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- Robust design made of forged steel.
- Extremely robust material with a very dense, homogenous and fine-grained microstructure enables the valve to withstand high stresses.
- Ideal for very high pressures and temperatures.
- Brazilian Portuguese
- FunctionPrevent backflow
- Connection typeButt weld ends, Socket weld ends
- Casing materialLEGIERTER EDELSTAHL, 16MO3, GS-12CRMO9-10
- Nominal pressurePN 320, PN 400, PN 500
- Max. nominal sizeDN 50
- Min. nominal sizeDN 10
- Max. allowed fluid temperature580 °C
- Min. allowed fluid temperature-10 °C