**Product Specifications:**
- **Model No.:** G41X-16Z
- **Function:** Field Bus
- **Usage:** Flow Control
- **Standards:** DIN, GB, ANSI, BSW, JIS
- **Nominal Diameter:** DN50 – DN300
- **Valve Body Material:** Cast Iron or Ductile Iron
- **Maximum Temperature:** 80°C
- **Suitable Medium:** Water, Liquids, Steam
- **Face to Face:** EN558-1
- **Type:** Saunders Diaphragm Valve
- **Ends:** Flanged
- **Valve Usable Position:** Any Position
- **Flange Standards:** EN1092-2, BS4504
- **Testing & Inspection:** API 598
- **Trademark:** DS
- **Packaging:** Wooden Pallet, Plywood Case, etc.
- **Quality Certification:** CE and ISO9001
- **Origin:** Yantai, Shandong, China
- **HS Code:** 8481804090
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**Straight-through Type Diaphragm Valve**
**Description:**
This straight-through diaphragm valve is designed for efficient flow control in various industrial applications. It operates under different pressure ranges depending on the nominal diameter:
- **Working Pressure:**
- DN50–DN125: 1.0 MPa
- DN150–DN200: 0.6 MPa
- DN250–DN300: 0.4 MPa
- **Working Temperature:** NBR: -20°C to +60°C
- **Face to Face:** EN588-1
- **Flange Standards:** EN1092-2, BS4504
- **Testing Standards:** DIN3230, API598
- **Medium Compatibility:** Suitable for solid fluids (cement, clay, cinder, granular fertilizer), fresh water, seawater, and inorganic acids/alkalis.
**Features:**
1. Leaktight even with solids in the fluid line
2. Full straight-through flow path
3. Ideal for sludges, slurries, and viscous media
4. Bidirectional flow capability
5. Isolation of the bonnet from the fluid
6. Easy cleaning with pigs
7. Simple in-line maintenance
**Pressure Ratings:**
- **Nominal Pressure:** 1.6 MPa
- **Sealing Test Pressure:** 1.76 MPa
- **Strength Test Pressure:** 2.4 MPa
- **Operating Temperature:** Up to 80°C
**Materials Used:**
- **Body / Bonnet:** Cast Iron, Ductile Iron
- **Lining:** Rubber (NR)
- **Diaphragm:** Rubber
- **Disc:** Cast Iron, Ductile Iron, Stainless Steel
- **Valve Spindle:** Carbon Steel, Stainless Steel
- **Handwheel:** Iron, Steel
- **Screw Nut:** Copper Alloy
**Parts List:**
1. Body
2. Body Lining
3. Diaphragm
4. Disc
5. Valve Spindle
6. Valve Cap
7. Handwheel
**Structure Characteristics:**
- Low flow resistance
- Long travel compared to weir type valves
- Excellent cut performance and circulation ability
- Can be used in high vacuum equipment
- Corrosion-resistant, suitable for granular media
- Internal lining can be made of plastic, glue, or enamel
**Connection Type:** Flanged
**Size Range:** DN50 – DN300
**Applications:**
This diaphragm valve is widely used in industries such as chemical processing, water treatment, food and beverage, and pharmaceuticals due to its reliability, durability, and adaptability to various media.
**Dimension Table (Units: mm):**
| DN | L | L1 | ΦE | ΦD (EN1092-2) |
|-----|------|------|------|----------------|
| 50 | 194 | 188 | 165 | Φ125 (PN10) |
| 65 | 216 | 222 | 185 | Φ145 (PN10) |
| 80 | 258 | 252 | 198 | Φ160 (PN10) |
| 100 | 309 | 301 | 220 | Φ180 (PN10) |
| 125 | 362 | 354 | 250 | Φ210 (PN10) |
| 150 | 412 | 404 | 283 | Φ240 (PN10) |
| 200 | 527 | 517 | 335 | Φ295 (PN10) |
| 250 | 640 | 630 | 395 | Φ350 (PN16) |
| 300 | 755 | 745 | 445 | Φ400 (PN16) |
*Note: Dimensions may vary slightly based on specific configurations and standards.*
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