Check Valve DN20(3/4") H72

Article-No.: 05411.2028.0008
Description
cryogenic check valve DN20 PN50
cleaned and degreased for oxygen service
working temperature -196°C up to +120°C
body CC491K bronze
bonnet CC493K bronze
spring CW452K bronze opening pressure appr. 0.1bar
connection bronze union type fitting OD28.0mm
face to face 132mm
height 72mm
seal disc PTFE/25%carbon filled
Leakage rates will be provided on request
More Information
SKU 05411.2028.0008
Solution LNG, Air Gases
Solution Area Transport, Storage, Refueling, Processes
HEROSE Type Reference CR_05411_2
Type (Series) 05411
Maximum allowable temperature -196.0 °C
Maximum allowable temperature 120.0 °C
cleaned for oxygen service ISO 23208
Opening pressure difference 0,1 bar
nominal size DN 20
Nominal pressure PN 50
max. lift 11.5
Kvs-value 6.7 MQH
body material CC491K
CV-Value 7,8 gal/min
China approval TS2700G39-2025
Connection dimension inlet 28
Connection dimension outlet 28
Connection inlet LOETKUGELBUCHSE
Connection outlet LOETKUGELBUCHSE