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HEROSE 01252 Instrucciones De Servicio página 29

Válvulas de compuerta para bajas temperaturas

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Operating instructions
4.5
Media
Gases, cryogenic liquefied gases and their gas mixtures, such as:
Name
Ammonia
Argon
Chlorotrifluoromethane
Nitrous oxide
Ethane
Ethylene
Ethylene, acetylene / propylene mix
(with at least 71.5 % ethylene, at the
most 22.5 % acetylene and at the most
6 % propylene)
Helium
Carbon dioxide
Carbon monoxide
Krypton
Air
Methane or natural gas with a high
methane content (LNG)
Neon
Petroleum gases (LPG)
Oxygen
Nitrogen
Trifluoromethane
Hydrogen
Xenon
Remarks
Only with insert bushes made of 1.4571 / 1.4404
Only with medium-wetted components with a copper
content of < 70 %, e.g.: CW614N
Design temperature –255 °C
Design temperature –196 °C
Types with body material 1.4409
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