�  Wanxiang Drill Pipes-cutting tool, drill bit

Wanxiang Drill Pipes-cutting tool, drill bit

Cutting Tool

Drill Bits

Oil Drill Bits

Mining Bits

Drill Collars

Drill Pipes

Drilling Tools

Bit Coals

About Wanxiang API Integral Heavy Weight Drill Pipe

 Integral Heavy Weight Drill Pipe-HWDP
♦ The Petroleum drilling tools of Zhongzhong's mainly include Drill collars, Spiral drill collars, Non magnetic drill collars, Short drill collars, Drill tool stabilizers, Non magnetic drill tool stabilizers, Integral heavy weight drill pipes, etc.
♦ The details of Integral Heavy Weight Drill Pipe as follows,
1. Material: AISI 4145H Alloy steel, Non magnetic steel, etc.
2. Use: It is mainly used between dill collar and dill pipe to ease transition stress concentration and reduce the rate between contact area and outer wall wear, which can effectively prevent the pressure sticking.
3. Standard: API Spec 7-1 or SY/T 5146 Standard.
4. Traceability: When producing, traceability are maintained from the receipt of raw material to completion of final products, and serial numbers are die-stamped on each workpiece body.
8.Inspection andtest:During each manufacturing process, inspection and test are performed.

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