Pittsburgh Joint Sheet Metal

In sheet metal shops a rollforming machine is used to fold the pittsburgh seam on one end of a piece of ductwork for example.

Pittsburgh joint sheet metal.

2 57 is one of the most widely used methods for joining light and medium gauge sheet metal. For more information about sheet metal careers. The button punch snap lock is used in the same way as the pittsburgh lock for joining comer sections of sheet metal. This increases productivity while keeping each seam consistently formed on multiple pieces of duct.

A pittsburgh lock consists of three bends that form an extended s shape which creates an airtight seal after completion. Most modern sheetmetal fabrication shops use a mechanized piece of equipment to create the pittsbugh joint on one. It is a very efficient machine to bend straight duct joints and fittings with tdc type and tdf type flange connectors. The grooved seam joint fig.

Its big advantage is that no additional hammer over operation is required with a direct result of less labor cost in assembly. Gmc pittsburgh sheet metal lock former machines call 773 334 5000 to order this machine. The pittsburg joint is used for most commonly fabricated metal retangular ducts. How to make a pittsburgh joint in sheet metal by hand 2 how does spot welding work.

3 how to bend stainless steel sheets 4 how to bend sheet metal without a brake 5 differences between normalized and annealed 4130 steel 6 how to break metal subscribe for weekly inspiration. Pittsburgh pa 15238 phone. Built to the same construction specs and using the same frame as their heavy duty 16 ga pittsburgh machine the flagler 20 ga high speed pittsburgh runs the 5 16 pocket depth female pitts seam seen on right and the adjustable height 3 8 max height male pittsburgh flange shown running on left both at 100 ft per minute. Designed so one operator can quickly slide a piece of sheet metal into the machine and align the notches in an instant on the.