... steel pipeStandardGradeSpecificationsGB10#,20#,45#,16MnO.D.:1/2"-20"W.T.:SCH10-XXSLength:5-12mBSQ195,Q235,Q215,Q345ASTMA283-D,A135-A,A53 ... ,A106-A,A179-C,A214-C,A192,A226,A315-B,A53-B,A178-C,A210-A-1,A210-CDINSt33,St37,St37 ... yearPayment30%T/Tdeposite,L/CDelivery time20-30daysShandong ZY ASTMA106 seamless steel pipeShandong ZY ASTMA106 seamless steel pipe Shandong ZY seamless steel pipe ASTM A106Gr.B