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case-hardened steel

/ˈkeɪs ˌhɑːdənd stiːl/

翻译: 经过表面硬化处理的钢,通常通过向外层渗入碳或氮,使表面坚硬耐磨,而内部保持强韧有延展性。

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/ˈkeɪs ˌhɑːdənd stiːl/C1formaltechnical
  • zh经过表面硬化处理的钢,通常通过向外层渗入碳或氮,使表面坚硬耐磨,而内部保持强韧有延展性。

Steel that has been treated by a surface hardening process, typically by adding carbon or nitrogen to the outer layer, resulting in a hard, wear-resistant surface while maintaining a tough, ductile interior core.

  1. Surface-hardened steelC1formal

    Steel that has been treated to have a hard, wear-resistant outer layer while retaining a softer, tougher interior core.

    zh表面硬化钢

    • Case-hardened steel is commonly used for gears and shafts.
    • The knife blade is made from case-hardened steel for durability.
    • Engineers prefer case-hardened steel for components that experience high friction.