Blue Demon general purpose R45 mild steel gas welding rod
R45 is a general purpose, copper coated, oxy-acetylene gas welding rod used for welding low carbon steels up to ¼” thick. It is a great selection when ductility and machinability are most important. You do not need a flux when brazing with this product. A neutral flame should be used.
Typical Applications: steel sheets and plates, pipes and castings, structural shapes, ornamental artwork, automotive repair.