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Dn200 Non Return Dual Plate Wafer Type Flap Check Valve CF8m
Butterfly Check Valve – Double Disc / Dual Plate Design
**Application:** Water Industrial Usage
**Disc/Spring Material:** CF8 / SS304
**Size Range:** DN40 to DN800
**Coating:** Epoxy Coated, Thickness Over 300 Microns
**Pressure Rating:** PN10 / PN16
**Body Material:** GGG40 / GGG50
**Stem Material:** SS420 / SS431
**Seat Material:** NBR / EPDM
**Trademark:** Walter
**Packaging:** Bubble Bags & Wooden Case
**Origin:** Suzhou, Jiangsu, China
**HS Code:** 8481.30.00.00
**Key Features:**
1. **Body/Bonnet:** GGG40/50 – Durable and corrosion-resistant for industrial applications.
2. **Stem:** SS420/431 – Ensures smooth operation and long service life.
3. **Bolts/Nuts/Spring:** SS304 – Resistant to rust and suitable for harsh environments.
4. **Disc:** CF8 – Offers excellent mechanical properties and chemical resistance.
5. **Coating:** Epoxy resin coating on both internal and external surfaces, with a thickness exceeding 250 microns for enhanced protection.
6. **Connection Types:** Available in Wafer, Flanged, or Lugged configurations.
7. **Working Pressure:** PN10 / PN16, suitable for a wide range of water systems.
8. **Size Range:** 1.5" to 32", ideal for various pipeline systems.
**Product Images:**
[Image 1: Butterfly Wafer Double/Dual Disc/Plate Check Valve](http://i.bosscdn.com/uploads/07/0e/24/56e482bc278a34283c137910b1.jpg)
[Image 2: Butterfly Wafer Double/Dual Disc/Plate Check Valve](http://i.bosscdn.com/uploads/f1/96/bb/f55faa3e355639a78dc1ef9a92.jpg)
**Company Profile**
Suzhou Walter Flow Control Equipment Co., Ltd. is a professional manufacturer specializing in fluid control and fire protection equipment. With years of experience, we focus on delivering advanced technology, high-quality products, and reliable customer service.
Our valves and firefighting systems are widely used in water reticulation and treatment systems, fire-fighting projects, high-rise buildings, oil, gas, and chemical industries. All our products are certified with FM, UL, CE, and other relevant standards to ensure safety and performance.
**Products Offered:**
- Valves: Gate Valve, Butterfly Valve, Check Valve, Ball Valve, Globe Valve, Strainer, and more.
- Firefighting Systems: Fire Sprinklers, Deluge Valves, Fire Hydrants, Foam Extinguishing Systems, Gas Extinguishing Systems, and Fire Hose Reels.
**Standards & Certifications:**
Walter products are designed according to DIN, BS, ANSI, AWWA, EN, ISO, AS, and API standards. We also provide FM approval, UL listing, and CE certification upon request.
**Company Philosophy:**
- Efficiently handle every inquiry
- Treat every order with seriousness
- Serve every customer with care and consideration
Choose Walter Flow Control for quality, reliability, and long-term success. Let us be your trusted partner in fluid control solutions.