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发明名称
MANUFACTURE OF STEEL FOR HIGH HEAT INPUT WELDING HAVING SUPERIOR TOUGHNESS AT LOW TEMPERATURE
摘要
申请公布号
JPH03264614(A)
申请公布日期
1991.11.25
申请号
JP19900061076
申请日期
1990.03.14
申请人
NIPPON STEEL CORP
发明人
SAITO NAOKI;YAMABA RYOTA
分类号
B22D11/00;B22D11/124;C21D8/00;C21D8/02;C22C38/00;C22C38/16
主分类号
B22D11/00
代理机构
代理人
主权项
地址
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