SIST EN 1999-1-1:2007/A2:2014

SLOVENSKI STANDARD
SIST EN 1999-1-1:2007/kFprA2:2013
01-junij-2013
Evrokod 9: Projektiranje konstrukcij iz aluminijevih zlitin - 1-1. del: Splošna pravila
za konstrukcije
Eurocode 9: Design of aluminium structures - Part 1-1: General structural rules
Eurocode 9: Bemessung und Konstruktion von Aluminiumtragwerken - Teil 1-1:
Allgemeine Bemessungsregeln
Eurocode 9: Calcul des structures en aluminium - Partie 1-1: Règles générales
Ta slovenski standard je istoveten z: EN 1999-1-1:2007/FprA2
ICS:
91.010.30 7HKQLþQLYLGLNL Technical aspects
91.080.10 Kovinske konstrukcije Metal structures
SIST EN 1999-1-1:2007/kFprA2:2013 en,fr,de
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

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SIST EN 1999-1-1:2007/kFprA2:2013

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SIST EN 1999-1-1:2007/kFprA2:2013


EUROPEAN STANDARD
FINAL DRAFT
EN 1999-1-1:2007
NORME EUROPÉENNE

EUROPÄISCHE NORM
FprA2
February 2013
ICS 91.010.30; 91.080.10
English Version
Eurocode 9: Design of aluminium structures - Part 1-1: General
structural rules
Eurocode 9: Calcul des structures en aluminium - Partie 1- Eurocode 9: Bemessung und Konstruktion von
1: Règles générales Aluminiumtragwerken - Teil 1-1: Allgemeine
Bemessungsregeln
This draft amendment is submitted to CEN members for unique acceptance procedure. It has been drawn up by the Technical Committee
CEN/TC 250.

This draft amendment A2, if approved, will modify the European Standard EN 1999-1-1:2007. 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-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, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania,
Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey 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: Avenue Marnix 17, B-1000 Brussels
© 2013 CEN All rights of exploitation in any form and by any means reserved Ref. No. EN 1999-1-1:2007/FprA2:2013: E
worldwide for CEN national Members.

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SIST EN 1999-1-1:2007/kFprA2:2013
EN 1999-1-1:2007/FprA2:2013 (E)
Contents Page
Foreword . 4
1 Modifications to 1.2.3.1 . 5
2 Modification to 1.2.4 . 5
3 Modification to 1.2.5 . 5
4 Modification to 1.3 . 5
5 Modifications to 1.6 . 5
6 Modification to 3.2.1 . 6
7 Modification to 3.2.2 . 6
8 Modification to 3.3.4 . 6
9 Modification to 5.3.2 . 7
10 Modification to 5.4.1 . 7
11 Modification to 6.1.6.2 . 7
12 Modifications to 6.2.3 . 7
13 Modifications to 6.2.4 . 7
14 Modifications to 6.2.5.1 . 7
15 Modification to 6.2.5.2 . 8
16 Modifications to 6.2.9.1 . 8
17 Modifications to 6.2.9.2 . 9
18 Modification to 6.2.9.3 . 9
19 Modifications to 6.3.1.1 . 9
20 Modification to 6.3.1.2 . 10
21 Modifications to 6.3.2.1 . 10
22 Modification to 6.3.2.3 . 11
23 Modifications to 6.3.3.1 . 11
24 Modifications to 6.3.3.2 . 12
25 Modifications to 6.3.3.3 . 13
26 Modification to 6.3.3.4 . 14
27 Modification to 6.3.3.5 . 15
28 Modification to 6.4.2.1 . 15
29 Modification to 6.5.6 . 15
30 Modification to 6.6.5 . 15
31 Modification to 6.6.6 . 15
32 Modification to 6.7.2 . 15
33 Modification to 6.7.5.5 . 15
2

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SIST EN 1999-1-1:2007/kFprA2:2013
EN 1999-1-1:2007/FprA2:2013 (E)
34 Modifications to 6.8.1 .1 5
35 Modifications to 8.5.1 .1 6
36 Modification to 8.5.4 .1 8
37 Modification to 8.5.6 .1 8
38 Modifications to 8.5.7 .1 8
39 Modifications to 8.5.12 .1 9
40 Modification to 8.5.14.3 .1 9
41 Modification to 8.6.3.4 .1 9
42 Modifications to B.1 .1 9
43 Modification to B.2 .1 9
44 Modification to C.4.2 .2 0
45 Modification to F.4 .2 0
46 Modification to F.5 .2 0
47 Modifications to Annex G.2 0
48 Modifications to Annex H .2 1
49 Modifications to I.1.2 .2 1
50 Modification to I.2 .2 2
51 Modifications to J.3 .2 2
52 Modifications to J.4 .2 2
53 Modification to J.6 .2 2
54 Modification to L.3 .2 2
55 Modification to L.8.1 .2 2
56 Modification to M.3.3 .2 2

3

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SIST EN 1999-1-1:2007/kFprA2:2013
EN 1999-1-1:2007/FprA2:2013 (E)
Foreword
This document (EN 1999-1-1:2007/FprA2:2013) has been prepared by Technical Committee CEN/TC 250
“Structural Eurocodes”, the secretariat of which is held by BSI.
This document is currently submitted to the Unique Acceptance Procedure.
This document has been prepared under a mandate given to CEN by the European Commission and the
European Free Trade Association.
4

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SIST EN 1999-1-1:2007/kFprA2:2013
EN 1999-1-1:2007/FprA2:2013 (E)
1 Modifications to 1.2.3.1
Replace the title of 1.2.3.1 with "Chemical composition and temper definition of wrought products and
technical delivery conditions".
Add:
"EN 573-3  Aluminium and aluminium alloys - Chemical composition and form of wrought
products - Part 3: Chemical composition and form of products".
Add:
"EN 515  Aluminium and aluminium alloys - Wrought products - Temper designations".
2 Modification to 1.2.4
Add:
"EN ISO 18273  Welding consumables - Wire electrodes, wires and rods for welding of aluminium and
aluminium alloys - Classification (ISO 18273)".
3 Modification to 1.2.5
At the beginning of the list, add:
"EN ISO 6892 Metallic materials - Tensile testing (ISO 6892) (all parts)".
4 Modification to 1.3
In Paragraph (1), add the following new hyphen:
"
– The aluminium products should comply with EN 573 and the product standards listed in 1.2.3. The
mechanical properties should comply with the tabulated values in Parts 2 of the product standards
listed in 1.2.3.".
5 Modifications to 1.6
In Section 3, in the explanation for Symbol A , replace "EN 10 002" with "EN ISO 6892".
50
In Section 3, in the explanation for Symbol A, replace "EN 10 002" with "EN ISO 6892".
In Section 6, in Sub-section 6.2, after symbol A , add:
eff
"
effective cross section area allowing for local buckling and HAZ softening of transverse welds
A
u,eff
".
5

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SIST EN 1999-1-1:2007/kFprA2:2013
EN 1999-1-1:2007/FprA2:2013 (E)
In Section 6, in Sub-section 6.2, after symbol W , add:
net
"
section modulus allowing for local buckling and reduced thickness ρ t in HAZ softening of
u,haz
W
u,eff
transverse welds
".
In Section 6, in Sub-section 6.3, delete the row defining "ω ".
0
In Section 6, in Sub-section 6.3, in the explanation for Symbol "κ ", replace “welding” with “longitudinal
welding”.
In Section 6, in Sub-section 6.3, replace "ξ " with "ξ ,ξ ".
c yc zc
In Section 6, in Sub-section 6.3, in the explanation for Symbols "ω , ω ", replace “factors for section with
x x,LT
localized weld” with “factors for second order bending moments”.
In Section 6, in Sub-section 6.3, after Symbols "ω , ω ", add:
x x,LT
"
factors for section with localised transverse weld
ω , ω
x,haz xLT,haz
".
In Annex B, replace "I " with "l ".
eff eff
In Annex I, replace "C , C , C , C , C " with "C , C , C , C , C ".
1 2 3 1,1 12 1 2 3 1,0 1,1
In Annex J, in the NOTE, replace “given in J.4” with “given in J.4 and J.6”.
6 Modification to 3.2.1
In Paragraph (1), replace “the ENs listed in 1.2.3.1” with ”EN 573-3 and tempers listed in Tables 3.2a, 3.2b
and 3.2c conforming to EN 515”.
7 Modification to 3.2.2
In Table 3.2b, footnote 1), replace “1.2.1.3” with “1.2.3.2”.
8 Modification to 3.3.4
In Paragraph (1), replace "1.2.2" with "1.2.4" and delete the NOTE.
6

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SIST EN 1999-1-1:2007/kFprA2:2013
EN 1999-1-1:2007/FprA2:2013 (E)
9 Modification to 5.3.2
In Paragraph (11), before NOTE 1, add the following new NOTE:
"NOTE 1 In the general case the location of the cross section m is necessary to be obtained by an iterative procedure, because m is in
II
the cross section where the function N (x) / N (x)+ M (x)/ M (x) achieves its maximum."
Ed Rd ηinit Rd
and renumber NOTEs 1 to 3 as NOTEs 2 to 4.
10 Modification to 5.4.1
In Paragraph (3), in NOTE 2, replace "6.4.3(2)" with "L.3(2)".
11 Modification to 6.1.6.2
In Paragraph (1) replace " f " with " f ".
a,haz u,haz
12 Modifications to 6.2.3
In Paragraph (2), regarding Formula (6.19b), replace “HAZ” with "transverse weld" and replace
" " with " ".
N = A f /γ N = Af /γ
u,Rd eff u M2 u,Rd u,eff u M2
In Paragraph (2), on the last line, replace "A " with "A " and replace "area" with "cross-section area".
eff u,eff
13 Modifications to 6.2.4
st nd
In Paragraph (2), on the 1 line, replace the 2 occurrence of " N " with " N ".
c,Rd o,Rd
In Paragraph (2), in List Entry a), replace "(6.21)" with "(6.21a)".
In Paragraph (2), after List Entry a), add the following new line:
N = Af /γ
u,Rd u,eff u M2
"b) in sections with transverse weld (6.21b)".
N = A f /γ
c,Rd eff o M1
In Paragraph (2), regarding Formula (6.22), replace "b)" with "c)" and replace " " with
N = A f /γ
o,Rd eff o M1
" ".
In Paragraph (2), on the last line, after "softening", add "due to longitudinal welds".
At the end of Paragraph (2), add to the list of definitions:
"A is the effective section area, obtained using a reduced thickness ρ t for class 4 parts and reduced
u,eff c
thickness ρ t for the HAZ material, whichever is smaller.".
u,haz
14 Modifications to 6.2.5.1
In Paragraph (2), replace "(6.24)" with "(6.24a)".
7

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SIST EN 1999-1-1:2007/kFprA2:2013
EN 1999-1-1:2007/FprA2:2013 (E)
Just before Formula (6.25), add the following new formula:
"
M = Wf /γ in section with transverse weld (6.24b)
u,Rd u,eff u M2
".
At the end of Paragraph (2), just above Table 6.4, add to the list of definitions:
"
W is the effective section modulus, obtained using a reduced thickness ρ t for class 4 parts and reduced
u,eff c
thickness ρ t for the HAZ material, whichever is smaller.
u,haz
".
ββ−
3
1)
In Paragraph (2), in the last sentence, replace "value of β /β" with "value of ".
2
ββ−
32
15 Modification to 6.2.5.2
In Paragraph (2), in List Entry c), at the end of the paragraph, add the following sentence: "At a section with
transverse weld ρ t is replaced by ρ t.".
o,haz u,haz
16 Modifications to 6.2.9.1
ξ
0
  M
y,Ed
N
Ed
In Paragraph (1), replace Formula (6.40) itself with " ≤ ".
  +  1,00
 
NM
 Rd  y,Rd
γ ξ
η
0 0
0
 

 M
M
N y,Ed z,Ed
Ed
In Paragraph (1), replace Formula (6.41) itself with " +   +  ≤ 1,00 " and


  
N MM
Rd y,Rd z,Rd

 
replace the subsequent definition of N with the following one:
Rd
"
N is axial force resistance according to 6.2.3 or 6.2.4 respectively".
Rd
In Paragraph (1), replace the two lines with definitions of M and M with the following definition:
y,Rd z,Rd
"
M and M are the bending moment resistances with respect to the y-y and z-z axes according to
y,Rd z,Rd
6.2.5.
".
In Paragraph (1), in the definition of α ,α , delete "with allowance for local buckling and HAZ softening from
y z
longitudinal welds,".

1) This modification takes into account the following instruction regarding 6.2.5.1(2) from the stand-alone amendment
EN 1999-1-1:2007/A1:2009: 'Paragraph “(2)”, last line, replace "β /β " with "β /β"."
2 3 2
8

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SIST EN 1999-1-1:2007/kFprA2:2013
EN 1999-1-1:2007/FprA2:2013 (E)
In Paragraph (1), delete the definition of "ω ".
0
17 Modifications to 6.2.9.2
0,6
1,7 1,7
ψ

 


M M
N y,Ed z,Ed
Ed 
In Paragraph (1), replace Formula (6.43) itself with " +   +  ≤ 1,00 ".


  

N MM
Rd y,Rd z,Rd
  


In Paragraph (1), replace:
"where ψ=1,3 for hollow sections and ψ= 2 for solid cross-sections. Alternatively ψ may be taken
...