NRS Metal Seated Gate Valve
The Blaze BT 1403 NRS Metal Seated Gate Valve is a robust and reliable isolation valve designed for high-performance applications in water supply, wastewater, and industrial systems. Featuring a non-rising stem (NRS) design and a durable metal-to-metal seating arrangement, this valve is ideal for demanding environments where resilient seats are not suitable. Designed in accordance with BS 5150, it ensures long-term service and minimal maintenance.
| DN mm inch | 50 | 65 | 80 | 100 | 125 | 150 | 200 | 250 | 300 | 350 | 400 | 450 | 500 | 600 |
| 2 | 2-1/2 | 3 | 4 | 5 | 6 | 8 | 10 | 12 | 14 | 16 | 18 | 20 | 24 | |
| L | 178 | 190 | 203 | 229 | 254 | 267 | 292 | 330 | 356 | 381 | 406 | 432 | 457 | 508 |
| H | 253 | 295 | 356 | 411 | 489 | 563 | 704 | 865 | 995 | 850 | 940 | 1039 | 1134 | 1280 |
| D | 160 | 160 | 200 | 200 | 250 | 250 | 280 | 370 | 370 | 460 | 460 | 460 | 640 | 900 |
- Water distribution and transmission pipelines
- Wastewater treatment plants
- Pumping stations and utility services
- Fire protection systems (where metal seat is required)
- Industrial process water systems
- Municipal and infrastructure water networks
Description
- Non-rising stem (NRS) design for space-efficient installations
- Metal seated wedge for high durability and wear resistance
- Compliant with BS 5150 design standard Full bore design to reduce pressure loss
- Epoxy blue coating (RAL 5015) for corrosion protection
- Flanged connection to PN 16 standard for compatibility
- Suitable for underground and aboveground installations
- Manual and actuator-operated options available
Additional information
| Design Standard | BS 5150 |
|---|---|
| Working Pressure | 16 Bar |
| Flange Connection | BS EN 1092-2 PN 16 |
| Coating | Blue Fusion Bonded Epoxy (FBE) coating applied internally and externally for enhanced corrosion protection (RAL 5015) |
| Body Type | Non-Rising Stem (NRS) |
| Model Number | BT 1403 |
| Size Range | 2" to 24" (DN50 to DN600) |
| Seat Type | Metal seated wedge |
| Medium | Water, wastewater, and neutral liquids |
| Operation | Manual (handwheel/gearbox), with electric actuator option |
