发明名称 |
FROGS, PARTICULARLY FROG POINTS FOR RAILWAY CROSSINGS OR FOR RAILWAY SWITCHES, AND PROCESS FOR THEIR MANUFACTURE |
摘要 |
In a steel frog for rail crossings and rail switches, the frog point or, respectively, the surface of the frog being travelled upon by the wheels consists of an age-hardening steel having the composition -C 0.01 to 0.05% Ti 0.1 to 1% -Si 0.01 to 0.2% Cr 0 to 13% -Mn 0.01 to 0.2% Al 0 to 0.2% -Co 0 to 15% B 0 to 0.1% -Mo 1.5 to 6% Zr 0 to 0.1% -Ni 7 to 20% - The frog is manufactured such that the surface being travelled upon by the wheels is applied by build-up welding onto a base body consisting of nominal rail steel. |
申请公布号 |
DE3361792(D1) |
申请公布日期 |
1986.02.20 |
申请号 |
DE19833361792 |
申请日期 |
1983.09.14 |
申请人 |
VOEST-ALPINE AKTIENGESELLSCHAFT |
发明人 |
AUGUSTIN, HUBERT, DIPL.-ING.;PIRKER, ROBERT |
分类号 |
C22C38/00;B23K9/04;B23K35/30;C22C38/08;E01B7/10;(IPC1-7):C22C38/08 |
主分类号 |
C22C38/00 |
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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