@carbon seamless pipes stock of ASTM A106 Gr.B @Technic : hot rolled @Place of Origin: Tianjin ,China @Spec Description Chinese English Outside Diameter Wall Thickness Outside Diameter Wall Thickness 10 to 426mm 2mm to 50 1/8\'\' to 20\' SCH40 to XXS Material and Standard Item Chinese Standard American Standard German Standard (1) 10# A53-A St37 DIN1626 A106-A St37-2 DIN17175 A179-C St35.8 DIN17175 (2) 20# ASTM A106-B St45-8 DIN17175 ASTM A53-B St42-2 DIN1626 ASTM 178-C St45-4 DIN1629 (3) 45# ASTM A1045 CK45 (4) 16Mn A210-C St52.4 DIN1629 St52 DIN1629 (5) 37Mn5 J55 Note (1) Packing Paint on the pipe and plastic covers at the ends (2) Payment T/T and L/C (3) Use place Structure , transport gas and oil , making machine part and so on