... .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 ... CT/ Q345/ A335/ ST37/ ST52Packagingpipe cap, steel strips bundledSurface treatmentblack rust-proof oil, transparent oil, hot galvanizing, 3PE,epoxy coatingApplications rangePetroleum, chemical ...