CYROGENIC BUTT-WELDED NEEDLE VALVE

Category: Cryogenic Valves
Features
• Design assessed & Approved by major IACS soceity ( BV /ABS / CCS / DNV )
• Compact design for instrumentation at -196°C
• Butt weld end as per std ASME B16.25
• NPT Threads as per ANSI Std B1.20.1
• Design & Testing as per std BS 6364:1984
• Welding process qualified to BVPC SEC VIII
• Stainless Steel construction with extended Bonnet Type
• Non rotating Tip for long life and self-centering
• Metal to metal seat for bubble tight positive shut off
• Low torque operating hand valve
• Re adjustable packing method for long life of seal
• Dust cap to protect from contamination
• Metal back seat to avoid stem blowout during operation
• Packing below thread to avoid lubricant washout
Size
1/2” to 2” ( DN10 To DN50 )
Materials
ASTM A182 / A479 - SS 316 / 316L
Gland packing
PCTFE ( KEL-F ) & PTFE
Working Temperature
-196°C to +95°C ( -320.8°F To +203°F )
Testing
100% Hydro testing performed as per Std BS EN 12266-1
Cryogenic Testing @ -196°C as per std BS6364:1984
3rd Party approval option available
Ansi Class
ANSI Class: 150# / 300#
Inlet
Flanged end / Butt Welded end / Screwed end / Socket Welded end
Outlet
Flanged end / Butt Welded end / Screwed end / Socket Welded end