Lap and flange welds should be made only in repairs where they replace original factory lap or flange welds or where outer panels, but not structural panels, are involved.

Question

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Lap and flange welds are typically used for non-structural repairs or when replacing original factory welds in the same manner. They are not recommended for structural panel repairs due to their potential for not providing the same strength and integrity as the original structure or more appropriate welding techniques for structural components.

Lap and Flange Welds Should Be Made Only in Repairs