发明名称 |
FORFARANDE FOR REGLERING AV EGENSKAPERNA HOS METALLER OCH LEGERINGAR |
摘要 |
A method for increasing strength and/or hardness of a preshaped metal specimen by cold working is disclosed. Compressive force is applied to the specimen slowly so that the yield strength of the specimen progressively increases and the specimen exhibits squirming instability as its diameter increases. |
申请公布号 |
SE8404131(D0) |
申请公布日期 |
1984.08.17 |
申请号 |
SE19840004131 |
申请日期 |
1984.08.17 |
申请人 |
UTI-CORPORATION |
发明人 |
G B * GOODFELLOW |
分类号 |
B21J1/02;B21J5/00;C21D7/10;(IPC1-7):B21D22/00 |
主分类号 |
B21J1/02 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|