Chengdu Derbo Steel Co., Ltd.  

Product Name: API 5CT K55 J55 N80 L80 P110 Pup Joint Coupling Oil Casing Tubing for OCTG Model NO.: API 5CT K55 J55 N80 L80 P110 Section Shape: Round Usage: Pipeline Transport, Oil/Gas Drilling, Mining, OCTG Surface Treatment: Painting,Oiled,Coating or as Yr Requirement Material: Carbon Steel Technique: Hot Rolled Type: Seamless Casing Od Size: 114.3 - 508 mm Tubing Od Size: 42.16-114.3mm Length: R1/R2/R3 Tubing End: P,