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We are a professional valve supplier with many years of experience in the industry. Over the years, we have successfully established long-term partnerships with numerous customers across the globe, including countries such as Russia, Ukraine, Malaysia, Iran, UAE, and more. Our extensive experience enables us to provide reliable and efficient solutions tailored to your needs. We take pride in offering high-quality products at competitive prices, and we are confident that we can become your trusted and stable supplier in China.
We welcome any inquiries you may have and look forward to the opportunity to work together. Feel free to reach out with any questions or requests for further information. We also invite you to visit our factory to see our production process and quality control firsthand.
Our standard cast iron wafer check valves feature a black painted surface and are available in sizes ranging from DN40 to DN600. They are designed for industrial applications, including water systems, chemical processing, and other similar environments. The valves are manufactured according to DIN standards and are suitable for both general and water-related industrial use.
Key specifications include:
- **Model No.:** DN40~600
- **Thread Position of Valve Rod:** Inside Gate Valve
- **Usage:** Regulation
- **Standard:** DIN
- **Application:** Industrial Usage, Water Industrial Usage
- **Body Material:** Cast Iron
- **Gasket Material:** Cast Iron
- **Hand Wheel Material:** Cast Iron
- **Stem:** Carbon Steel
- **Disc:** Ductile Iron
- **Connection Nut:** Brass
- **Thrust Ring:** Brass
- **Disc Seal:** Brass
- **Surface Finish:** Black Paint
- **Screws:** 8.8 Grade
- **Trademark:** None
- **Transport Package:** Wooden Carton
- **Origin:** China (Tianjin)
- **HS Code:** 848180
This resilient gate valve is an advanced alternative to traditional gate valves, utilizing micro-deformation technology to achieve superior sealing performance. It offers advantages such as lightweight design, reliable sealing, flexibility, and a longer service life. It is widely used in various industries, including municipal water supply, wastewater treatment, construction, oil and gas, chemical, food and beverage, pharmaceuticals, textiles, power generation, and more.
Below is a detailed material specification table:
| Part Name | Material |
|-------------------|-----------------------------------|
| Valve Body | Cast Iron or Ductile Iron |
| Valve Disc | Cast Iron, Ductile Iron, or Stainless Steel |
| Seal Material | EPDM or NBR |
| Valve Spring | Stainless Steel |
You can view product images here:
[Image: Standard Cast Iron with EPDM Seat Wafer Type Check Valve](http://i.bosscdn.com/uploads/db/28/19/f3234b14232bf925ee0a1dd3be.jpg)
[Image: Standard Cast Iron with EPDM Seat Wafer Type Check Valve](http://i.bosscdn.com/uploads/e1/6c/cd/864978d58fb428285830512619.jpg)
[Image: Standard Cast Iron with EPDM Seat Wafer Type Check Valve](http://i.bosscdn.com/uploads/52/12/e2/aea7c2afcf24b3f80d5ee00bdf.jpg)
For any further information or assistance, please feel free to contact us.
**Contact:** Ashley Qiao
July 31, 2025