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Check Valve

​M.A. Stewart & Sons Ltd. stocks Check valves in designs such as Swing, Piston, Weight-and Lever, Tilting Disc, Wafer, and Silent Globe style check valves; many are designed to industry standards such as API-602 and API-6D. Check valves are available in stainless steel, brass, bronze, carbon steel, forged steel, and special alloys.
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MAS Product Guide MAS W Series KITZ - Bronze and Iron Valves and Strainers KITZ - Carbon and Low Alloy Steel Valves KITZ - Stainless and High Alloy Steel Valves RED-WHITE - Bronze, Brass & Cast Iron Valves Beric - Cast Gate, Globe, Check Beric - Forged Steel Valves Beric - API 603 Corrosion Resistant Valves Bonney - Cast Steel Valves Bonney - Forged Steel Valves FCC Catalogue MOYGRO - WAFER CHECK VALVES RWV - Bronze Valves RWV MUELLER - GENERAL CATALOG POWELL - API 600 CAST STEEL CATALOG POWELL - API 603 STAINLESS STEEL CATALOG POWELL - API 602 FORGED STEEL CATALOG POWELL - API 600 PRESSURE SEAL CATALOG POWELL - CRYOGENIC CATALOG POWELL - BRONZE & IRON CATALOG
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