... trnsformation toughening 相变增韧 toughening treatment 钢化处理 ; 韧化处理 air toughening 空气勒化 ...
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In this paper, the microstructure and properties of 38si7 steel after toughening treatment have been studied.
研究了3 8si7钢强韧化处理后的显微组织和性能。
Large scale high manganese steel alligator board produced by EPC process can meet the request of design, and use with hot remained water toughening treatment.
消失模铸造生产大型高锰钢颚板，并按设计的工艺要求进行生产，利用余热水韧处理。
Process of strengthening & toughening and cryogenic treatment of LD steel was researched.
研究了新型模具钢LD的强韧化及深冷处理工艺。
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