FprEN ISO 21012
(Main)Cryogenic vessels - Hoses (ISO/FDIS 21012:2024)
Cryogenic vessels - Hoses (ISO/FDIS 21012:2024)
Kryo-Behälter - Schlauchleitungen (ISO/FDIS 21012:2024)
Dieses Dokument legt die Auslegung, den Bau, die Baumuster und Produktionsprüfung sowie Anforderungen hinsichtlich der Kennzeichnung sowohl von nichtisolierten tiefkalten flexiblen Schläuchen als auch isolierten vakuumummantelten Schläuchen fest, die bei der Übertragung tiefkalter Fluide im folgenden Bereich von Betriebsbedingungen verwendet werden:
Arbeitstemperaturbereich: von −270 °C bis +65 °C;
Nennweite (DN): von 10 bis 100.
Anschlussverschraubungen für die Montage von Kupplungen fallen in den Anwendungsbereich dieses Dokuments, die Kupplungen selbst sind jedoch Gegenstand anderer Normen.
Récipients cryogéniques - Tuyaux flexibles (ISO/FDIS 21012:2024)
Kriogene posode - Gibke cevi (ISO/FDIS 21012:2024)
General Information
Relations
Standards Content (Sample)
SLOVENSKI STANDARD
oSIST prEN ISO 21012:2021
01-november-2021
Kriogene posode - Gibke cevi (ISO/DIS 21012:2021)
Cryogenic vessels - Hoses (ISO/DIS 21012:2021)
Kryo-Behälter - Schlauchleitungen (ISO/DIS 21012:2021)
Récipients cryogéniques - Tuyaux flexibles (ISO/DIS 21012:2021)
Ta slovenski standard je istoveten z: prEN ISO 21012
ICS:
23.020.40 Proti mrazu odporne posode Cryogenic vessels
(kriogenske posode)
83.140.40 Gumene cevi Hoses
oSIST prEN ISO 21012:2021 en,fr,de
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.
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oSIST prEN ISO 21012:2021
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oSIST prEN ISO 21012:2021
DRAFT INTERNATIONAL STANDARD
ISO/DIS 21012
ISO/TC 220 Secretariat: AFNOR
Voting begins on: Voting terminates on:
2021-09-17 2021-12-10
Cryogenic vessels — Hoses
Récipients cryogéniques — Tuyaux flexibles
ICS: 83.140.40; 23.020.40
THIS DOCUMENT IS A DRAFT CIRCULATED
This document is circulated as received from the committee secretariat.
FOR COMMENT AND APPROVAL. IT IS
THEREFORE SUBJECT TO CHANGE AND MAY
NOT BE REFERRED TO AS AN INTERNATIONAL
STANDARD UNTIL PUBLISHED AS SUCH.
IN ADDITION TO THEIR EVALUATION AS
ISO/CEN PARALLEL PROCESSING
BEING ACCEPTABLE FOR INDUSTRIAL,
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STANDARDS MAY ON OCCASION HAVE TO
BE CONSIDERED IN THE LIGHT OF THEIR
POTENTIAL TO BECOME STANDARDS TO
WHICH REFERENCE MAY BE MADE IN
Reference number
NATIONAL REGULATIONS.
ISO/DIS 21012:2021(E)
RECIPIENTS OF THIS DRAFT ARE INVITED
TO SUBMIT, WITH THEIR COMMENTS,
NOTIFICATION OF ANY RELEVANT PATENT
RIGHTS OF WHICH THEY ARE AWARE AND TO
©
PROVIDE SUPPORTING DOCUMENTATION. ISO 2021
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oSIST prEN ISO 21012:2021
ISO/DIS 21012:2021(E)
COPYRIGHT PROTECTED DOCUMENT
© ISO 2021
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ii © ISO 2021 – All rights reserved
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oSIST prEN ISO 21012:2021
ISO/DIS 21012:2021(E)
Contents Page
Foreword .iv
1 Scope . 1
2 Normative references . 1
3 Terms and definitions . 1
4 General requirements . 2
4.1 Design and construction . 2
4.2 Materials . 3
4.3 Cleanliness . 3
4.4 Mechanical properties . 4
4.4.1 Burst pressure . 4
4.4.2 Pressure cycles .
...
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