Expansion Joints for Buildings
"Forming, Material Stretch-Out and Lay-Out"
Dimensions for Press Break Back Guage's
Just enter the step No. and dimensions from the calculator
directly into your Back-Guage's Computer
Also gives you the EXACT
"Total Material Stretch-Out including Flanges"
and gives you all the forming degrees
This Program is DEAD Accurate
as you can see in the Photo's to the Right
For the "U-Span" bellows it tells you the "TOP" Punch/Die
Diameter to be used for the O.D. Width of convalutions,
O.D. Heigth and number of convalutions used.
If you have any questions you can contact me here

