Chromium and Health Chromium boride has been obtained by salt-bath boriding on chromium electroplated 45 carbon steel.

  • 对45钢表面电镀硬铬层后,在熔渣中向45钢表面的电镀硬铬层渗硼获得了硼化铬覆层。

  • 互联网摘选 2025-01-20 11:58:14

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