| 发明名称 |
Oberflächenbehandeltes Stahlschneidwerkzeug |
| 摘要 |
<p>An inexpensive steel cutting tool with excellent cutting characteristics and cutting life is provided to have a cutting part having a chamfered cutting edge and a surface hardening layer formed therein, wherein surface treatment is performed by forming a sufficiently thick surface hardening layer on the surface of steel base material, or by forming a hard coating film on the surface hardening layer.</p> |
| 申请公布号 |
DE19927478(C2) |
申请公布日期 |
2003.06.12 |
| 申请号 |
DE1999127478 |
申请日期 |
1999.06.16 |
| 申请人 |
SUMITOMO METAL MINING CO. LTD., TOKIO/TOKYO |
发明人 |
ISHII, YOSHIRO;KANBARA, NAOTO |
| 分类号 |
B23C5/16;B23B27/14;B23B51/00;B23D43/00;B23D77/00;B23F21/00;B23G5/00;B26F1/00;C23C8/26;C23C8/30;C23C8/38;C23C30/00;(IPC1-7):B23B27/00 |
主分类号 |
B23C5/16 |
| 代理机构 |
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代理人 |
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