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shengli industry zone,Dongying,Shandong,China China
Casings, tubings and drill pipes are essential to oil well drilling and oil production.We process pipe body and bare tubes heat treating , external up
Our company specializes in producing and selling the API Standard drill pipe. The OD rangs from 23/8''to 51/2'' and steel grade from E
Haixin in Dongying City is an independent and diversified petroleum equipment company supported by strong technical force. We are among the Chinese la
Our company specialized in producing and selling the API Standard drill pipe. The OD rangs from 2 3/8" to 5 1/2" and steel grade from E75 to S
Integral heavy weight drill pipe is made from AISI 4142H-4145H alloy steel, the manufacting follows API SPEC 7-1 and SY/T5146-2006 standard.Heavy weig
Contact Person shanshan wang
Address shengli industry zone, Dongying, Shandong
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