... acid passivation/ without oil, /regular spangle and big spangle. According to JIS G3312/94, ASTM A755M, EN10169, DX51D,ASTM A653 CQEquivalence:GB ... /T700, ...Q195,Q235,Q345, ...JIS G3101 -- SS330,SS400,SS490,SS540 ...JIS G3131 – SPHC, ...JIS G311 – SAPH 310,SAPH370,SAPH400,SAPH440, ...SAE ...