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特殊螺紋油套管接箍 PREMIUM THREAD TUBING AND CASING COUPLING
鋼級Grade
PSL1/PSL2
J55/K55/N80(Q)/L80(1)/L80(13Cr)/T95/P110(CY)
規格Size
2-3/8＂～20＂
螺紋類型Thread
YL-1T, YL-2T, YL-2THC&HT, YL-TQ,YL-EX,YL-G2, YL-JC,YL-NF, YL-ST
JFE授權系列特殊螺紋
Metal One授權系列
寶鋼授權系列
