API 5CT N-80和L-80套管规格:可用尺寸:2 3/8“,2 7/8”和3 1/2“外径通用轿车管:1 1/4” - 2 1/16“NOM。等级:J55,K55,N80,L80,P110专业:穿线。热处理。外部沮丧。徘徊(全长或仅结束)。静水压试验。完整的第三方考试能力(EMI,海和焊接线)。联轴器 - 欧盟,AB改装,否定,独特的间隙联轴器。 Finishing to client specifications. End Finishing: External Upset Ends (EUE), PH6 (and equivalent connections), Flush Joint, Integral Joint (IJ). N80 Casing Pipe Description N80 steel casing pipe is a crucial tool utilized in oil well drilling (Other important […]