V2EX gas metal arc welding

Gas Metal Arc Welding

释义 Definition

气体保护金属电弧焊(简称 GMAW),是一种用连续送进的金属焊丝作为电极与填充金属,在焊丝与工件之间产生电弧,并用保护气体(如氩气、二氧化碳或混合气)隔绝空气以减少氧化、稳定熔池的焊接方法。常见俗称为 MIG 焊/ MAG 焊(不同保护气体系下的叫法略有差别)。

发音 Pronunciation (IPA)

/s mtl rk wld/

例句 Examples

Gas metal arc welding is widely used in automotive manufacturing.
气体保护金属电弧焊广泛用于汽车制造业。

Because gas metal arc welding feeds wire continuously, it can produce long, consistent welds when the shielding gas and parameters are properly set.
由于气体保护金属电弧焊采用连续送丝,只要保护气体与工艺参数设置得当,就能形成长度较长且一致性很好的焊缝。

词源 Etymology

该术语由工艺特征直译组合而来:gas(保护气体)+ metal(金属焊丝/填充金属)+ arc(电弧热源)+ welding(焊接)。20世纪中期随工业化焊接发展而标准化命名;在北美常与 MIG (Metal Inert Gas)MAG (Metal Active Gas) 等叫法并行使用。

相关词 Related Words

文学与著作中的出现 Literary Works

  • Welding Handbook(American Welding Society,美国焊接学会《焊接手册》)
  • ASM Handbook, Volume 6: Welding, Brazing, and Soldering(ASM《手册》第6卷)
  • Modern Welding(Andrew D. Althouse 等,《现代焊接》教材)
  • Welding Metallurgy(Sindo Kou,《焊接冶金学》)
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