Through the process test, wearing test and microstructure observation and analysis, the convention performance of oxygen-acetylene flame spray welded layer is studied.

通过工艺试验、耐磨试验和显微组织观察分析，研究了氧-乙炔火焰喷焊层的常规性能。

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Self fluxing iron base alloys containing rare earths have been prepared. The self fluxing performance of these alloys in oxygen acetylene flame spray welding has been observed in detail.

制备了含稀土的铁基自熔合金并考察了这种自熔合金在氧-乙炔火焰喷焊过程中的自熔性。

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This paper introduced the principle, the process and the effect of the new technology of restoring the deformed brake plate of hoist by use of "oxygen acetylene flame".

介绍了变形严重的提升机闸盘采用“氧-乙炔焰”加热矫正的原理、工艺程序及其效益。

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