astm b36.10 seamless steel pipe size: 1/2"-24" Thickness: Sch10-Sch160,XXS,XS,STD Standard: . ANSI. JIS. DIN,GB astm b36.10 seamless steel pipeSize1/2"-24Wall thicknessSch10-Sch160XXSXSSTDStandardAPI,ASME, B36.10M 1996, JIS,DIN, GB8162,GB8163,GB5310MaterialASTM A106 GRB/ A53 GRB/ API 5L GRB/ API 5 CT/ Q345/ A335/ ST37/ ST52Packagingpipe cap, steel strips bundledSurface treatmentblack rust-proof ...