关键词：纯镍；手工钨极氩弧焊；埋弧焊；经济效益对比 [gap=664]Key words：pure nickel；manual argon tungsten arc welding；submerged—arc welding；economic benefits
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采用在隔膜槽中，通过电解精炼生产纯镍。
Pure nickel is produced in the diaphragmed tanks by electrolysis process.
纯镍铸铁焊条中加入稀土钕会增加焊缝热裂敏感性。
Neodymium can increase weld metal hot cracking susceptibility of the pure nickel electrode used for cold welding of cast iron.
结合实际工作中的应用，针对工业纯镍的管材焊接工艺进行探讨。
Combined the application of actual work, the welding procedure of industrial pure nickel pipe is discussed.
应用推荐