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API Drill Pipes
- Heavy Weight Drill Pipe
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- Drilling Tools
- Drill Collar
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- Minerals & Metallurgy
- Steel Pipes
Heavy Weight Drill Pipe Heavy weight drill pipe is a medium-weight drill tool similar to drill pipe, whose wall is thicker than that of drill pipe and thinner than that of drill collar. Its tube is...
The six-party drill pipe is made from AISI4145H alloy steel. According to API Spec.7 and SY/T6509. IT is formed by hot forged and fully heat-treated by intermediate frequency induction heat treatment...