发明名称 |
PROCESS FOR MANUFACTURING STEEL FROGS, ESPECIALLY FROG POINTS FOR RAILWAY CROSSINGS AND RAILWAY SWITCHES |
摘要 |
1. A process for manufacturing railway crossings or railway switches the wearing areas of which are provided with a hardfacing welding, whereat in the wheel roll-over area only the frog point is provided with a hardfacing welding having a thickness of about 15 mm by means of an austenitic electrode of the composition C 0,1- 1,2 % Si 0,1- 0,6 % Mn 6,5-18 % Cr 3,5-20 % Ni 0 - 8 % while the wing rails are left in normal structure as rolled. |
申请公布号 |
DE3371300(D1) |
申请公布日期 |
1987.06.11 |
申请号 |
DE19833371300 |
申请日期 |
1983.09.14 |
申请人 |
VOEST-ALPINE AKTIENGESELLSCHAFT |
发明人 |
AUGUSTIN, HUBERT, DIPL.-ING.;LINDNER, HANNES, DIPL.-ING. |
分类号 |
B23K35/30;E01B7/10;(IPC1-7):B23K35/30 |
主分类号 |
B23K35/30 |
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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