ASTM A312 304/304L/316L/310S/321 Stainless steel pipe 1. Size: 6-630m 2. Standard ... ASME,JISB,DIN etc. 3. Wall Thickness:SCH5S 304/304L Stainless steel pipe1. Standard : According to ASTM /ASME /SA312 , ... fixed,6m fixed,5-7m randometc.5. Process Method: cold drawn,cold-rolling6. Polishing: 600#,400#, 320#, 240#, 180 ... ': aBigImageSrc } ); } )(); ASTM A312 304/304L/316L/310S/321 Stainless steel pipe