A direct-operated pressure reducing valve for precise downstream steam pressure control across seven selectable set-point ranges. The spring-loaded diaphragm actuator is externally adjustable, and the interchangeable springs allow site recalibration without removing the body from the pipeline.
| Body Material | Grey Cast Iron / Ductile Iron / Cast Steel / Stainless Steel 1.4404 |
|---|---|
| Brand | NORDSTEAM |
| End Connection | Flanged |
| Nominal Diameter | DN 15–100 |
| Nominal Pressure | Up to PN 40 |
| Operating Temperature | Up to 350 °C |
| Product Code | NST-BDV |
• Steam pressure reduction
• Industrial steam mains
• Process plant steam supply
• Boiler-room distribution
KEY FEATURES
• Up to PN40 / 350°C operating conditions
• 7 selectable pressure set-point ranges (0.05–16 bar)
• Linear flow characteristic for precise regulation
• IEC 60534-4 Class I metal-to-metal leakage
• Externally adjustable spring for site tuning
• Interchangeable springs for pressure range changes