KFTE Forged Steel Check Valves are offered in swing type, lift type, bolted bonnet and welded bonnet design in a wide range of carbon, stainless steel, duplex stainless steel, alloy and other special materials. KFTE forged steel check valves are manufactured according to API 602 Design. Forged Steel Check Valves in piston check, swing check and piton check y-pattern. Forged Check Valves made of high-quality materials.Full or standard port. Bolted or welded cover joint. T-Pattern or Y-Pattern. Integral body seat for piston or ball check. Separate seat ring design for the swing check valve. KFTE Forged Steel Check Valves are available in two bonnet designs. The first design is the Bolted Bonnet, with male-female joint, spiral wound gasket, made in F316L/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.