HNV Series

6,000 psig(414 bar)

Specification

• Standard seat diameter 4mm
• Optional seat diameter 6mm
• Cv: 0.35 standard
• Maximum standard pressure up to 6,000 psig (414 barg)
• Temperature rating -54C to +538C (-65F to +1000F)
• Port sizes up to 1/2” pipe thread and 1/2”/12mm tube compression ends as standard
• Optional sizes up to 1” pipe, tube and combination ends can be considered

Purpose

Bar stock needle valves are purpose designed valves for operation with any fluid up to 6,000 psig (414 barg) / 10,000 psig (689 barg) rating. Complete with standard PTFE gland packing and self centering non rotational tip, gives the user assurance of total in service sealing security. For gaseous application soft tipped optional seating is available. A wide variety of end connectors are offered for all types of installation. NACE compliant materials and oxygen clean are also available along with an extensive list of materials of construction.

Features

• Rolled spindle operating threads
• Stainless steel construction as standard
• PTFE packing standard, optional graphite
• Alternative tip and materials of construction available
• Self centering non rotating spindle tip for bubble tight shut off
• Colour coded functional identification
• Back stop spindle for blowout prevention, and minimal atmospheric leakage
• Low torque operating T bar handle
• Externally adjustable gland
• Panel and base mount option
• Variety of end connections including integral compression one piece bodies
• Angled versions available（僅6,000 psig系列）
• Firesafe option available to API 607 BS 6755 Part 2（僅6,000 psig系列）
• Dust cap to prevent ingress of contamination to operating thread
• Bonnet locking pin fitted as standard
• Angled flow path (option)（僅6,000 psig系列）