Effect of residual austenite on mechanical properties and abrasion resistance medium Mn white iron was investigated.

研究了残余奥氏体对中锰白口铸铁力学性能和抗磨性的影响.

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The micro structure of deposited metal is composed of martensite, residual austenite and carbide hard phase.

堆焊层组织为马氏体+残余奥氏体+碳化物硬质相.

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The results show that the structure of the surfacing layer was martensite, carbides and residual austenite.

试验结果表明:焊后的堆焊层组织为马氏体+碳化物+残余奥氏体.

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