Tengs Valve International Limited
Tengs Valve International Limited Cast Steel, Forged Steel, Industrial Valves And Strainers
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Din Cast Carbon Steel Flanged Swing Check Valve WCB GS-C25 PN16 One Way NRVs H44H
Quick Details:
1. Type: Din Flanged Swing Check Valve
2. Bonnet Type:
Bolted Bonnet
3. Disc Type: Swing Disc
4. Size Range: Dn15 - Dn600
5. Pressure Ratings: Pn16
6. End Connections: Flanged
7. Materials: Cast Steel in GS-C25, WCB
8. Various trim materials available to suit service conditions
9. NACE MR 0175
Standards
| Design & Manufacture | DIN 3840 |
| Face to Face Dimension | DIN 3202 |
| Flange Ends Dimension | DIN 2543, DIN 2544, DIN 2545, DIN 2546, DIN 2548, BS EN 1092-1 |
| Test & Inspection | DIN 3230 |
Features:
1. Generally
Bolted Bonnet; Swing Disc; Metallic Seating Surfaces
2. Body and Bonnet Connection
Bolted bonnet
3. Cover Gasket Style
Stainless steel + flexible graphite wounded gasket
Metal gasket
Metal ring gasket
4. Seat
For carbon steel check valve, the seat is usually forged steel. The seat sealing surface may be spray-welded with hard alloy if specified by the customer. For Stainless steel check valve, integrai seat is usually adopted, or it can be machined integrally after hard alloy welded. The threaded or welded type seat is also optional for stain less steel check valve if being requested by the customer.
Descriptions:
1. Din Carbon Steel Swing Check Valve Parts and Material List:
| Part Name | Material | |||
| CS/ Trim 1 | CS/ Trim 8 | CS/ Trim 5 | ||
| 1 | Body | DIN 17245 GS-25 + CR13 | DIN 17245 GS-C25 + STL | DIN 17245 GS-C25 + STL |
| 2 | Disc | DIN 17245 GS-C25 + CR13 | DIN 17245 GS-C25 + CR13 | DIN 17245 GS-C25 + STL |
| 3 | Arm | DIN 17245 GS-C25 | DIN 17245 GS-C25 | DIN 17245 GS-C25 |
| 4 | Nut | ASTM A194 2H | ASTM A194 2H | ASTM A194 2H |
| 5 | Pin | ASTMA182F6a | ASTMA182 F6A | ASTMA182F6a |
| 6 | Nut | ASTM A194 2H | ASTM A194 2H | ASTM A194 2H |
| 7 | Bolt | ASTM A194 B7 | ASTM A194 B7 | ASTM A194 B7 |
| 8 | Gasket | SS Spiral Wound W/^aphitc, or SS Spiral Wound W/PTFE, or Reinforced PTFE | ||
| 9 | Cover | DIN 17245 GS-C25 | DIN 17245 GS-C25 | DIN 17245 GS-C25 |
3. Main Dimensions for Pn16 Swing Check Valve:
| PN | DN (mm) | Dimensions(mm) | Weight (kg) | |
| L | H | |||
| 16 | 50 | 230 | 165 | 23 |
| 65 | 290 | 180 | 28 | |
| 80 | 310 | 190 | 35 | |
| 100 | 350 | 208 | 40 | |
| 150 | 480 | 270 | 81 | |
| 200 | 600 | 295 | 96 | |
| 250 | 730 | 337 | 175 | |
| 300 | 850 | 386 | 265 | |
| 350 | 980 | 430 | 364 | |
| 400 | 1100 | 475 | 495 | |
| 500 | 1250 | 565 | 590 | |