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casing pipe,pipe casing,well casing pipe,steel casing pipe,steel pipe casing,casing p...
Specification 1 Production Process: Seamless & ERW 2 Specification: API 5CT /5B 3 ...
API Standard drill pipe application casing pipe casing pipe,pipe casing,well casing ...
Standard API 5CT &API 5B Grade J55,K55,N80,L80,C90,T95,P110; Place of Origin Tia...
High quality collar connection pump rod joint oil pipe coupling standard Product Na...
astm a106/a53 gr.b sch40/sch80 seamless steel pipe Liaocheng HONGJU STEEL PIPE Co.,...
gas used stainless steel Internal Tubing coupling Product Name gas used stainless s...
Production Description Grade: J55, K55, N80, L80, P110 Thread: STC, LTC, B...