http://www.valvehome.com/forged-steel-check-valve/13964478.html
Product Description
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.
Type:Forged steel check valve
Size:3/4
Class:800
Body:A105
Connection:Threaded
Product Description
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.
Type:Forged steel check valve
Size:3/4
Class:800
Body:A105
Connection:Threaded
Welded Bonnet forged steel check valve