Heavyweight Duty Drill Pipe

Integral heavy weight drill pipe are made of AISI 4142H - 4145H alloy structural steel. Production complies with the provisions under the Standard SY/T 5146-1997. Connector screws comply with the provisions of the Standard API SPEC 7. Heavyweight drill pipe is a kind of drilling tool of medium weight which is similar to the drilling rod.

Currently, titanium alloy is extensively used in exploration and production in the industries of petroleum, natural gas and terrestrial heat.

Our company's drill rods comply with the provisions under the Standards API SPEC 5D and API SPEC7. The grade of steel for the drill pipe will be determined according to the requirements of Group 1 and Group 3 of API SPEC 5D.
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