JD745X Pump Control Valve
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MODEL QB1
QB1 Single-Orifice Air Valve
Automatic release of trapped air from water pipelines and high points.
Nominal SizeDN15–DN100
Pressure RatingPN10 / PN16
Body MaterialDuctile Iron
ConnectionFlanged / Threaded
Working MediumWater
Temperature0°C – 80°C
Need a different material or pressure? Send us your project specification.
Product Overview
The QB1 single-orifice air valve is designed to release accumulated air during normal pipeline operation. Final sizing should be confirmed against pipeline diameter, pressure and air-flow requirements.
| Component | Standard Material | Optional Material |
|---|---|---|
| Body / Bonnet | Ductile Iron | Cast Steel |
| Disc | Ductile Iron + EPDM | Stainless Steel |
| Stem | Stainless Steel | SS316 |
| Seal | EPDM | NBR |
Typical Applications
Technical Data
| Model / Series | QB1 |
|---|---|
| Nominal Size | DN15–DN100 |
| Pressure Rating | PN10 / PN16 |
| Body Material | Ductile Iron |
| Connection | Flanged / Threaded |
| Working Medium | Water |
| Temperature Range | 0°C – 80°C |
| Standards | Project specification |
Final dimensions, materials and standards must be confirmed against the approved project data sheet.
Dimensions
Dimensions vary by nominal size. Please request the confirmed dimension sheet for project approval and procurement.
Technical Documents
Product Datasheet · PDFFILE PENDING
Dimension Drawing · PDFFILE PENDING
IOM Manual · PDFFILE PENDING
Typical Applications
Typical uses for this product include:
✓Water Pipelines
✓Pipeline High Points
✓Pump Stations
✓Utility Networks
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