Pittsburgh Joint Sheet Metal

The grooved seam joint fig.

Pittsburgh joint sheet metal.

This increases productivity while keeping each seam consistently formed on multiple pieces of duct. Pittsburgh pa 15238 phone. It is a very efficient machine to bend straight duct joints and fittings with tdc type and tdf type flange connectors. In sheet metal shops a rollforming machine is used to fold the pittsburgh seam on one end of a piece of ductwork for example.

It consists of two folded edges that are locked together with a hand groover fig. Gmc pittsburgh sheet metal lock former machines call 773 334 5000 to order this machine. A pittsburgh lock consists of three bends that form an extended s shape which creates an airtight seal after completion. When making a grooved seam on a cylinder you fit the piece over a stake and lock it with the hand groover fig.

The button punch snap lock is used in the same way as the pittsburgh lock for joining comer sections of sheet metal. Designed so one operator can quickly slide a piece of sheet metal into the machine and align the notches in an instant on the. How to make a pittsburgh joint in sheet metal by hand 2 how does spot welding work. For more information about sheet metal careers.

Find the training center on twitter. Most modern sheetmetal fabrication shops use a mechanized piece of equipment to create the pittsbugh joint on one. 2 57 is one of the most widely used methods for joining light and medium gauge sheet metal. 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.