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Is a type of temporary weld for attaching metal deck sheets or accessories to the supporting structure. It is a weld that is only used to hold pieces in place until final welds are completed.
How A Tack Weld Works:
Engineers use a high heat input process while welding, and the tack is applied by the shielded metal arc welding process.
Why Using A Tack Weld Matters:
A tack weld is used for getting the right amount of spacing and measurement for material.