Ball Valves
NAB Ball Valve Screwed End Full Port
Nickel Aluminium Bronze (NAB) Ball Valve with Screwed End Full Port. 3-Piece Design, BSP Female Thread, Fire-safe qualified. Suitable for fire protection and marine environments.
Applications
Fire ProtectionMarine ApplicationsIndustrial PipingCorrosive Environments
Features & Benefits
Fire-Safe Qualified
API 607 fire-safe qualification ensures reliable performance in fire protection systems and critical applications.
NAB Construction
Manufactured from certified Nickel Aluminium Bronze (ASTM B148 C95800) for superior corrosion resistance.
3-Piece Design
Full port 3-piece construction with blow-out proof stem for maximum flow and safety.
Marine Grade
Suitable for marine environments and fire protection systems with full material traceability.
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Technical Specifications
Valve Type
Ball Valve
Construction
3-Piece Design
Port Type
Full Port
End Connection
Screwed End – BSP Female
Thread Standard
BSP (ISO 228-1)
Design Standard
BS 5351 / API 608
Testing Standard
API 598
Fire Test Standard
API 607 Fire-safe qualification
Pressure Class
Class 150
Operation
Lever Operated
Stem Design
Blow-out Proof
Testing Pressure (kg/cm²)
| Class | Hydro Test – Body | Hydro Test – Seat | Air Test – Seat |
|---|---|---|---|
| 150# | 30 | 22 | 7 |
Dimension Table – Class 150 (Full Port, Screwed End)
| Size (NB) | A (mm) | ØC (mm) | L (mm) | Thread (BSP) | Socket ØD (mm) | E min. (mm) |
|---|---|---|---|---|---|---|
| 15 | 70 | 13 | 155 | 1/2" | 21.7 | 10 |
| 25 | 90 | 25 | 160 | 1" | 33.8 | 13 |
| 50 | 136 | 50 | 178 | 2" | 61.1 | 16 |
Bill of Material
| Part No. | Part Name | Material |
|---|---|---|
| 01 | Body (Centre Piece) | Nickel Aluminium Bronze – ASTM B148 C95800 |
| 02 | Connector / End Piece | Nickel Aluminium Bronze – ASTM B148 C95800 |
| 03 | Ball | Nickel Aluminium Bronze – ASTM B148 C95800 |
| 04 | Stem | Stainless Steel AISI 316 |
| 05 | Gland Nut | Stainless Steel AISI 316 |
| 06 | Gland Bush | Stainless Steel AISI 316 |
| 07 | Lock Nut | Stainless Steel AISI 316 |
| 08 | Seat Ring | PTFE |
| 09 | Stem Seal | PTFE |
| 10 | Body Seal | PTFE |
| 11 | Wrench (Lever) | Carbon Steel |
| 12 | Stop | Stainless Steel AISI 316 |
| 13 | Stopper Pin | Stainless Steel AISI 316 |
| 14 | Stud & Nut | Carbon Steel |
Key Features
- Valves manufactured from certified NAB raw material
- Suitable for fire protection and marine environments
- Material Test Certificate (MTC) provided
- In-house inspection prior to dispatch
- TPI Inspection available (extra at actuals)
- Full material traceability
- API 607 fire-safe qualified