... , Engineering construction, Mechanical manufacturing, Pavement slab, ect.Material: Q235, Q345, SS400, A36, S235JR, S355JR, S45C, S50C, A572, St37, St37-2, ST52Standard: GB ... /T709-2006, ASTM A36, JIS G3101, DIN EN 10025, SAE 1045, ASTM A570Size: Thickness ...