SIST EN 13445-6:2002/A3:2009

Unfired pressure vessels - Part 6: Requirements for the design and fabrication of pressure vessels and pressure parts constructed from spheroidal graphite cast iron

Amendment to Annex D

Unbefeuerte Druckbehälter - Teil 6: Anforderungen an die Konstruktion und Herstellung von Druckbehältern und Druckbehälterteilen aus Gusseisen mit Kugelgraphit

Récipients sous pression non soumis a la flamme - Partie 6: Exigences pour la conception et la fabrication des récipients sous pression et des parties sous pression moulés en fonte a graphite sphéroidal

Neogrevane tlačne posode - 6. del: Zahteve za konstruiranje in proizvodnjo tlačnih posod in tlačnih delov posode iz nodularne litine

General Information

• Status: Withdrawn
• Public Enquiry End Date: 19-Oct-2007
• Publication Date: 23-Feb-2009
• Withdrawal Date: 17-Oct-2010
• ICS: 23.020.32 - Pressure vessels
• ICS: 77.140.01 - Iron and steel products in general
• Technical Committee: TLP - Pressure vessels
• Current Stage: 9900 - Withdrawal (Adopted Project)
• Start Date: 15-Oct-2010
• Due Date: 07-Nov-2010
• Completion Date: 18-Oct-2010
• Directive: 97/23/EC - Directive 97/23/EC of the European Parliament and of the Council of 29 May 1997 on the approximation of the laws of the Member States concerning pressure equipment
• Mandate: M/071 - Mandate to CEN for standardization in the field of Pressure equipment
• Ref Project: EN 13445-6:2002/A3:2008 - Unfired pressure vessels - Part 6: Requirements for the design and fabrication of pressure vessels and pressure parts constructed from spheroidal graphite cast iron

Relations

• Replaced By: SIST EN 13445-6:2009 - Unfired pressure vessels - Part 6: Requirements for the design and fabrication of pressure vessels and pressure parts constructed from spheroidal graphite cast iron
• Effective Date: 08-Jun-2022
• Amends: SIST EN 13445-6:2002 - Unfired pressure vessels - Part 6: Requirements for the design and fabrication of pressure vessels and pressure parts constructed from spheroidal graphite cast iron
• Effective Date: 01-Apr-2009
• Replaced By: SIST EN 13445-6:2009 - Unfired pressure vessels - Part 6: Requirements for the design and fabrication of pressure vessels and pressure parts constructed from spheroidal graphite cast iron
• Effective Date: 01-Dec-2010
• Amends: SIST EN 13445-6:2002 - Unfired pressure vessels - Part 6: Requirements for the design and fabrication of pressure vessels and pressure parts constructed from spheroidal graphite cast iron
• Effective Date: 08-Jun-2022

Standards Content (Sample)

SLOVENSKI STANDARD
SIST EN 13445-6:2002/A3:2009
01-april-2009
1HRJUHYDQHWODþQHSRVRGHGHO=DKWHYH]DNRQVWUXLUDQMHLQSURL]YRGQMRWODþQLK
SRVRGLQWODþQLKGHORYSRVRGHL]QRGXODUQHOLWLQH
Unfired pressure vessels - Part 6: Requirements for the design and fabrication of
pressure vessels and pressure parts constructed from spheroidal graphite cast iron
Unbefeuerte Druckbehälter - Teil 6: Anforderungen an die Konstruktion und Herstellung
von Druckbehältern und Druckbehälterteilen aus Gusseisen mit Kugelgraphit
Récipients sous pression non soumis a la flamme - Partie 6: Exigences pour la
conception et la fabrication des récipients sous pression et des parties sous pression
moulés en fonte a graphite sphéroidal
Ta slovenski standard je istoveten z: EN 13445-6:2002/A3:2008
ICS:
23.020.30 7ODþQHSRVRGHSOLQVNH Pressure vessels, gas
MHNOHQNH cylinders
SIST EN 13445-6:2002/A3:2009 en,fr,de
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

---------------------- Page: 1 ----------------------

SIST EN 13445-6:2002/A3:2009

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SIST EN 13445-6:2002/A3:2009
EUROPEAN STANDARD
EN 13445-6:2002/A3
NORME EUROPÉENNE
EUROPÄISCHE NORM
November 2008
ICS 23.020.30

English Version
Unfired pressure vessels - Part 6: Requirements for the design
and fabrication of pressure vessels and pressure parts
constructed from spheroidal graphite cast iron
Récipients sous pression non soumis à la flamme - Partie Unbefeuerte Druckbehälter - Teil 6: Anforderungen an die
6: Exigences pour la conception et la fabrication des Konstruktion und Herstellung von Druckbehältern und
récipients sous pression et des parties sous pression Druckbehälterteilen aus Gusseisen mit Kugelgraphit
moulés en fonte à graphite sphéroïdal
This amendment A3 modifies the European Standard EN 13445-6:2002; it was approved by CEN on 9 August 2008.
CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for inclusion of this
amendment into the relevant national standard without any alteration. Up-to-date lists and bibliographical references concerning such
national standards may be obtained on application to the CEN Management Centre or to any CEN member.
This amendment 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 Management Centre has the same status as the official
versions.
CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Cyprus, Czech Republic, Denmark, Estonia, Finland,
France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal,
Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom.
EUROPEAN COMMITTEE FOR STANDARDIZATION
COMITÉ EUROPÉEN DE NORMALISATION
EUROPÄISCHES KOMITEE FÜR NORMUNG
Management Centre: rue de Stassart, 36  B-1050 Brussels
© 2008 CEN All rights of exploitation in any form and by any means reserved Ref. No. EN 13445-6:2002/A3:2008: E
worldwide for CEN national Members.

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SIST EN 13445-6:2002/A3:2009
EN 13445-6:2002/A3:2008 (E)
Contents Page
Foreword .3
2 Normative references .4
3 Terms, definitions, units and symbols .5
4 Service conditions .5
5 Requirements .5
5.1 Materials .5
5.2 Design .6
6 Material testing .6
7 Testing and final assessment .7
Annex D (normative) Assessment of fatigue life .8
D.5 General .8
D.6 Simplified fatigue assessment .8
D.7 Detailed fatigue assessment . 13
Annex H (normative) Experimental cyclic pressure testing procedure . 14
H.4 Allowable number of cycles . 14
Bibliography . 16

2

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SIST EN 13445-6:2002/A3:2009
EN 13445-6:2002/A3:2008 (E)
Foreword
This document (EN 13445-6:2002/A3:2008) has been prepared by Technical Committee CEN/TC 54 “Unfired
pressure vessels”, the secretariat of which is held by BSI.
This Amendment to the European Standard EN 13445-6:2002 shall be given the status of a national standard,
either by publication of an identical text or by endorsement, at the latest by May 2009, and conflicting national
standards shall be withdrawn at the latest by May 2009.
Attention is drawn to the possibility that some of the elements of this document may be the subject of patent
rights. CEN [and/or CENELEC] shall not be held responsible for identifying any or all such patent rights.
This document has been prepared under a mandate given to CEN by the European Commission and the
European Free Trade Association, and supports essential requirements of EC Directive(s).
For relationship with EC Directive(s), see informative Annex ZA, which is an integral part of this document.
This document includes the text of the amendment itself. The corrected pages of EN 13445-6 will be delivered
as issue 33 of the standard.
According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following
countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Cyprus, Czech
Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia,
Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain,
Sweden, Switzerland and the United Kingdom.


3

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SIST EN 13445-6:2002/A3:2009
EN 13445-6:2002/A3:2008 (E)
2 Normative references
Update the following normative references:
EN 764-5:2002, Pressure equipment — Part 5: Compliance and Inspection Documentation of Materials
EN 1563:1997, Founding — Spheroidal graphite cast irons (and Amendments A1:2002, A2:2005)
EN 12680-3:2003, Founding — Ultrasonic examination — Part 3: Spheroidal graphite cast iron castings
EN 12681:2003, Founding — Radiographic examination
EN 13835:2002, Founding - Austenitic cast irons (and Amendment A1:2006)

Delete the normative reference for ISO 8062 and replace with the following:
EN ISO 8062-1:2007, Geometrical product specifications (GPS) - Dimensional and geometrical tolerances for
moulded parts - Part 1: Vocabulary (ISO 8062-1:2007)
EN ISO 8062-3:2007, Geometrical product specifications (GPS) - Dimensional and geometrical tolerances for
moulded parts - Part 3: General dimensional and geometrical tolerances and machining allowances for
castings (ISO 8062-3:2007)
4

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SIST EN 13445-6:2002/A3:2009
EN 13445-6:2002/A3:2008 (E)
3 Terms, definitions, units and symbols
Replace the following symbols in Table 3.3.1:
Table 3.3-1 – Symbols
c
Corrosion allowance mm
f Nominal design stress N/mm²
TS TS Minimum / maximum allowable temperature °C
min , max
  Temperature factor dimensionless
C
T

C Testing factor dimensionless
Q
n
 Factor depending on shape of shell dimensionless
S  Safety factor dimensionless
γ  Partial safety factor dimensionless
R
δ Casting tolerance mm

ε
Extra thickness due to casting process mm
ν  Poisson’s ratio dimensionless
4 Service conditions
Delete the word "concentration" from the first paragraph of 4.1, from Table 4.1-1and from NOTE 2 of Table
4.1-1:
5 Requirements
5.1 Materials
Replace the bullet points below Table 5.1-2:
• mean value from 3 tests 12 J for e ≤ 60 mm;
act
• 10 J for 60 mm ≤ e ≤ 200 mm;
act
• individual value 9 J for e ≤ 60 mm and 7 J for 60 mm ≤ e ≤ 200 mm.
act act
5

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SIST EN 13445-6:2002/A3:2009
EN 13445-6:2002/A3:2008 (E)
5.2 Design
Correct in the first paragraph of 5.2.2.1.5 “5.2.3” in “5.2.2.1.6”.
Replace equation 5.2-1:
1
n
 
S ⋅PS ⋅R
m(3)
 
e =e ⋅ (5-1)
a act
 
P ⋅R ⋅C ⋅C ⋅C
b,act p0,2 Q T e
 
Renumber Equation (5.2-2) as (5-2).
Renumber Equations (5.2-4) and (5.2-5) as (5-3) and (5-4).
Replace clause 5.2.2.1.8:
5.2.2.1.8 Simplified fatigue assessment (SFA)
A simplified fatigue assessment will return a value of maximum allowable number of equivalent pressure
fluctuations under service conditions. The assessment shall be performed according to Annex D.
A maximum stress factor of 3 is pre-supposed, unless for construction details as limited in Table D.1A where
equal or lower values than 3 may be used.
NOTE This Table D.1A may also be used for other metallic castings than spheroidal graphite cast iron (e.g. cast
steel, cast aluminium and so on).
Replace equation 5.2-1:
1
n
 S ⋅PS ⋅R 
m(3)
 
e =e ⋅
a act
 
P ⋅R ⋅C ⋅C ⋅C
b,act p0,2 Q T e
 

Replace the third paragraph of 5.2.2.1.10:
Cyclic loading shall be in accordance with EN 13445-3:2002, Clause 5.3.
Replace in Table 5.2-1 “Safety factor SF” by “Safety factor S”

Replace equation 5.2-11:
f = R ⋅C ⋅C
p0,2 /T Q e
...

SLOVENSKI STANDARD
SIST EN 13445-6:2002/oprA3:2007
01-september-2007
1HRJUHYDQHWODþQHSRVRGHGHO=DKWHYH]DNRQVWUXLUDQMHLQSURL]YRGQMRWODþQLK
SRVRGLQWODþQLKGHORYSRVRGHL]VLYHOLWLQHVNURJODVWLPJUDILWRP
Unfired pressure vessels - Part 6: Requirements for the design and fabrication of
pressure vessels and pressure parts constructed from spheroidal graphite cast iron
Unbefeuerte Druckbehälter - Teil 6: Anforderungen an die Konstruktion und Herstellung
von Druckbehältern und Druckbehälterteilen aus Gusseisen mit Kugelgraphit
Récipients sous pression non soumis a la flamme - Partie 6: Exigences pour la
conception et la fabrication des récipients sous pression et des parties sous pression
moulés en fonte a graphite sphéroidal
Ta slovenski standard je istoveten z: EN 13445-6:2002/prA3
ICS:
23.020.30 7ODþQHSRVRGHSOLQVNH Pressure vessels, gas
MHNOHQNH cylinders
SIST EN 13445-6:2002/oprA3:2007 en
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

---------------------- Page: 1 ----------------------

EUROPEAN STANDARD
DRAFT
EN 13445-6:2002
NORME EUROPÉENNE
EUROPÄISCHE NORM
prA3
May 2007
ICS

English Version
Unfired pressure vessels - Part 6: Requirements for the design
and fabrication of pressure vessels and pressure parts
constructed from spheroidal graphite cast iron
Récipients sous pression non soumis à la flamme - Partie Unbefeuerte Druckbehälter - Teil 6: Anforderungen an die
6: Exigences pour la conception et la fabrication des Konstruktion und Herstellung von Druckbehältern und
récipients sous pression et des parties sous pression Druckbehälterteilen aus Gusseisen mit Kugelgraphit
moulés en fonte à graphite sphéroïdal
This draft amendment is submitted to CEN members for enquiry. It has been drawn up by the Technical Committee CEN/TC 54.
This draft amendment A3, if approved, will modify the European Standard EN 13445-6:2002. If this draft becomes an amendment, CEN
members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for inclusion of this amendment
into the relevant national standard without any alteration.
This draft amendment was established by CEN 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 Management Centre has the same
status as the official versions.
CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Cyprus, Czech Republic, Denmark, Estonia, Finland,
France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal,
Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom.
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.
Warning : This document is not a European Standard. It is distributed for review and comments. It is subject to change without notice and
shall not be referred to as a European Standard.
EUROPEAN COMMITTEE FOR STANDARDIZATION
COMITÉ EUROPÉEN DE NORMALISATION
EUROPÄISCHES KOMITEE FÜR NORMUNG
Management Centre: rue de Stassart, 36  B-1050 Brussels
© 2007 CEN All rights of exploitation in any form and by any means reserved Ref. No. EN 13445-6:2002/prA3:2007: E
worldwide for CEN national Members.

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EN 13445-6:2002/prA3:2007 (E)
Contents Page
Foreword.3
5 Requirements.4
7 Testing and final assessment.4
Annex D (normative) Assessment of fatigue life .5
D.6.1 Pseudo-elastic stress range.5
D.6.3 Fatigue design curves.5
D.7.2 Corrections to stress range.9
D.7.3 Fatigue design curves.10
Annex ZA (informative) Relationship between this European Standard and the essential
requirements of the EU Directive 97/23/EC.11

2

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EN 13445-6:2002/prA3:2007 (E)
Foreword
This document (EN 13445-6:2002/prA3:2007) has been prepared by Technical Committee CEN/TC 54
“Unfired pressure vessels”, the secretariat of which is held by BSI.
This document is currently submitted to the CEN Enquiry.
This document has been prepared under a mandate given to CEN by the European Commission and the
European Free Trade Association, and supports essential requirements of EU Directive(s).
For relationship with EU Directive(s), see informative Annex ZA, B, C or D, which is an integral part of this
document.
This document includes the text of the amendment itself. The corrected pages of EN 13445-6 will be delivered
as issue xx of the standard.
3

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EN 13445-6:2002/prA3:2007 (E)
5 Requirements
Replace 5.2.2.1.8 with the following:
5.2.2.1.8 Simplified fatigue assessment (SFA)
A simplified fatigue assessment will return a value of maximum allowable number of equivalent pressure
fluctuations under service conditions. The assessment shall be performed according to Annex D.
A maximum stress concentration factor of 3 is pre-supposed, unless for construction details as limited in Table
D-1A where equal or lower values than 3 may be used.
NOTE This Table D-1A may also be used for other metallic castings than spheroidal graphite cast iron(i.e. cast steel,
cast aluminium and so on), but is retained in EN 13445-6 until further notice.
7 Testing and final assessment
Change the reference in the second sentence of 7.1.7 from Table 4 to Table 3 as follows:
The maximum severity level shall be equal to or better than SM 3 in Table 2 of EN 1369:1996 and LM4/AM4
in Table 3 of EN 1369:1996.
4

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EN 13445-6:2002/prA3:2007 (E)
Annex D
(normative)

Assessment of fatigue life
D.6.1 Pseudo-elastic stress range
th
Replace clause the 3rd and 4 paragraph of D.6.1 with the following text:
For each component the value of the stress concentration factor η is obtained from Table D.1A .
Fo
...