**Product Specifications**
- **Model NO.:** RSTV CV
- **Flow Direction:** Unidirectional
- **Standard:** GB
- **Application:** Industrial, Water, Household
- **Working Pressure:** 150lb / 300lb / 600lb / 900lb / 1500lb
- **Material:** SS304 / 316 / 304L / 316L (CF8 / CF8m / CF3 / CF3m), WCB, WCC
- **Applicable Standard:** API 594, API 6D, and other standards
- **Working Temperature:** -29°C to 425°C (Customizable)
- **Suitable Medium:** Water, Natural Gas, Oil, and Some Corrosive Liquids
- **Inspection & Testing:** According to API 598 / DIN 3230
- **Thread Standard:** ISO 9001 & 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**
This cast stainless steel non-return spring wafer check valve is designed for reliable performance in industrial applications. It is ideal for use in water systems, natural gas pipelines, oil processing, and handling of some corrosive liquids.
**Key Features:**
- Designed according to API 594
- Face-to-face dimension per API 594
- Pressure and temperature rating 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 media: Water, Natural Gas, Oil, and some corrosive liquids
- Seat options: NBR, EPDM, Viton, or Metal
- Investment casting for high-quality construction
- Low pressure drop and friction
- High tightness level
**Technical Data Table**
| Product Name | Cast Stainless Steel Non Return Spring Wafer Check Valve |
|-------------|----------------------------------------------------------|
| 1. Material | WCB / CF8 / CF8M / CF3 / CF3M |
| 2. Size | 1/2" ~ 10" (DN15 ~ DN250) |
| 3. Certificate | ISO9001 & CE |
| 4. Port | Full Port |
| 5. Working Pressure | PN16 ~ PN40 |
| 6. Connection Ends | Wafer |
| 7. Working Temp. | -196°C ~ 550°C |
| 8. Suitable Medium | Water, Natural Gas, Oil, Corrosive Liquid |
| 9. Seal | Metal |
| 10. Locking | Optional |
| 11. Inspection & Testing | According to API 598 |
**Shipment Information**
- **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, etc.
- **Warranty:** 18 Months from factory
- **Advantage:** OEM/ODM available
- **Other Products:** Flange Ball Valve, Gate Valve, Globe Valve, Butterfly Valve, Y Strainer
We also manufacture a wide range of sanitary valves and pipe fittings, including Sanitary Butterfly Valves, Sanitary Ball Valves, Sanitary Elbows, Tees, Reducers, and more.
**Other Products We Manufacture**
- Sanitary Valves: Butterfly, Check, Ball, Reversal, Diaphragm, Sample, Safety, Control, Relief
- Sanitary Pipe Fittings: Elbow, Tee, Reducer, Cross, Cap, Hanger, Unions, Sight Glass, Strainer
- Industry Valves: Ball, Globe, Gate, Check, Butterfly, Angle Seat, Pneumatic, Electric, Y Strainer
- Industry Pipe Fittings: Elbow, Tee, Reducer, Cross, Cap, Hanger, Hose Joint, Quick Connector
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**Contact Us**
**WENZHOU RST VALVE CO., LTD**
**Address:** No. 917, Tianzhong Road, Yongiang Hi-Tech Park, Wenzhou City, China
**Mobile:** +86 150 8893 3713
**Fax:** 0086-577-86917828
**Website:** www.stainlesssteel-valves.com
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*High-quality valves made in China with international standards. Contact us for customized solutions!*
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Xinghan Muzhi Digital Technology (Xuzhou) Co., Ltd. , https://www.steelkingkong.com