It is found, current channel resistance has greater effect on the penetration of A-TIG welding for aluminium alloys. Especially in A-TIG welding with DCSP, the change of heat input due to the change of current channel resistance is the main effect.
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美
- 研究發(fā)現,導電通道電阻對鋁合金A-TIG焊熔深有較大影響,尤其在直流正接A-TIG焊中,由于導電通道電阻變化而導致的熱輸入的變化成為影響熔深的重要因素。