VAN MỘT CHIỀU THÉP VMV GS-C25 PN25
VMV CHECK VALVE GS-C25 PN25
VAN MỘT CHIỀU THÉP PN25
Các tên gọi khác: CHECK VALVE VMV PN25, VAN MỘT CHIỀU THÉP VMV PN25, VAN MỘT CHIỀU VMV PN25, VAN MỘT CHIỀU VMV VGS-25, VAN THÉP MỘT CHIỀU VMV GS-C25, VAN THÉP MỘT CHIỀU GS-C25 PN25
Download tài liều: Catalote vmv check valve pn25
Description
Advantage
1.DIN lift check valve is self-sealing valve. The disc can be acted by the flow which can protect against the media flow back.
2.The disc with spring can keep the valve work in any direction.
3.Reasonable structure, reliable sealing, excellent performance and attractive appearance make a VMV valve
Technical specification
- Design standard: DIN 3356
- Face to face dimension: DIN 3202
- Flanged ends: DIN 2543-2545
- Test & inspection: DIN 3230
- Performance specification
| Nominal Pressure | PN | ||
| Test Pressure | Strength test | 1.5PN | MPa |
| Sealing test | 1.1PN | ||
| Gas seal test | 0.6 | ||
| Suitable temp | -196℃~600℃ | ||
Main part materials
| NO. | Part name | Material |
| 1 | Body | GS-C25、1.4301、1.4401 |
| 2 | Seat | 1.4301、Stellite |
| 3 | Disc | 1.4021、1.4301+Stellite |
| 4 | Spring | 1.4301、1.4401 |
| 5 | Copper guide sleeve | Copper alloy、D2、BL2 |
| 6 | Metal gasket | Stainless steel |
| 7 | Cover | GS-25、1.4301、1.4401 |
| 8 | Nut | ASTM 194-2H、A194-8 |
| 9 | Double-headed bolt | ASTM 193-B7、A193-B8 |
Main connection size
| PN 25 | ||||||||
| 15 | 130 | 95 | 65 | 45 | 16 | 2 | 65 | 4-Φ14 |
| 20 | 150 | 105 | 75 | 58 | 18 | 2 | 70 | 4-Φ14 |
| 25 | 160 | 115 | 85 | 68 | 18 | 2 | 80 | 4-Φ14 |
| 32 | 180 | 140 | 100 | 78 | 18 | 2 | 85 | 4-Φ18 |
| 40 | 200 | 150 | 110 | 88 | 18 | 3 | 90 | 4-Φ18 |
| 50 | 230 | 165 | 125 | 102 | 20 | 3 | 95 | 4-Φ18 |
| 65 | 290 | 185 | 145 | 122 | 22 | 3 | 110 | 8-Φ18 |
| 80 | 310 | 200 | 160 | 138 | 24 | 3 | 130 | 8-Φ18 |
| 100 | 350 | 235 | 190 | 162 | 24 | 3 | 155 | 8-Φ22 |
| 125 | 400 | 270 | 220 | 188 | 26 | 3 | 165 | 8-Φ26 |
| 150 | 480 | 300 | 250 | 218 | 28 | 3 | 215 | 8-Φ26 |
| 200 | 600 | 360 | 310 | 278 | 30 | 3 | 280 | 12-Φ26 |
| 250 | 730 | 425 | 370 | 335 | 32 | 3 | 305 | 12-Φ30 |
| 300 | 850 | 485 | 430 | 395 | 34 | 4 | 330 | 16-Φ30 |
| 350 | 980 | 555 | 490 | 450 | 38 | 4 | 390 | 16-Φ33 |
| 400 | 1100 | 620 | 550 | 505 | 40 | 4 | 470 | 16-Φ36 |
