NONDESTRUCTIVE TESTING OF THE HEAT-RESISTANCE OF CUTTING TOOLS

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作者
BOCHENIN, VI
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TB3 [工程材料学];
学科分类号
0805 ; 080502 ;
摘要
The article suggests a nondestructive method of testing the heat resistance of tools. Its essence consists basically in recording the flux of characteristic K-radiation of tungsten contained in high-speed steels. At the instant a tool is heated, structural transformations bring about a change of concentration of tungsten in the carbide phase. X-ray fluorescence of tungsten is excited by gamma quanta of a radionuclide.
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页码:49 / 51
页数:3
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