Forged Steel Non Return Valve Screwed End/ Socket Weld Make - Neta, Qinn, Atam, Sant Description Forged Steel Class-800 Horizontal Lift Check Valve (Standard Bore) to BS:5352 Bolted Cover 13% Cr. S.S. (AISI-410) Trim Screwed Female (BSPT, NPT, API) or Socket Weld Ends conforming to ASME B 16.11. Check Valve Gun Metal Check Valve Gun Metal Horizontal Check Valve Screwed End Gun Metal Non Return Valve Screwed End Neta Dealers Qinn Dealers Atam Dealers Sant Dealers Test Pressure Body : 3000 PSIG Hydrostatic Seat : 2000 PSIG Hydrostatic, 100 PSIG Air Design Features Stream lined shaped flow way area for smooth flow of the working fluid for minimum Pressure drop. Spiral wound asbestos filled gaskets are provided for Body Cover Joint. Renewable 13% Cr. S.S. (AISI-410) Body Seat Ring & Disc having a difference in hardness of at least 50HB. Self aligning fully guided Piston Type Disc is provided to ensure proper seating of the Valve Disc on Body Seat Ring. Certification IBR Test Certificate in Form III-C duly signed by the Director of Boilers, Punjab is provided for Valves to be used for steam service. For service other than steam our Works Test Certificate shall be provided. Application Steam, Water, Oil HSN 84818010