Hollow is a hollow metal profile. Essentially, it is the blank tube that is used prior to cold drawing. For example, in the case of DOM tubing, it is typically a larger CREW (Cold Rolled steel) blank tube. Next, the tube is pulled through a die.
Hollow is a hollow metal profile. Essentially, it is the blank tube that is used prior to cold drawing. For example, in the case of DOM tubing, it is typically a larger CREW (Cold Rolled steel) blank tube. Next, the tube is pulled through a die.