Properties of 30CrMnSiA Steel
From the phase diagram of iron carbon alloy, 30CrMnSiA steel belongs to hypoeutectoid steel, and the structure after slow cooling to room temperature is ferrite+pearlite.
From the classification of steel, 30CrMnSiA steel belongs to low hardenability quenched and tempered steel, with low hardenability, and can be hardened in oil quenching φ 25mm, with high strength, good plasticity and toughness, that is, good comprehensive mechanical properties.
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