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Cast Iron Double Disc Wafer Type Check Valve Manufacturer
1- Body/Bonnet: GGG40/50
2- Stem: SS420/431
3- Bolts/Nuts/Spring: SS304
4- Disc: D.I + EPDM Coated
5- Epoxy Resin coating on both internal and external surfaces, with a thickness exceeding 250 microns
6- Connection Type: Flanged (BS 4504), Wafer, or Lugged
7- Working Pressure: PN10/16
8- Size Range: DN50 to DN600 (1.5" to 32")
9- Operator: Cap Nut or Handwheel
10- Seal Material: NBR or EPDM
11- Coating: Epoxy coated to 300 microns
12- Standard: DIN
13- Application: Industrial Use, Water Treatment, and Household Use
14- Trademark: Walter or No Brand
15- Transport Packaging: Bubble Bags and Wooden Case
16- HS Code: 8481.30.00.00
This cast iron double disc wafer type check valve is designed for reliable performance in various industrial and water treatment applications. The body is made from high-quality GGG40/50 cast iron, ensuring durability and strength. The stem is constructed from SS420/431 stainless steel, providing excellent corrosion resistance. The disc features a D.I + EPDM coating, offering enhanced sealing properties and longevity.
The valve is available in flanged, wafer, or lugged connection types, making it adaptable to different piping systems. It is coated with epoxy resin on both the inside and outside, with a minimum thickness of 250 microns, ensuring protection against rust and chemical damage. The operating pressure rating is PN10/16, suitable for a wide range of fluid control needs.
Suzhou Walter Flow Control Equipment Co., Ltd. is a professional manufacturer specializing in fluid control and firefighting equipment. With years of experience, we focus on delivering advanced technology, high-quality products, and exceptional service to our global customers. Our valves and fire protection systems are certified by FM, UL, CE, and other international standards, making them ideal for use in water reticulation, fire protection, high-rise buildings, oil, gas, and chemical industries.
Our product range includes gate valves, butterfly valves, check valves, automatic hydraulic control valves, air release valves, globe valves, ball valves, strainers, and more. In the firefighting sector, we offer fire sprinklers, wet alarm check valves, deluge valves, water flow detectors, foam extinguishing systems, gas extinguishing systems, fire hydrants, fire hoses, and monitors.
All our products are manufactured according to international standards such as DIN, BS, ANSI, AWWA, EN, ISO, AS, and API. We also provide FM approval, UL listing, and CE certification where applicable. Our company philosophy is centered around efficient inquiry handling, serious order processing, and considerate customer service. Choose Walter Flow Control for quality, reliability, and long-term success.