Tiêu chuẩn iso 06361 2 2014

© ISO 2014 Wrought aluminium and aluminium alloys — Sheets, strips and plates — Part 2 Mechanical properties Aluminium et alliages d’aluminium corroyés — Tôles, bandes et tôles épaisses — Partie 2 Pro[.]

Wrought aluminium and aluminium

Part 2:

Aluminium et aliages d’aluminium cor o és — Tôle s, b ndes et tôle s

é aisse s —

Partie 2: Pro riétés méca ique s

Fourth edition

2 14-0 -1

COPYRIGHT PROTECTED DOCUMENT

© ISO 2014

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Contents Pag e

F r eword i v

1 Sc ope 1

2 Nor mati ve r eferenc es 1

3 Terms and definitions 1

4 Tensie testing 1

5 Bend testing 1

6 Mechanical properties 2

6.1 Tensie tes 2

6.2 Bend tes 2

A nne x A (normative) Rules for rounding results o tained by inspection and testing 50

Biblog raphy 51

ISO (he Int ernational Org nization for Stan ardization) is a worldwide fede ation of national s an ards

b dies (ISO membe b dies) The work of pr paring Int ernational Stan ards is normal y car ied out

through ISO t ech ical committ ees Each membe b dy int er st ed in a subje t for w hich a t ech ical

committ ee has be n es a lshed has the right t o be r pr sent ed on that committ ee Int ernational

org nizations, g ove nmental an non-g ove nmental, in laison with ISO, also take part in the work

ISO cola orat es closely with the Int ernational Ele trot ech ical C mmis ion (IEC) on al matt ers of

ele trot ech ical s an ardization

The proc d r s used t o develo this document an those int en ed for it furthe maint enanc ar

desc ibed in the ISO/IEC Dir ctives, Part 1 In p rticular the dife ent a pro al c it eria ne ded for the

dife ent ty es of ISO document should be not ed This document was draft ed in ac ordanc with the

edit orial rules of the ISO/IEC Dir ctives, Part 2 ( e www.iso.org dir ctives)

A tt ention is drawn t o the p s ibi ity that some of the element of this document ma be the subje t of

p t ent right ISO shal not beheld r sponsible for identifying any or al such pat ent right Detai s of any

p t ent right identified d ring the develo ment of the document wi l be in the Introd ction an / r on

the ISO l s of pat ent de larations r c ived ( e www.iso.org p t ent )

Any trade name used in this document is information given for the convenienc of use s an does not

cons itut e an en orsement

F or an ex lanation on the meaning of ISO spe if ic t erms and ex r s ions r lat ed t o conformity

as es ment, as wel asinformation a out ISO’s ad e enc t o the WTO principles in the Te hnical Bar ie s

t o Trade (TBT) se the folowing URL: F or word - Sup lementary information

The committ ee r sp nsible for this document is ISO/TC 7 , Lig t metal s a d their alo s , Subcommitt ee

SC 6, Wro g t aluminium a d aluminium aloys

This fourth edition canc ls an r plac s the third edition (ISO 6 6 1- 2:2 1 ), w hich has be n t ech icaly

r vised

ISO 6 61 consis s of the folowing p rt , u de the g ene al title Wro g t aluminium a d aluminium

alo s — S e ts , s trips a d plates:

— Part 1: Technic al c onditio s fr ins pec tio a d deli ve y

— Part 2 : Mecha ic al pro erties

— Part 3 : Strips: Tole a c es o sha e a d dimens io s

— Part 4 : S e ts a d plates: Tole a ces o sh pe a d dimens io s

— Part 5: Chemic al c omp s itio

Wrought aluminium and aluminium al oys — Sheets, strips

Part 2:

In conjunction with ISO 6 61-1, this p rt of ISO 6 61 spe ifies the me hanical pro e ties of wrought

aluminium an aluminium alo she t , s rips, an plat es for g ene al engine ring a plcations

It a ples t o flat-roled prod ct

The chemical comp sition of these mat erialsis given in ISO 6 61-5

The designations of aluminium an aluminium aloy s an the t empe designations used in this p rt of

ISO 636 1 ar in ac ordanc with ISO 2 0

NOTE In certain cou tries, for p rposes of mechanical properties, the thick es limit can b lowered t o

0,1 mm by a re ment b tween the p r haser an the su plier, in the case of she ts an strips

2 Normati ve referenc es

The folowing document , in w hole or in p rt, ar normatively r fe enc d in this document an ar

in ispensa le for it a pl cation F or dat ed r fe enc s, only the edition cit ed a ples F r un at ed

r fe enc s, the lat es edition of the r fe enc d document ( inclu ing any amen ment )a ples

ISO 6 61-1, Wro g t aluminium a d aluminium alo s — S e ts , s trips a d plates — Part 1: Technic al

c onditio s fr ins pec tio a d deli ve y

3 Terms and definitions

F or the purposes of this document, the t erms an def initions given in ISO 6 6 1-1 a ply

6 Mechanical properties

6.1 Tensi e test

Values for me hanical pro e ties of aluminium an aluminium aloy s ar given in Ta les 1 t o 6

F or elong tion, two dife ent g ug e lengths ar used The choic of the g ug e length for elong tion

measur ment ( A or A

5 mm)is at the disc etion of the prod c r, u les othe wise a r ed

NOTE A is the per enta e elong tion on a g ug length of 5,65 S

o A

She t, s rip, an plat e shal be ca a le of being bent cold through an angle of 1 0°, as a plca le, arou d

a pin ha ing a radius eq al t o k times the thick es , t, of the she t, s rip, or plat e (for ex mple 0,5t)

without c acking The v lues ofthe minimum ben radi for dife ent aloy s, t empe s, and thicknes es

Table 3 — Aluminium 1 7 , 1 80, and 1 85

Table 4 — Aluminium 1 70A

Table 5 — Aluminium 1 80A

Table 6 — Aluminium 1 00, 11 0A, 1200, and 1230A

N TE This aloy c n be ordered with prote tion clads in 7 72.

Table 46 (c ontin ed)

Notes for Tables 1 to 63

1) F or elong tion, the folowing two syst ems ha ing dife ent ga ug e lengths ar ado t ed

The elong tion measur ment iscon uct ed b the A

othe se tion ar a of the

p ralel p rt ;

A

5 mm

isthe elong tion, in pe c nt, at a 5 mm g ug e length

2) The bend t es shal bea pled only w hen r q est ed b the pur hase

3) F or t empe grades H2 , H24, H2 , H2 , an H2 , the up e l mit of t ensie s r ngth an the s ipulation

of pro f s r s do not a ply

4 ) The mat erial of t empe grade O shal be a b sis for mat erials of t empe grades T 2 or T6 , an w hen

r q est ed b the pur hase , shal guarant eethe pe formanc of those mat erials

5) A mat erial of w hich the r sid al s r s is r leved b a plying t ension t o give a pe manent

deformation of 1,5 % t o 3,0 % subseq ent t o the solution tr atment an is the eaft er natural-ag e

hardened The mat erial of t empe grade T 5 shal guarant ee the pe formanc for t empe grades

T6 1

6) The me hanical pro e ties for t empe grade T 2 shal be a pled w hen the mat erial of t empe grade

O is subje t ed t o the natural-ag e hardening proc s aft er solution tr atment b the pur hase If the

mat erial is cold or hot worked befor solution tr atment b the pur hase , it me hanical pro e ties

ma be lowe than the spe if ied v lues

7) The me hanical pro e ties for t empe grade T6 shal be a pl ed w hen the mat erial of t empe grade

O is subje t ed t o the artificial-ag e hardening proc s aft er solution tr atment b the pur hase

If the mat erial is cold or hot worked befor solution tr atment b the pur hase , it me hanical

pro e tiesma be lowe than the spe if ied v lues

8) The mat erial of t empe grade T3 1 shal guarant ee the pe formanc for t empe grade T85 b being

subje t ed t o the artif icial-ag e hardening proc s

9) The mat erial of t empe grade T3 shal guarant ee the pe formanc for t empe grade T8 b being

subje t ed t o the artif icial-ag e hardening proc s

1 ) The mat erial of t empe grade T3 shal guarant ee the pe formanc for t empe grade T8 b being

subje t ed t o the artif icial-ag e hardening proc s

1 ) The mat erial of t empe gradeT36 1shal guarant ee the pe formanc for t empe gradeT861 b being

subje t ed t o the artif icial-ag e hardening proc s

5 0 °C This the mal cycle isroutinely achieved w hen enamel ng the finished prod ct made out of

this alo , such as frying p ns, pr s ur co kers, p ns, et c

1 ) Mat erial sup l ed t o the H1 6 or H3 1 t empe shal be ca a le of me ting the exfolation an

int ergran lar cor osion pe formanc asspe if ied in ASTMB9 8or EN 1 1 5

14 ) Mat erial sup led t o that t empe shal be ca a le of exhibiting no evidenc of exfol ation cor osion

w hen subje t ed t o ASTMG66 ac ele at ed exfol ation cor osion susc ptibi ty t es an int ergran lar

cor osion susc ptibi ity ac ording t o ASTM G6

1 ) The me hanical pro e ties for t empe grade T ar the v lues spe ified, b sed on r fe enc v lues

o tained b one month of natural ag eing at ro m t empe atur (a pro imat ely 2 °C) aft er solution

tr atment

In the case of the t ensie t es made befor completion of one month of natural ag eing, the t ensie

pe formanc of t empe grade T ma be de med as guarant eed if the t es r sult of the t es pie e

w hich has be n artificialy ag ed aft er solution tr atment is conf irmed t o satis y the t ensie

pe formanc of t empe grade T6

1 ) Wheneve a new a plcation of this al o is cont emplat ed, an if this a plcation inv lves spe ial

pro e ties, such as cor osion r sis anc , t ough es , fatigue s r ngth, it is s rongly r commen ed

that the use consult the prod c r in orde t o make a pr cise and a pro riat e sele tion of the

mat erial

1 ) F or lot-ac eptanc purp ses, alo 7 1 in T76 an T765 t empe s shal comply with the folowing

c it eria w hen t est ed on the pr viously sele t ed t ensie t es spe imen:

Ele trical con uctivity

L t-ac eptanc s atus

γ <2 ,6 (< 9,0 % ) As specif ied

Not ac epta le

T e plat e may b rehe t re ted or given ad itional precipi

tation he t tre tment t o develop tensile properties/con uc

-tivity, as specif ied

a

For information only (10 % IA CS = 1,724 1× 10

−

µΩm)

1 ) F r lot-ac eptanc purposes, alo 7 1 in T74 an T745 t empe s shal comply with the folowing

c it eria w hen t est ed on the pr viously sele t ed t ensie t es spe imen:

Ele trical con uctivity

L t-ac eptanc s atus

γ < 2 ,2 (<40,0%) As specif ied

Not ac epta le

T e plate may b rehe t re ted or given ad itional precipi

tation he t re tment to develop t ensile properties/con

uc-tivity, as specif ied

a

For information only (10 % IA CS = 1,724 1× 10

−

µΩm)

Ele trical con uctivity

L t-ac eptanc s atus

γ <2 ,8 (<41,0 % ) As specif ied

Not ac epta le

T e plate may b rehe t tre ted or given ad itional precipi

tation he t re tment o develop tensile properties/con uc

-tivity, as specif ied

a

For information only (10 % IA CS = 1,724 1× 10

−

µΩm)

2 ) Use of this alo in the T or T 5 t empe for f inished prod ct shal be a oided The spe ified

me hanical pro e ties ar achieved aft er 3 months of natural ag eing at ambient t empe atur This

natural ag eing ma be a pro imat ed b maintaining the q enched t es pie e for a out 6 h at a

t empe atur betwe n 6 °C an 6 °C

2 ) Mat erial that is 2 mm an thicker, w hen t est ed in ac ordanc with ASTM G47 in the short

transve se dir ction of s r s level of 240 MPa, wi exhibit no evidenc of s r s cor osion c acking

The ca a i ty of in ivid al lot t o r sis exfolation cor osion an s r s cor osion c acking is

det ermined b t es ing the pr viously sele t ed t ensi e t es sample in ac ordanc with the a plca le

lot-ac eptanc c it eria outlned in fo tnot es 24 and 2 below

2 ) Mat erial that is 2 mm an thicker, w hen t est ed in ac ordanc with ASTM G47 in the short

transve se dir ction of s r s level of 1 0 MPa, wi l exhibit no evidenc of s r s cor osion c acking

The ca a i ty of in ivid al lot t o r sis exfolation cor osion an s r s cor osion c acking is

det ermined b t es ing the pr viously sele t ed t ensi e t es sample in ac ordanc with the a plca le

lot-ac eptanc c it eria outlned in fo tnot es 24 and 2 below

2 ) Mat erial in this t empe , w hen t est ed at 1/ 10 plane in ac ordanc with ASTM G34, wi exhibit

exfolation les than that shown in P ot o E of ASTM G34:2 0 , Figur 2 The ca a i ity of in ivid al

lot t o r sis exfolation cor osion an s r s cor osion c acking is det ermined b t es ing the

pr viously sele t ed t ensie t es sample in ac ordanc with the a plca le lot-ac eptanc c it eria

24 ) F or lot-ac eptanc purp ses, alo 7 5 in the T745 t empe shal comply with the folowing c it eria

w hen t est ed on the pr viously sele t ed t ensi e t es spe imen:

Ele trical con uctivity

“Ac eptable” lot-a c ptanc s atus is based u on the abi ty of material with the s ated level of ele t ic l c n uctivity

an yield s ren th to demons rate s atis ic l c mplanc with it respe tive c r osion resis anc c pabi ties For the

ap lc ble c r osion resis anc c pabi ties, refer tothe me hanic l proper ies se tion for the prod ct u der c nsideration

c When the lot-a c ptanc s atus is “ not a c ptable”, the material is repro es ed (ad itional pre ipitation he t re tment

or re-solution he t re tment an pre ipitation he t re tment)

d

The yield s ren th/ le t ic l c n uctivity relationship is as folows:s res c r osion susc ptibi ty fa tor (SC ) = yield

s ren th (X X MPa) min s 1 times ele t ic l c n uctivity [X X(MS m)]

2 ) F r lot-ac eptanc purp ses, alo 7 5 in the T7 65 t empe shal comply with the folowing c it eria

w hen t est ed on the pr viously sele t ed t ensi e t es spe imen:

Ele trical con uctivity

“Ac eptable” lot-a c ptanc s atus is based u on the abi ty of material with the s ated level of ele t ic l c n uctivity

an yield s ren th to demons rate s atis ic l c mplanc with it respe tive c r osion resis anc c pabi ties For the

ap lc ble c r osion resis anc c pabi ties, refer tothe me hanic l proper ies se tion for the prod ct u der c nsideration

c When the lot-a c ptanc s atus is “not a c ptable”, the material is repro es ed (ad itional pre ipitation he t re tment

or re-solution he t re tment an pre ipitation he t re tment)

d

The yield s ren th/ le t ic l c n uctivity relationship is as folows:s res c r osion susc ptibi ty fa tor (SC ) = yield

s ren th (X X MPa) min s 1 times ele t ic l c n uctivity [X X(MS m)]

2 ) F r lot-ac eptanc purp ses, alo 7 7 in T7 an T7 5 t empe s shal comply with the folowing

c it eria w hen t est ed on the pr viously sele t ed t ensie t es spe imen:

Ele trical con uctivity

γ

MS m (IACS%)

a

“Ac eptable” lot-a c ptanc s atus is based u on the abi ty of material with the s ated level of ele t ic l c n uctivity

an yield s ren th to demons rate s atis ic l c mplanc with it respe tive c r osion resis anc c pabi ties For the

ap lc ble c r osion resis anc c pabi ties, refer tothe me hanic l proper ies se tion for the prod ct u der c nsideration

c When the lot-a c ptanc s atus is “not a c ptable”, the material is repro es ed (ad itional pre ipitation he t re tment

or re-solution he t re tment an pre ipitation he t re tment)