Carburizing Hardening Processes. Its Tensile Strength Range Is 253-500mpa, Yield Strength ≥ 245mpa, Elongation ≥ 25%, Section Shrinkage ≥ 55%, Hardness ≤ 156hbs. 【High Quality 】: 20 # Steel Has Good Toughness, Plasticity, and Weldability, As Well As Low Strength and Good Cold Deformation Plasticity.
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