Astm A453 Vasega 660 o se faʻamatalaga faʻapitoa mo ata, bolts, nati ma isi faʻapipiʻi, faʻamoemoe e faʻaaoga i le maualuga o le vevela o le tau o le vevela ASTM A453 Vasega 660 ua faʻavasegaina i le 4 meatotino vasega igoa o le, B, C & D & D, o tagata taʻitasi e iloa ai ma le popole o loʻo i ai. O loʻo faʻaaogaina faʻamau faʻamaumau 660 i tagata matitiva, o vaʻa o mafatiaga, paipa o loʻo flanges ma vaovali mo le tautua vevela. ASTM A453 vasega 660 mea o le vailaau tutusa i le ASTM B638 Vasega 660 Syinless Steel ua faamatalaina i As663 Faapitoa.