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DIN Wafer Type Stainless Steel 304 Spring Check Valve
Model No.: WB-55
Flow Direction: Reversing
Standard: DIN
Application: Water, Oil, Air
Size Range: 2" ~ 8"
Body Material: CF8
Trademark: WENBAO
Transport Package: Carton Box + Plywood Case
Specification: CE
Origin: China
HS Code: 8481300000
**WB-55 Wafer Type Stainless Steel Spring Check Valve**
This stainless steel spring check valve is designed for use in various industrial applications. It is ideal for preventing backflow of media such as water, oil, and air. The valve is constructed with high-quality materials to ensure durability and performance under different conditions.
**Key Features:**
- **Maximum Pressure:** PN40
- **Application:** Prevents media from flowing backward. Suitable for water, steam, oil, nitric acid, acetic acid, strong oxidizing media, and urea.
- **Material Standards:** SS316/ASTM A351 GR-CF8M/DIN 1.4408 or SS304/ASTM A351 GR-CF8/DIN 1.4308
**Main Components and Materials:**
| Part | Material |
|------|----------|
| 1. Body | CF8 |
| 2. Disc | CF8 |
| 3. Torsion Spring | CF8 |
| 4. Cover | SS304 |
**Main Dimensions (in mm):**
| NPS | Diameter (D) | Length (L) |
|-----|--------------|------------|
| 2" | 103 | 60 |
| 2½" | 122 | 67 |
| 3" | 135 | 73 |
| 4" | 173 | 73 |
| 5" | 190 | 90 |
| 6" | 222 | 98 |
| 8" | 279 | 127 |
**Company Overview:**
Zhejiang Wenbao Valve Technology Co., Ltd. has been in business since 1985, specializing in a wide range of valves including ball valves, gate valves, globe valves, check valves, strainers, and more. Our products are manufactured according to international standards such as API, ANSI, JIS, ISO, BS, JB, and GB. We also have a dedicated CAD design and quality testing center to ensure the highest level of performance and reliability.
Our products are widely used in industries like chemical processing, oil and gas, metallurgy, food, pharmaceuticals, power generation, and more. We hold multiple certifications, including ISO 9001:2008, CE, KC, SON, and others, ensuring compliance with global quality and safety standards.
Explore our product line and discover why WENBAO is a trusted name in the valve industry. For more details or custom solutions, feel free to contact us.