Technical specification
Design standard: DIN 3356
Face to face dimension: DIN 3202
Flanged ends: DIN 2543-2545
Test & inspection: DIN 3230
Application
Hot oil system, steam system, hot and cold water system etc.
Advantage
1. DIN lift check valve is self-sealing valve. The disc can be acted by the flow which can avoid 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.
Main part materials
Part name | Material |
Body | GS-C25、1.4301、1.4408 |
Seat | 1.4301、Stellite |
Disc | 1.4021、1.4301+Stellite |
Spring | 1.4301、1.4401 |
Copper guide sleeve | Copper alloy、D2、BL2 |
Gasket | Stainless steel + Flexible graphite |
Cover | GS-C25、1.4301、1.4408 |
Nut | ASTM 194-2H、A194-8 |
Double-headed bolt | ASTM 193-B7、A193-B8 |