How are Stainless Steel Spiral Duct made?You can make stainless steel spiral ducts by going through the following steps:
First you need to prepare the materials that you need to make the stainless steel spiral duct.
In this case, you will prepare stainless steel 304 or 316 depending on the grade you need.
Spiral Welded Pipe vs LongitudinalAs the name suggests, the manufacturing processes of spiral welded pipe and longitudinal welded pipe are distinctly different. While Spiral-weld pipes are rolled and welded according to a preferred helical angle, the longitudinal welded pipes are created by bending and forming metal, and finally welded together down the length of the pipe to create a straight, longitudinal seam.