... ASTMA179-1999 Material10#, 20#, 45#, 16Mn, 30CrMo, Q345, St37, St52, St45, St35.8, ST35 Technique Cold rolled, Cold drawn Thickness1-14mm ... ASTMA179-1999 Material10#, 20#, 45#, 16Mn, 30CrMo, Q345, St37, St52, St45, St35.8, ST35 Technique Cold rolled, Cold drawn Thickness1-14mm ...