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铝合金焊接技术分类
(1)钨极氩弧焊 钨极氩弧焊(Tungsten Inert Gas Welding,TIG)是典型的惰性气体保护焊,是最常用的焊接方法。焊接时以钨极及焊接作用面为电极,在两极间通入氦气或者氩气作为保护气来保护电弧,通过瞬时高压放电来融化丝材及母材,进行铝合金部件的焊接 ...
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今日热点
Fed holds rates steady
Resumes ground operations
Trans troops ban blocked
Lifts segregation ban
Return to Earth
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In-person identity checks
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Florida Keys brush fire
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Mexico City bullfighting ban
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Suit over firings, takeover
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UN climate report
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