发明名称 |
WALZE ZUM WARMWALZEN VON STABSTAHL. |
摘要 |
Disclosed herein is a carbide roll having an improved composition for hot forming steel rod in multi-stand rolling mills. The improved composition comprises the addition of nickel as a binder material to a normal tungsten carbide-cobalt roll composition, preferably, so that the composition by volume is approximately: tungsten carbide - 70 percent; nickel - 10 percent; and cobalt - 20 percent. A dual composition is disclosed, wherein the above composition forms the inner layer of the roll and an outer layer may be composed of, by volume, tungsten carbide - 70 percent and cobalt - 30 percent. |
申请公布号 |
DE120441(T1) |
申请公布日期 |
1985.08.14 |
申请号 |
DE19840103048T |
申请日期 |
1984.03.20 |
申请人 |
KENNAMETAL INC., LATROBE, PA., US |
发明人 |
EVANS, DONALD R., PITTSBURGH PENNSYLVANIA 15235, US |
分类号 |
C22C29/00;B21B27/00;B22F7/06;C22C29/06;C22C29/08 |
主分类号 |
C22C29/00 |
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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