Since 1975, Phillips Welding Supply has been the place to come for Welding Equipment, Steel and Pipe Sales, Steel Building Components, Structural Steel and Pipe, and all types of Welding Supplies.. Building Components Overview We can provide estimates on prefabricated bolt-up buildings or weld-up buildings based on your budget and needs. Our 12-year limited warranty polyester,Polydure Paint System and 30-year warranty Siliconized Modified Polyester Valspar Paint System,are available in many different colors and can be seen in the Building Components section of our online catalog. Welding Supplies Since 1975,Phillips Welding Supply has been the place to come for Welding Equipment,Steel and Pipe Sales,Steel Building Components,Structural Steel and Pipe,and all types of Welding Supplies. Our trained and experienced staff can assist you with all your supply needs.