by LITIO Sheet metal for AutoCAD. It calculates flat (unfolded) sheet development of ducts, rectangle to ound transitions, cylinders, cones, intersections, connections, bifurcations, elbows, etc.
For HVAC, hoppers, cyclones, ducts, silos, piping, etc.
by Kzx Software KzxMetal is a multifunction utility program specially made for sheet metal shops. Calculate the flat size of any part with precision with different bend angles. Get the triangles side and angle sizes automatically. Get the OD, ID, depth and more...
by Kzx Software KzxCadT is a very powerful cad designing package software with a full visual environment.All the standard tools in hand as circles, lines, rectangles, arcs and plus the special shapes as obrounds, DD & D slots very used in sheet metal shopsand more..