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  • 金屬深冷處理 金屬深冷處理 金屬深冷處理也稱低溫處理,將金屬深冷至室溫以下的冷凍處理方法,鋼件迅速冷卻到室溫以下的某一溫度,使殘余奧氏體轉變為馬氏體,以增加鋼件硬度和尺寸...
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  • 液氮深冷處理 液氮深冷處理 液氮深冷處理將金屬深冷至室溫以下的冷凍處理方法,鋼件迅速冷卻到室溫以下的某一溫度,使殘余奧氏體轉變為馬氏體,以增加鋼件硬度和尺寸穩定性的熱處理...
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