Pamantayan: DIN,ASTM/ANSI JIS EN ISO,AS,GBHindi kinakalawang na asero: SS201, SS303, SS304, SS316, SS316L, SS904L , SS31803Materyal na Bakal na Grado: DIN: Gr.4.6,4.8,5.6,5.8,8.8,10.9,12.9;SAE: Gr.2,5,8;ASTM: 307A,307B,A325,A394,A490,A449,