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DC53 Mould Steel Plate Sheet China Supply Chemical Component%: Si C Cu Mn Cr Mo Ni Fe ≤0.3 ≤0.33 1.2~2.0 ≤1.4 ≤2.0 ≤0.2 ≤0.9 Reste Mechanical Property: Tensile Strength Yeild Point Elongation Hardness ...