Steel Fabrication, Simmons Fabricators, Simmons Fabricators Simmons, Fabricators, Pasadena Texas, Pasadena, Tx, Texas, Asme Code Vessels, R Stamp, U Stamp, Pasadena, Texas 77503 Specializing in Steel and Alloy. Houston Ship Channel, Steel, Custom and Alloy Fabrication, Asme Code Vessels, Houston Tx, Pasadena Tx, Vessels, Alloy Fabrication, Piping, Rolling, Custom Fabrication, Steel Fabrication; Metal fabrication services. Materials handled include stainless steel, hastelloy, nickel alloy, titanium and carbon steel ...