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Welding processes.(News)(Brief Article)

Automotive News Europe,  August, 2004  

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Resistance: High electrical surge melts materials in discrete spots. Dominant technology in automotive assembly. Advantages: Rapid cycle time, technology and industrialized. Disadvantages: Weak and non-uniform bond; high energy use; high maintenance costs, downtime; requires cooldown time; high heat weakens physical properties of material welded; welds in castings can be porous.

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