发明名称 |
SHIELDING GAS MIXTURE FOR GAS-METAL ARC WELDING |
摘要 |
A shielding gas mixture for gas-metal arc welding of austenitic stainless steel is provided in which the gas mixture comprises from about 2 to about 5% carbon dioxide, from about 1 to about 4% nitrogen, and the balance being argon. Also, a process for welding austenitic stainless steel is provided by forming an electric arc between a nonconsumable electrode and the workpiece and in which the gas mixture is used.
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申请公布号 |
CA2308956(C) |
申请公布日期 |
2005.10.25 |
申请号 |
CA20002308956 |
申请日期 |
2000.05.19 |
申请人 |
PRAXAIR TECHNOLOGY, INC. |
发明人 |
MACEDO, WILLIAM DE ABREU;TORRES, RICHARD DE CASTRO |
分类号 |
B23K9/16;B23K35/38;(IPC1-7):B23K35/38;B23K9/167 |
主分类号 |
B23K9/16 |
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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