Iron Disc Check Valve for Boilers
Heavy cast iron disc check valve rated for boiler feedwater lines, ensuring no steam backflow into feed pumps. Under HTS 8481.30.20.10 explicitly for boiler shells.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If central heating boilers
Boiler parts for heating systems have specifics.
If gas cylinder manifolds
Appliance manifolds for gases classify differently.
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Import Tips & Compliance
• Include ASME Section I stamp proofs
• Specify steam service to justify boiler use
Related Products under HTS 8481.30.20.10
Iron Swing Check Valve
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Cast Iron Lift Check Valve
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Iron Foot Check Valve
Cast iron foot check valve with integral strainer for well pump suction lines, combining filtration and backflow prevention. Under HTS 8481.30.20.10 as an iron nonreturn appliance for tanks and pipes.
Iron Spring Loaded Check Valve
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Malleable Iron Check Valve
Malleable cast iron check valve with superior ductility for vibration-prone HVAC ducts, preventing air backdraft. HTS 8481.30.20.10 for iron pipe appliances.