Technical specification
Design standard: DIN 3320
Face to face dimension: DIN 3202
Flanged ends: DIN 2543-2545
Test & inspection: DIN 3230
Technical specification
Design standard: DIN 3320
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
Installed in the commutation of the pipeline to reduce the welding of the pipeline.
| Part name | Material |
| Body | GS-C25、1.4301、1.4401 |
| 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、1.4401 |
| Nut | ASTM 194-2H、A194-8 |
| Double-headed bolt | ASTM 193-B7、A193-B8 |
