lap seam

lap seam

A joint formed by overlapping the edges of metal sheets or plates and joining them by riveting, welding, soldering, or brazing.
References in periodicals archive ?
The engine was rated for 168 psi using a 2-rivet lap seam formula, a reference pertaining to original boiler construction.
Had our founders not stood their ground we might still be building Lap seam boilers.
Tenders are invited for furnish labor, materials, and equipment to prepare and apply spray foam to seal along lap seams of metal roof r-panels and around all penetrations on 2-metal roofs.
Flanging was required to form the various shapes necessary for the riveted lap seams used in circumferential seams and firebox seams.