... -1020x1.5-100mm as customized Article: ASTM A106 seamless steel pipe Specification of seamless steel pipe: ItemStandardGradeSize(mm)Length(mm)Low and medium pressure ... pipeGB/T8162-200810,15,20,25,35,45,20Mn,25Mn,Q235,Q275,Q295,Q345,45Mn2,27SiMn,40MnB,20Mn2B,20Cr,40Cr, 45Cr ...