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ou mei ge guo ji ri ben de hun he qi ti shi yong qing kuang
Author(s): 
Pages: 48+39
Year: Issue:  3
Journal: Welding Technology

Keyword:  混合气体焊接性焊缝金属钢焊接实芯熔深焊接缺陷发烟气体成分预先混合;
Abstract: <正> 在碳钢或不锈钢等的气体保护焊中,如果采用含Ar量多的Ar—CO2混合气体作为保护气体,其结果如图1所示,焊接烟雾及飞溅大大减少,焊接性能显著提高。并且,由于焊缝金属中含氧量少,因而韧性得到了改善。(图2)
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