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Why does a tight-fitting seam help limit warping on thin metal?

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  1. It needs less filler, so less heat goes in
  2. It lets you skip tack welds entirely
  3. It makes the metal cool faster

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References

  1. Miller Electric, How to Control Welding Heat Input When Working With Thin Material www.millerwelds.com/resources/article-library/how-to-control-welding-heat-input-when-working-with-thin-material Checked 2026-10-10.

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