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CryogenicBronzeLiftCheckValveDN6DN1000 pages
Bestobell
nnnnCryogenic Valves
nnnnCryogenic Bronze Lift Check Valve
nnnnDN6-DN100 (1/4"-4")
nnnnDescription
nnnnBronze lift check valves with bolted bonnet, integral seat and renewable PTFE
nnnndisc, complete with bronze internals. Available with screwed ends (DN6-DN80)
nnnnor flanged ends (DN65-DN100), the valve is of the cone seat design for drop tight
nnnnshut off. The bolted bonnet allows easy maintenance, even in confined spaces
nnnnwith lower bolting torques required than for the equivalent size union bonnet
nnnnvalve.
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 Connections)
nnnn50 Bar (725 psi) at -196°C to +65°C
nnnnFeatures
nnnn• Unique Bestobell loose flange bolted bonnet design allows
nnnnfor thermal expansion and contraction and eliminates leakage
nnnnat the bonnet gasket
nnnn• PTFE seat to ensure tight shut off at all times
nnnn• Designed and engineered specifically for cryogenic service
nnnn• Full bore
nnnn• Fast/easy maintenance of PTFE components
nnnnTechnical
nnnnLift check valves size range DN6, DN10, DN15, DN20,
nnnnDN25, DN40, DN50, DN 65, DN80 and DN100.
nnnnDesigned and engineered for use with 02, N2, Ar,
nnnnC02, He, Kr, Ne, H2, C2H4 and N20 service.
nnnnISO 9001accreditation - designed and
nnnnmanufactured to ASTM B31.1 and BSEN 1626.
nnnnOptional full material traceability backed by BSEN
nnnn10204 3.1/3.2 certification.
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) 114 278 4974
nnnnsales@bestobellvalves.com
nnnnwww.bestobellvalves.com
nnnnBestobell, President Park, President Way, Sheffield, S4 7UR
nnnnUnited Kingdom
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