| 发明名称 |
Chromium-containing cemented tungsten carbide body |
| 摘要 |
A chromium-containing coated cemented tungsten carbide cutting insert that has a substrate and a coating. The substrate comprises between about 10.4 and about 12.7 weight percent cobalt, between about 0.2 and about 1.2 weight percent chromium.
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| 申请公布号 |
US6575671(B1) |
申请公布日期 |
2003.06.10 |
| 申请号 |
US20000637280 |
申请日期 |
2000.08.11 |
| 申请人 |
KENNAMETAL INC. |
发明人 |
NORTH BERNARD;JINDAL PREM C. |
| 分类号 |
B23C5/16;B23B27/14;C22C29/08;C23C14/06;C23C16/30;C23C30/00;(IPC1-7):B23B27/14 |
主分类号 |
B23C5/16 |
| 代理机构 |
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