The microstructure of carburized layer in 20 steel cast-iron molten bath carburized at different temperature and time was studied in the paper.
本文探讨了2 0钢在铸铁浴中经不同温度及时间渗碳的渗层组织。
Immediate quenching and tempering process of steel T10 after low temperature salt bath chromizing was studied.
研究了T10钢在低温盐浴渗铬后直接淬火并回火工艺。
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