EN 15776:2022
(Main)Unfired pressure vessels - Requirements for the design and fabrication of pressure vessels and pressure vessel parts constructed from cast iron with an elongation after fracture equal or less than 15 %
Unfired pressure vessels - Requirements for the design and fabrication of pressure vessels and pressure vessel parts constructed from cast iron with an elongation after fracture equal or less than 15 %
This document specifies requirements for the design, material, manufacturing and testing of cast iron pressure vessels and pressure vessel parts made from materials for which details are specified from the following material standards for specific grades which meet the criterion of an elongation after fracture less than or equal to 15 %:
- EN 1561:2011, Founding - Grey cast irons;
- EN 1563:2018, Founding - Spheroidal graphite cast irons;
- EN 13835:2012, Founding - Austenitic cast irons.
The application of this document is limited to pressure equipment and pressure parts containing a fluid of group 2 (non-hazardous fluid) according to the European legislation for pressure equipment.
Unbefeuerte Druckbehälter - Anforderungen an die Konstruktion und Herstellung von Druckbehältern und Druckbehälterteilen aus Gusseisen mit einer Bruchdehnung von 15 % oder weniger
Dieses Dokument legt die Anforderungen an die Konstruktion, den Werkstoff, die Herstellung sowie die Prüfung von Gusseisen-Druckbehältern und -Druckbehälterteilen aus Werkstoffen fest, für die Einzelheiten in den folgenden Werkstoffnormen für spezifische Werkstoffsorten festgelegt sind, die die Kriterien hinsichtlich einer Bruchdehnung ≤ 15 % erfüllen.
- EN 1561:2011, Gießereiwesen - Gusseisen mit Lamellengraphit;
- EN 1563:2018, Gießereiwesen - Gusseisen mit Kugelgraphit;
- EN 13835:2012, Gießereiwesen - Austenitische Gusseisen.
Die Anwendung dieses Dokuments beschränkt sich auf Druckgeräte und Druckteile, die ein Fluid der Gruppe 2 (nicht gefährliche Flüssigkeit) gemäß der Druckgeräterichtlinie des Europäischen Parlaments enthalten.
Récipients sous pression non soumis à la flamme - Exigences pour la conception et la fabrication des récipients et parties sous pression moulés en fonte à allongement, après rupture, inférieur ou égal à 15 %
Le présent document spécifie les prescriptions relatives à la conception, aux matériaux, à la fabrication et aux essais des récipients sous pression et de leurs parties sous pression fabriqués à l’aide de matériaux pour lesquels les informations fournies sont issues des normes de matériau suivantes pour des nuances spécifiques remplissant le critère d’un allongement après rupture inférieur ou égal à 15 % :
- EN 1561:2011, Fonderie - Fonte à graphite lamellaire ;
- EN 1563:2018, Fonderie - Fonte à graphite sphéroïdal ;
- EN 13835:2012, Fonderie - Fontes austénitiques.
L’application du présent document est limité aux équipements sous presssion et aux parties sous pression contenant un fluide du groupe 2 (fluide non-dangereux) conformément à la législation Européenne des équipements sous presssion.
Nekurjene tlačne posode - Zahteve za konstruiranje in izdelavo tlačnih posod in njihovih delov iz litega železa z raztezkom ob porušitvi, enakim ali manjšim kot 15 %
Ta evropski standard določa zahteve za konstruiranje, materiale, izdelavo in preskušanje tlačnih posod in njihovih delov iz materialov, katerih podrobnosti so opredeljene na podlagi naslednjih standardov za materiale za posebne ocene, ki izpolnjujejo merilo raztezka ob porušitvi, enakega ali manjšega kot 15 %:
– EN 1561, Livarstvo – Siva litina;
– EN 1563, Livarstvo – (Siva) litina s kroglastim grafitom;
– EN 13835, Livarstvo – Avstenitna siva litina.
Dovoljena vsebina posode ali tlačnega dela je le tekočina skupine 2 v skladu z Direktivo 97/23/ES.
General Information
Relations
Standards Content (Sample)
SLOVENSKI STANDARD
01-september-2022
Nadomešča:
SIST EN 15776:2011+A1:2016
Nekurjene tlačne posode - Zahteve za konstruiranje in izdelavo tlačnih posod in
njihovih delov iz litega železa z raztezkom ob porušitvi, enakim ali manjšim kot 15
%
Unfired pressure vessels - Requirements for the design and fabrication of pressure
vessels and pressure vessel parts constructed from cast iron with an elongation after
fracture equal or less than 15 %
Unbefeuerte Druckbehälter - Anforderungen an die Konstruktion und Herstellung von
Druckbehältern und Druckbehälterteilen aus Gusseisen mit einer Bruchdehnung von 15
% oder weniger
Récipients sous pression non soumis à la flamme - Exigences pour la conception et la
fabrication des récipients et parties sous pression moulés en fonte à allongement, après
rupture, inférieur ou égal à 15 %
Ta slovenski standard je istoveten z: EN 15776:2022
ICS:
23.020.32 Tlačne posode Pressure vessels
77.140.80 Železni in jekleni ulitki Iron and steel castings
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.
EN 15776
EUROPEAN STANDARD
NORME EUROPÉENNE
July 2022
EUROPÄISCHE NORM
ICS 23.020.30 Supersedes EN 15776:2011+A1:2015
English Version
Unfired pressure vessels - Requirements for the design
and fabrication of pressure vessels and pressure vessel
parts constructed from cast iron with an elongation after
fracture equal or less than 15 %
Récipients sous pression non soumis à la flamme - Unbefeuerte Druckbehälter - Anforderungen an die
Exigences pour la conception et la fabrication des Konstruktion und Herstellung von Druckbehältern und
récipients et parties sous pression moulés en fonte à Druckbehälterteilen aus Gusseisen mit einer
allongement, après rupture, inférieur ou égal à 15 % Bruchdehnung von 15 % oder weniger
This European Standard was approved by CEN on 6 May 2020.
CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this
European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references
concerning such national standards may be obtained on application to the CEN-CENELEC Management Centre or to any CEN
member.
This European Standard exists in three official versions (English, French, German). A version in any other language made by
translation under the responsibility of a CEN member into its own language and notified to the CEN-CENELEC Management
Centre has the same status as the official versions.
CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia,
Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway,
Poland, Portugal, Republic of North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and
United Kingdom.
EUROPEAN COMMITTEE FOR STANDARDIZATION
COMITÉ EUROPÉEN DE NORMALISATION
EUROPÄISCHES KOMITEE FÜR NORMUNG
CEN-CENELEC Management Centre: Rue de la Science 23, B-1040 Brussels
© 2022 CEN All rights of exploitation in any form and by any means reserved Ref. No. EN 15776:2022 E
worldwide for CEN national Members.
Contents Page
European foreword . 4
Introduction . 5
1 Scope . 6
2 Normative references . 6
3 Terms, definitions, units and symbols . 7
3.1 Terms and definitions . 7
3.2 Symbols . 9
3.3 Inter relation of thicknesses definitions (EN 13445-6:2021) . 11
4 Materials, limitations and service conditions. 11
4.1 Materials and limitations on temperature, maximum allowable pressure and energy
content . 11
4.2 Cyclic loading . 13
5 Design requirements . 14
5.1 Design principle . 14
5.2 Conceptual design and construction drawings . 15
5.3 Static loading . 15
5.3.1 General . 15
5.3.2 Design by formula (DBF) . 15
5.3.3 Design by analysis (DBA). 16
5.3.4 Design by experiment (DBE) . 16
5.4 Temperature reduction factor . 16
5.5 Wall thickness correction factor . 16
5.6 Design for external pressure . 17
5.7 Testing conditions . 17
5.8 Design methods . 17
5.8.1 General . 17
5.8.2 Static loading . 17
5.8.3 Dynamic loading . 20
5.9 Construction details . 25
5.9.1 Reinforcement of openings in cylinders, flat ends, dished ends, etc. . 25
5.9.2 Fillet radius . 25
5.9.3 Dished cover . 26
5.10 Technical documentation . 26
5.10.1 General . 26
5.10.2 Information to be contained in the technical documentation . 26
5.10.3 Test reports . 28
5.10.4 Design review . 28
6 Founding, material and casting testing . 29
6.1 Founding . 29
6.1.1 General . 29
6.1.2 Welding . 29
6.2 Material testing . 29
6.2.1 General . 29
6.2.2 Frequency and number of tests . 29
6.2.3 Inspection documents . 30
6.3 Casting testing . 30
6.3.1 General . 30
6.3.2 Surface imperfections . 30
6.3.3 Cracks, laps, cold shot and non-fused chaplets . 30
6.3.4 Ultrasonic testing and/or sectioning . 30
6.3.5 Liquid penetrant testing . 31
6.3.6 Surface roughness . 31
6.3.7 Minimum wall thickness . 31
6.3.8 Wall thickness tolerances . 31
6.3.9 Other dimensions . 31
6.3.10 Qualification of testing personnel . 31
7 Final assessment . 31
7.1 General . 31
7.2 Hydraulic test pressure . 31
8 Pressure vessels assembled of a combination of parts in different materials . 32
9 Marking and documentation . 32
9.1 Marking of castings . 32
9.2 Name plate for the complete pressure vessel . 32
9.3 Documentation . 32
Annex A (informative) Technical data for design calculations . 33
Annex B (informative) Recommendations for in-service validation and inspection . 36
B.1 Purpose . 36
B.2 Tests during operation . 36
Annex C (informative) Examples of fatigue design curves . 37
Annex ZA (informative) Relationship between this European standard and the essential
requirements of Directive 2014/68 EU aimed to be covered . 40
Bibliography . 41
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