- Contact Person: Mr. Joe Zhao
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Packaging: wooden case
Place of Origin: CHINA
Supply Ability: 8000
Type:Forged Steel Welding Lift Check Valve
Design and manufacture: ASME B16.34 MSS SP-118
Test and inspection: API598
Structure features: A threaded and pressure seal bonnet; Y type and T type
Main materials: A105; LF2; F5; F11; F22; 304(L); 316(L); F347; F321; F91; Monel; Alloy.
SUNGO check valves are available in three bonnet designs. The first design is the Bolted Bonnet, with male-female joint, spiral wound gasket, made in F304L/graphite, Ring joint gasket are also available on request. The second design is the welded bonnet, with a threaded and seal welded joint. On request a full penetration strength welded joint is available. The third design is the pressure seal bonnet, with a threaded and pressure seal bonnet joint. The check valve are also available in three different design configurations .These are piston check, ball check, or swing check designs.