**Product Specifications**
- **Model No.:** RSTV CV
- **Flow Direction:** Unidirectional
- **Standard:** GB
- **Application:** Industrial, Water, and Household Use
- **Working Pressure:** 150lb / 300lb / 600lb / 900lb / 1500lb
- **Material:** SS304/316/304L/316L (CF8/CF8m/CF3/CF3m), WCB, WCC
- **Applicable Standard:** API 594, API 6D, Standards
- **Working Temperature:** -29°C to 425°C (Customizable)
- **Suitable Medium:** Water, Natural Gas, Oil, and Some Corrosive Liquids
- **Inspection & Testing:** According to API598/DIN3230
- **Thread Standard:** ISO9001 & CE, TS
- **MOQ:** 10 PCS
- **Warranty:** 18 Months
- **Delivery Time:** 15–20 Days
- **Trademark:** RSTV
- **Transport Package:** Standard Plywood Case
- **Specification:** 2" – 48" (DN50 – DN1200)
- **Origin:** Wenzhou, Zhejiang, China
- **HS Code:** 8481804090
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### **Product Description**
**Cast Stainless Steel Non Return Spring Wafer Check Valve**
Our **Cast Stainless Steel Non Return Spring Wafer Check Valve** is designed for reliable and efficient operation in a wide range of industrial applications. It is manufactured according to **API 594**, ensuring compliance with international standards for performance and safety.
- Designed according to **API 594**
- Face-to-face dimensions as per **API 594**
- Pressure and temperature ratings based on **ASME B16.34**
- Tested and inspected according to **API 598**
- Available materials: **CF8M (SS316), CF8 (SS304), DIN 4.4408/4.4308**
- Working pressure: **PN16 ~ PN40**
- Suitable temperature range: **-196°C ~ 550°C** (varies by material)
- Suitable for water, natural gas, oil, and some corrosive liquids
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### **Features**
- **Investment casting** for high-quality construction
- **Low pressure drop** for improved system efficiency
- **High tightness** for leak-free performance
- **Low friction** for smooth operation
- **Seat options:** NBR, EPDM, Viton, Metal
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### **Product Details Table**
| **Item** | **Details** |
|-------------------------|----------------------------------------------------------------------------|
| **Product Name** | Cast Stainless Steel Non Return Spring Wafer Check Valve |
| **Material** | WCB / CF8 / CF8M / CF3 / CF3M |
| **Size** | 1/2" ~ 10" (DN15 ~ DN250) |
| **Certificate** | ISO9001 & CE |
| **Port** | Full Port |
| **Working Pressure** | PN16 ~ PN40 |
| **Connection Ends** | Wafer |
| **Working Temp.** | -196°C ~ 550°C |
| **Suitable Medium** | Water, Natural Gas, Oil, and Some Corrosive Liquid |
| **Seal** | Metal |
| **Locking** | Optional |
| **Inspection & Testing**| According to API598 |
| **Delivery Time** | 15–20 Days |
| **Package** | Standard Export Plywood Case |
| **Shipping Port** | Ningbo / Shanghai, China |
| **Shipping Terms** | EXW, FOB, CFR, CIF, etc. |
| **Payment Terms** | T/T, Western Union, PayPal |
| **Warranty** | 18 Months after leaving the factory |
| **Advantage** | OEM / ODM is available |
| **Other Products** | Flange Ball Valve, Gate Valve, Globe Valve, Butterfly Valve, Y Strainer |
---
### **Other Products We Manufacture**
- **Sanitary Valves:** Sanitary Butterfly, Check, Ball, Reversal, Diaphragm, Sample, Safety, Control, Relief Pressure Valves
- **Sanitary Pipe Fittings:** Elbow, Tee, Reducer, Cross, Cap, Hanger, Hose Joint, Unions, Sight Glass, Strainer
- **Industrial Valves:** Ball, Globe, Gate, Check, Butterfly, Angle Seat, Pneumatic, Electric, Y Strainer
- **Industrial Pipe Fittings:** Elbow, Tee, Reducer, Cross, Cap, Hanger, Hose Joint, Unions, Quick Connector
---
### **Product Images**
[Image 1: Cast Stainless Steel Non Return Spring Wafer Check Valve](http://i.bosscdn.com/uploads/8c/ca/d0/570a013b08551e3b2e3414089b.jpg)
[Image 2: Cast Stainless Steel Non Return Spring Wafer Check Valve](http://i.bosscdn.com/uploads/ec/12/0d/2572911a9dbc9f6e5657bb1a3c.jpg)
[Image 3: Cast Stainless Steel Non Return Spring Wafer Check Valve](http://i.bosscdn.com/uploads/f7/64/b6/9c354fcb2df58b919e5b20d2cf.jpg)
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### **Contact Us**
**WENZHOU RST VALVE CO., LTD**
**Address:** No.917, Tianzhong Rd, Yongiang Hi-Tech Park, Wenzhou City, P.R. China
**Mobile:** +86 150 8893 3713
**Fax:** 0086-577-86917828
**Web:** [www.stainlesssteel-valves.com](http://www.stainlesssteel-valves.com)
We specialize in manufacturing high-quality valves and pipe fittings for industrial and sanitary applications. Whether you need standard or custom solutions, we are here to support your needs. Contact us today for more information!
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