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CyogenicStainlessSteelGateValveDN400 pages
Bestobell
nnnnCryogenic Valves
nnnnCryogenic Stainless Steel Gate Valve
nnnnBolted Bonnet - Extended Spindle
nnnnDN40 {VÁ")
nnnnDescription
nnnnStainless Steel extended spindle gate valve with bolted bonnet, integral soft
nnnnseat and bronze internals. Available with butt weld ends, the valve has a wedge
nnnnseat design for tight shut off designed to seal on downstream seat only in order
nnnnto prevent liquid lock. The bolted bonnet allows for simple site maintenance,
nnnnwith easy access to the serviceable parts of the valve.
nnnnAll valves are degreased for oxygen duty, assembled in clean room conditions
nnnnand pressure tested prior to despatch.
nnnnMaximum Working Pressure (MWP)
nnnn(Subject to end connection)
nnnn40 bar (580 psi) at -196°C to +65°C
nnnnBody Strength Test 1.5xWP = 60 Bar (870 psi)
nnnnFeatures
nnnn• Unique Bestobell loose flange bolted bonnet design allows for thermal
nnnnexpansion and contraction and eliminates leakage at the bonnet gasket
nnnn• Precision investment cast body - smooth surface finish
nnnn• Lapped seat and PTFE seal ensure tight shut off at all times
nnnn• Lightweight design gives excellent thermal characteristics
nnnn• Anti-blow out spindle and one-piece high strength stem design for operator
nnnnsafety
nnnn• Long life, low torque stem thread
nnnn• Screwed and welded high strength extension tube and bonnet joints.
nnnn• Lightweight ergonomie handwheel
nnnn• Quick removal of head works allows fast/easy maintenance
nnnn• 316 Stainless Steel construction with bronze internal components
nnnnTechnical
nnnnManual Gate Valves with bolted bonnet, extended
nnnnbonnet, butt weld ends and PTFE seals. Actuated
nnnnvalves available.
nnnnISO 9001 accreditation - design and manufacture
nnnnto ASTM B31.3&BSEN1626.
nnnnOptional full material traceability backed by BSEN
nnnn10204 3.1 / 3.2 Certification.
nnnnDesigned and engineered for use with 02, N2, Ar,
nnnnC02, He, Kr, Ne, H2, C2H4 and N20 service
nnnnC € Marking according to Pressure Equipment
nnnnDirective 97/23/EC.
nnnnTT Marking to Directive 99/36/EC only on written
nnnnrequest complete with purchase order.
nnnnFor other options please contact us.
nnnnT+44(0) 114 224 0000
nnnnF+44(0) 114 2784974
nnnnsales@bestobellvalves.com
nnnnwww.bestobellvalves.com
nnnnBestobell, President Park, President Way, Sheffield, S4 7UR
nnnnUnited Kingdom
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