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procedures to increase the wear resistance of without further heat treatment to be walzmaterial steel, especially railroad tracks, with a mindestzugfestigkeit approximately 85 kg / mm
procedures to increase the wear resistance of without further heat treatment to be walzmaterial steel, especially railroad tracks, with a mindestzugfestigkeit approximately 85 kg / mm
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机译:无需经过进一步热处理即可提高耐磨损性的方法,应采用沃尔兹材料的钢,尤其是铁轨,其主力约为85 kg / mm