NEN ISO 21012 : 2006
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The latest, up-to-date edition.
Provides design, construction, type and production testing, and marking requirements for non-insulated cryogenic flexible hoses used for the transfer of cryogenic fluids within the following range of operating conditions: - working temperature: from -270 degrees C to -65 degrees C; - nominal size (DN): from 10 to 100.
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