A tube's very nature prevents the use of high-powered lasers. Flat sheet laser cutting machines can now be equipped with laser generators that are as powerful as 12kW. Tube laser cutting machines, however, only require 5kW. You must always consider the side you are cutting when you work with a tube. A stronger laser will simply cut through the tube from the opposite end. (Officially, you don't have any need to worry if you are cutting a beam or channel with the tube laser.
North America's premier magazine for the metal-forming and fabricating industries, The FABRICATOR, is THE FABRICATOR. The magazine contains news, technical articles, case histories, and other information that will help fabricators perform their jobs more efficiently. Since 1970, The FABRICATOR serves the industry.