发明名称 |
HARD-METAL BODY |
摘要 |
The invention relates to hard-metal body comprising a hard-metal, the hard-metal comprising tungsten carbide grains and metal binder comprising cobalt having a concentration of tungsten dissolved therein, the body comprising a surface region adjacent a surface and a core region remote from the surface, the surface region and the core region being contiguous with each other; the mean binder fraction of the core region being greater than that of the surface region; the mean carbon concentration within the binder being higher in the surface region than in the core region; to tools comprising same and methods of making same. |
申请公布号 |
US2014115974(A1) |
申请公布日期 |
2014.05.01 |
申请号 |
US201414147069 |
申请日期 |
2014.01.03 |
申请人 |
KONYASHIN IGOR YURI;HLAWATSCHEK SEBASTIAN RALF;RIES BERND HEINRICH;LACHMANN FRANK FRIEDRICH |
发明人 |
KONYASHIN IGOR YURI;HLAWATSCHEK SEBASTIAN RALF;RIES BERND HEINRICH;LACHMANN FRANK FRIEDRICH |
分类号 |
C22C32/00;B23B27/14;B24D3/00 |
主分类号 |
C22C32/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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