N / UN Series Needle Valve
The precision made ‘N’ Series, single isolation hand valve utilising metal to metal seat and body to bonnet connection for superior, bubble tight sealing capabilities at both extreme pressures and temperatures. The ‘N’ Series also offers non-rotating hardened tip for extended service life.
OPTIONAL FEATURES
Fire Safe Design
UNI Directional Flow
Servicing Kits
Severe Temp Rating
NACE Approved
PSV8 Approved
Specifications & Ratings
The unique anti-vibration cam locking device at the body bonnet connection is for extra safety. Working pressures are 6,000 psi and 10,000 psi.
Valve Types
Single Isolate
Pressure Rating
6000 - 10,000 psi
Temperature Rating
-40°C up to 230°C
Bore Size
4mm - 8mm
Connection Size
1/4" - 1"
Inlets
- NPT
- BSPP
- BSPT
- Compression Ended (Single & Twin Ferrule)
- Butt Weld
- Socket Weld
Outlets
- NPT
- BSPP
- BSPT
- Compression Ended (Single & Twin Ferrule)
- Butt Weld
- Socket Weld
Handles
- T Bar
- Handwheel
- Lockable
Material Options
Materials of manufacture are 316 SS as standard with other material options available.
Material Construction
- Stainless Steel 316
- Monel
- Duplex
- Super Duplex
- 6Mo
- Titanium
- Hastalloy
- Zirconium
- Inconel
- Incoloy
- Carbon Steel
- Ali Bronze
- Brass
- Other Materials can be made available upon request
Trim Material
- Options available upon request.
Bolting Materials
Not Applicable
Material Traceability
Yes
Testing & Design Standards
All Alco Valves Group products are designed to comply with or exceed internationally recognised products. API 598 approved tested.
Testing Standards
API 598
Design Specifications
MSS SP 99 and others.
Fire Safe Standards
ISO 10497
Relevant Approvals
Customer specifications can be adhered to.
Ready To Go ( RTG )
This valve is readily available off the shelf RTG. 1/4" - 1" in 316 construction.
Founded in 1977 Alco Valves Ltd was incorporated with the express purpose of manufacturing a comprehensive range of technically advanced, precision made, high integrity valve products and accessories.
Alco Valves Group, Armytage Road, Brighouse, HD6 1PT, United Kingdom
