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**Product Specifications:**
- **Model No.:** Valve
- **Working Temperature:** Normal Temperature (-40°C < T < 120°C)
- **Seal Surface Material:** Soft Sealed
- **Valve Body:** Cast Iron
- **Application:** Industrial Use, Water Treatment, and Household Applications
- **Material:** Cast Iron
- **Trademark:** Suntex
- **Transport Packaging:** Wooden Crate
- **Specification:** DN50 – DN500
- **Origin:** China
- **HS Code:** 8481804090
**Product Type:** Wafer Butterfly Valve / Lug Butterfly Valve
**Technical Specifications Table:**
| Size | DN50 – DN500 |
|------------|----------------------|
| Rating | PN10 / PN16 |
| Color | Red, Blue, Grey, etc.|
| Design Standard | ISO 5752, API 609, DIN 3202, BS 5155 |
| Suitable Medium | Water, Sewage, Air, etc. |
| Operation Mode | Lever, Worm Gear, Electric Actuator, Pneumatic |
**Material Details:**
- **Body:**
1. Cast Iron - ASTM A126 CL.B / GG25
2. Ductile Iron - ASTM A536 65-45-12 / GGG40
3. Stainless Steel - ASTM A351 CF8 / CF8M
4. Carbon Steel - ASTM A216 WCB
- **Disc:**
1. Ductile Iron - ASTM A536 65-45-12 / GGG40
2. Stainless Steel - ASTM A351 CF8 / CF8M
3. Carbon Steel - ASTM A216 WCB
4. Bronze - ASTM B148 C954
5. Coated - Nylon / PTFE
- **Stem:**
1. Stainless Steel - ASTM A182 410 / 416 / 420 / 431 / 304 / 316
2. Alloy - Monel K500
- **Seat:**
1. EPDM - -15°C to +140°C
2. NBR - -10°C to +80°C
3. VITON - -20°C to +150°C
4. PTFE - -15°C to +120°C
- **Bushing:**
1. PTFE
2. Bronze
- **Taper Pin:**
1. Stainless Steel - ASTM A182 410 / 416 / 420 / 431 / 304 / 316
2. Alloy - Monel K500
- **O-ring:**
1. EPDM
2. NBR
3. VITON
**Product Image:**
This butterfly valve is designed for a wide range of industrial applications, including water treatment, chemical processing, and general fluid control. It offers excellent sealing performance, durability, and compatibility with various media. The valve is available in multiple sizes, pressure ratings, and material options to suit different system requirements. Whether you need a standard wafer or lug-style butterfly valve, this product is a reliable choice for your project.