The function of quenched and tempered steel wire

2025-07-24 11:11

  The role of tempered quenched steel wire is mainly reflected in optimizing mechanical properties and stabilizing the microstructure:
  Optimize mechanical properties
  After quenching to improve the hardness and wear resistance of the steel wire, tempering can eliminate the internal stress generated by quenching, avoid deformation or cracking, and adjust the balance of hardness, strength, and toughness. For example, spring steel wire needs to take into account the elastic limit and fatigue resistance.
  Stable organization structure
  Tempering gradually transforms unstable structures such as martensite formed after quenching into tempered structures (such as tempered martensite), eliminates retained austenite, and ensures that the microstructure of the material no longer changes during use, maintaining dimensional stability.

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