VAN MỘT CHIỀU THÉP VMV GS-C25 PN16
VMV CHECK VALVE GS-C25 PN16
VAN MỘT CHIỀU THÉP PN16
Tên gọi liên quan: VAN MỘT CHIỀU THÉP VMV PN16, VAN MỘT CHIỀU THÉP VMV GS-25 PN16, VAN MỘT CHIỀU VMV THÉP PN16, VAN MỘT CHIỀU VMV GS-C25, VAN MỘT CHIỀU VMV THÉP.
Download tài liệu: VMV CHECK VALVE PN16
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 |
