CRYOGENIC
Type 05412 - Check Valve
Cryogenic-Check Valves, PN50 (DN10-25), PN40 (DN32), PN35 (DN40-50)

Bronze body and cap with spring, opening pressure ca. 0.1 bar "cleaned and degreased for oxygen service"


Part No. 05412.X.0008

Complete with brazed copper stubs acc. to DIN EN 12449


Applications:
Approved for air gases, vapours and cryogenic liquefied gases incl. LNG.
Working temperature: -196°C / -321°F (77K) up to +120°C / +248°F (393K)

 
Type 05412 - Check Valve
 

Materials

DIN EN

ASTM

1 Body CC491K B 62 UNS C83600
2 Valve seal PTFE / Carbon filled (25%)
3 Disc CW614N B 283 UNS C38500
4 Spring CW452K B 159 UNS C51900
5 Bonnet gasket PTFE
6 Bolts 1.4301/A2 A 194 B8
7 Cap CC493K B 505 UNS C93200
8 Copper stubs CW024A B 152 UNS C12200

 
Type 05412 - Check Valve
 

Type 05412 - Standard designTechnical data
Nominal size DN1015152025324050
Dimension code.X.10121515151820222528323540425054
Face-to-face dimensionFF360385385385415415420460
HeightH7171717275879595
Outside pipe-ØRA12.015.018.022.028.035.042.054.0
Wall thickness pipea1.01.51.51.51.51.51.52.0
Weightca. kg0.81.11.11.42.02.84.56.5
Kvs-Valuem³/h2.24.34.36.711.512.122.637.1
Cv-Valuegal/min2.65.05.07.813.414.126.343.2
Dimension in mm.
Leakage rates will be provided on request

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