**Rubber Flap Check Valve for Sump Pump PN10/16**
This rubber flap check valve is specifically designed for sump pump applications, with careful consideration given to water hammer effects during the design phase to ensure reliable and long-lasting performance. It is ideal for industrial water systems where flow control and pressure resistance are essential.
**Key Features:**
- **Flow Direction:** Unidirectional
- **Standard:** DIN
- **Application:** Industrial Water Systems
- **Model No.:** H44X
- **Disc Material:** GGG40/50 with D.I + EPDM Coating
- **Coating:** Epoxy coating on both internal and external surfaces, with a thickness of over 300 microns
- **Pressure Rating:** PN10/16
- **Body Material:** GGG40, GGG45, GGG50
- **Shaft Material:** SS420/SS431
- **Seal Material:** NBR or EPDM
- **Trademark:** Walter or No Brand
- **Packaging:** Bubble bags and wooden case
- **Size Range:** DN50 to DN600
- **Origin:** Suzhou, Jiangsu
- **HS Code:** 8481300000
**Technical Details:**
1. **Body/Bonnet:** GGG40/50
2. **Stem:** SS420/431
3. **Bolts/Nuts:** SS304
4. **Disc:** GGG40/50 with EPDM coating
5. **Epoxy Coating:** Applied internally and externally, with a minimum thickness of 300 microns
6. **Flanges:** Compliant with BS4504 and ISO 7005 standards
7. **Face-to-Face Dimension:** Complies with BS 5153 and DIN 3352
8. **Working Pressure:** PN10/16
9. **Size Range:** 1", 1½", 2" up to 24"
Suzhou Walter Flow Control Equipment Co., Ltd. is a professional manufacturer specializing in fluid control equipment and firefighting systems. With advanced technology, high-quality products, and excellent customer service, we have built long-term relationships with clients across various industries.
We offer a wide range of certified products including FM Approved, UL Listed, and CE-certified valves and fire protection systems, suitable for use in water treatment, firefighting projects, high-rise buildings, and oil and chemical industries.
**Product Categories:**
- **Valve Products:** Gate Valve, Butterfly Valve, Check Valve, Ball Valve, Automatic Control Valves, Globe Valve, Knife Gate Valve, Strainer, Flanges & Pipe Fittings
- **Firefighting Products:** Fire Sprinkler Systems, Foam Extinguishing Systems, Air Fire Extinguishing Systems (FM200/HFC-227ea), Fire Hydrants, Fire Hose, Fire Monitors, etc.
**Materials Used:** Cast Iron, Ductile Iron, WCB, Stainless Steel
At Walter, we believe in creating value through cooperation. Our commitment is always to meet customer needs and deliver quality solutions. Choose Walter, and experience success together.
For more information or to place an order, please contact us directly.
Main material of the valve: Ductile iron, cast iron.
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Dandong Haichuan Machinery Co., Ltd. , https://www.ddhccasting.com