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公开(公告)号：EP0416418A2
公开(公告)日：1991-03-13
申请号：EP90116371.7
申请日：1990-08-27
发明人： Kano, Makoto, c/o NISSAN MOTOR COMPANY, LIMITED , Tanimoto, Ichiro, c/o NISSAN MOTOR COMPANY LIMITED , Kawamura, Osamu, c/o NIPPON PISTON RING CO. LTD. , Takahashi, Teruo, c/o NIPPON PISTON RING CO. LTD.
CPC分类号： C22C33/08
摘要： In a process of casting a rocker arm as one piece from high chrome cast iron, a Ca-Si base addition agent is added to the molten metal in an amount of 0.3 to 0.6% by weight. The agent is effective as a globulizer to round high-hardness carbide precipitates directing toward the casting surface.
摘要翻译： 在从高铬铸铁铸造摇臂作为一体的过程中，以0.3〜0.6重量％的量向熔融金属中添加Ca-Si基添加剂。 该试剂作为球形分光器是有效的，以将朝向铸造表面的高硬度碳化物沉淀物圆形化。
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公开(公告)号：EP0416418A3
公开(公告)日：1992-06-10
申请号：EP90116371.7
申请日：1990-08-27
发明人： Kano, Makoto, c/o NISSAN MOTOR COMPANY, LIMITED , Tanimoto, Ichiro, c/o NISSAN MOTOR COMPANY LIMITED , Kawamura, Osamu, c/o NIPPON PISTON RING CO. LTD. , Takahashi, Teruo, c/o NIPPON PISTON RING CO. LTD.
CPC分类号： C22C33/08
摘要： In a process of casting a rocker arm as one piece from high chrome cast iron, a Ca-Si base addition agent is added to the molten metal in an amount of 0.3 to 0.6% by weight. The agent is effective as a globulizer to round high-hardness carbide precipitates directing toward the casting surface.
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公开(公告)号：EP0416418B1
公开(公告)日：1996-11-06
申请号：EP90116371.7
申请日：1990-08-27
发明人： Kano, Makoto, c/o NISSAN MOTOR COMPANY, LIMITED , Tanimoto, Ichiro, c/o NISSAN MOTOR COMPANY LIMITED , Kawamura, Osamu, c/o NIPPON PISTON RING CO. LTD. , Takahashi, Teruo, c/o NIPPON PISTON RING CO. LTD.
CPC分类号： C22C33/08
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