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Zhuque,xian,Shaanxi,China China
Material: AISI 4145H, AISI 4145H MOD Alloy Steel, AISI 4140-4142, AISI 4340 Specification: OD: 6-28
Usage: As the major part of drill stem, drill pipe connected with Kelly and drill collar, which is used to put torque to drill bit, and drill collar.
Usage: The Drill Collar is used between the drill pipe and the bit in the drill stem. It is used to put weight on the bit so that the bit can drill.
Used as oxygen, water, and oil delivery pipe in oil and natural gas industry Material: A25, A, B, X42, X46, X52, X56, X60, X65, X70, X80 etc. Wall T
Persona de contacto Mr. Jackie Stone
Dirección Zhuque, xian, Shaanxi
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