... S355, SS400, A1010, SAE1045, X40, X60 etcE: Conforms to international standards, like: ASTM A53, ASTM A500, ASTM A513, BS1387, ... started to select our products, which have won a good reputation both at home and abroad. StandardGradeSpecificationsGB10#, ... :5-12mBSQ195,Q235,Q215,Q345ASTMA283-D,A135-A,A53-A,A106-A,A179-C,A214-C,A192,A226,A315- ... .281"-0.365"Length:5-12mAPI 5CTJ-55,K-55,N-80OD:4.5"-13.375"W. ...