Oil Casing Pipe, Seamless Pipe, LSAW Pipe manufacturer / supplier in China, offering API Spec 5CT Seamless Steel Pipe Oil Casing J55/K55/N80/L80/C90/T95/P110/Q125/V150 164, API Spec 5CT Seamless Steel Pipe Oil Casing J55/K55/N80/L80/C90/T95/P110/Q125/V150 165, API Spec 5CT Seamless Steel Pipe Oil Casing J55/K55/N80/L80/C90/T95/P110/Q125/V150 159 and so on.
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