas Email: pipe@drillpipe.us

Drill Pipe USA distributes virtually all sizes of drill pipe for all your drilling needs. In many of the more popular sizes,

We import from the best mills around the world.

Please let us quote your next drill string and we look forward to doing business with you.

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Drill Pipe

Drill Collars

Hevi-Wate

Kelly

Tubing

Casing

Hevi-Wate

DPU supplies both integral and friction welded Heavy Weight Drill Pipe (HWDP).  Integrated HWDP are made of either premium or customized AISI 4145H alloy steel, then further processed by large scale turning machine to maintain pipe integrity.  Production process strictly follow SY/T 5146-1997 requirements.   Machining of friction welded HWDP pipes is as same as machining regular drill pipes; such as friction welding, welding line heat treatment, etc.  Pipe body materials are AISI-1340 heavy wall steel pipe from the Timken Company® of USA.  DPU can also supply customized Heavy Weight Drill Pipe and Non-Magnetic Heavy Weight Drill Pipes according to customer specifications.

Specification Tables:

Heavy Weight Drill Pipes
OD		Wall Thickness		Tool Joints
inch	mm	inch	mm
2 7/8	73.0	0.688	17.475	NC26(2 3/8IF)
3 1/2	88.9	0.719	18.263	NC38(3 1/2IF)
3 1/2	88.9	0.625	15.875	NC38(3 1/2IF)
4 1/2	114.3	0.875	22.225	NC46(4IF)
5	127.0	1.000	25.400	NC50(4 1/2IF)
5 1/2	139.7	1.125	28.575	5 1/2IF

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Drill Pipe USA™ is a Trademark of Wesley Holley RBI Industries LLC.