Pipe Fittings, Pipes and Tubes, Industries. Custom Steel and Alloy Fabricating. Cyclones, Skid Units, Oddtransitions, Vessel Internals, Large Diameter Pipe Fittings and Duct Work; Over 275 ASME Sec. IX Qualified Welding Procedures, Including Stainless Steel, Aluminum, Nickel Alloys, Duplex, Chrome ...