Cast & Forged
Description
Drill pipe is made from alloy steel. Acc.to API Spec.5DP. All threads are phosphated, copperized or cold worked. All connections are equipped with pressed steel thread protectors. All threads are machined with CNC Lathes-Double-shouldered and special threads.
drill pipe, drilling pipe,Read More
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drill collar...
HENAN WEIN INDUSTRY CO.,LTD
drill pipe,drill collar,stabilizer
Address: Room1403, Building No.10,Jincheng Oriental International, CBD Neihuan Road,Zhengdong New District, Zhengzhou,450046, P.R.China,
zhengzhou, HENAN
China, 450046
Tel: 0086-371-65807517
Fax: 0086-371-65807519