ASTM A53 Schedule 40 BS 1387 Black Steel Pipe Tianjin Huaruitai International Trading Co., Ltd. Type:WeldedTechnique:ERWMaterial:Carbon SteelSurface Treatment:BlackMOQ:5tonsPacking:Bundle Packing Base Info Model NO.:Q195 Q235 Q345Standard:API ,BS En10296,ASTM A53-2007,GB,T 9711.1-1997,GB,Length:3-12mPipe End:Plain End, Bevelled End Description Overview Detailed Photos Packaging & ShippingCompany ProfileCertifications Pre:API 5CT Btc Ltc Stc J55 K55 N80 P110 Casing and Tubing Coupling Next:China Manufacturer of ASTM A53 ERW Steel Pipe