Lap Seam Sheet Metal

Position the tape with the release backing on the top side.

Lap seam sheet metal.

If an edge joint is required for bigger or more weight bearing construction it can be strengthened using filler metal. Edge joints tend to be a weaker type of welding joint so they are more commonly used in sheet metal. Several types of seams used to join sheet metal sections are discussed in this section. Lap seams are often used to connected two ends to make a cylinder and are used in making boilers auto bodies wall panels metal sculpture and metal roofing.

Metal roofs though less appealing than shingle or tile is a more fire resistant and heat reflecting roofing option. Where as the slip expansion lock is formed by braking a sheet of copper the lock on this seam is formed by soldering a small strip of copper below the sheet. There are three types of lap seams. Capped on seam also known as the circular lap seam the capped on seam is created by laying a flat round piece of metal over a smaller rounded piece such as the base of a cylinder.

Lay 3 inch wide butyl tape over all vertical metal panel seams. Two pieces of metal are held with their edges parallel and a seam is made along this joint. The easy installation involves placing metal panels on your roof but you ll need to be mindful of metal roof overlap. When developing sheet metal patterns ensure you add sufficient material to the base dimensions to make the seams.

If your panels aren t layered properly water damage can occur. The plain lap seam the offset lap seam and the corner lap seam fig. Peel back the release backing to start the application. Aep span is a premier metal roof and wall products manufacturer offering an unrivaled commitment to the success of architects achieving innovative built environments where people live work learn and play.

High performance buildings require high performance metal roof and wall products.