Sigma Company
Nationwide Inventory of Domestic and Import Threaded Welding Outlets, Threaded Nipples, Grooved Welding Outlets, Cast Iron threaded Fittings, Ductile Iron Threaded Fittings, Malleable Iron Threaded Fittings, Post indicator valves, UL/FM Butterfly Valves, UL/FM OS& Y Gate Valves, Flanged Fittings, Flanged Bolt Packs and Weld Plate Flanges. UL, cUL, and FM listed and Approved.
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