Bsi bs 3b 28 2009

BSI Standards Publication AEROSPACE SERIES Specification for copper‑beryllium alloy strip and foil (solution treated and precipitation treated) BS 3B 28 2009 BS 3B 28 2009 BRITISH STANDARD Publishing[.]

BSI Standar ds Public ation

Spec ific at ion f or

c opper‑ber y llium alloy st r ip

and f oil (solut ion t reat ed and

prec ipit at ion t reat ed)

Pu l shingandco y r ig tinf or mat ion

T heBSIco y rig tn ticedispla edinthisd cumentin icatesw henthe

d cumentw aslas is ued

©BSI2 0

ISBN9 805 06 8436

ICS49.0 5.15

T hefolow in BSIref erences elatetothew orko this tan ard:

C mmit e ref erenceA CE/61

Draf f orcomment0 /3 1812 1 DC

Pu l cat io hist or y

Fir tp blshedDecember2 01

Seco d(present)editio ,Nov ember2 0

A mendment s is uedsincepubl cat io

Date Tex taff ected

Cont ent s

Forew ord i

1 Sco e 1

2 Normativ erefere ces 1

3 T ch icalre uireme t 1

Biblo rap y 4

L is oft ables

Table1 –T ch icalre uireme t f orCu-B al oys ripan f oi ( solutio

t eate an precipitatio t eate ) 2

S mmar yofpa es

T hisd cume tcomprisesaf ro tcov er,aninsid f ro tcov er,

pag sitoi pages1 to4,aninsidebackcov eran abackcov er

Forew ord

P bl shing inf or mat ion

T hisBritishStan ardisp blsh dbyBSIan cameintoeff ect

o 30Nov emb r20 9 tw aspre are byPan lA CE/61/-/16,

Co perandmiscelan ousalo s ,u derth auth rityofT ch ical

Commit e A CE/61,Metal cmaterialsforaerospa epurposes Al s

oforganiz tio sre rese te o thiscommit e canb obtain do

re u s toit secretary

Super ses ion

T hisBritishStan ardsu er e esBS2B28:20 1,w hichisw ith raw n

Inf or mat ionaboutt hisdocume t

T hisisaf ul rev isio ofBS2B28andint o uces h f ol ow in principal

chan es:

a) re uireme t ares ate intab larf ormatinac ordancew ith

EN450 -1;

b) ref ere cestopar shav eb e d lete

Ha ard w arnings

WA RNING.T hisBritishStandardcalsf or h useofsu s ances

an /orproce ures hatcanb injurio stoh althifad q ate

precautio sarenot ak n tref er o lytotech icalsuitabi tyan

d esn tabsolv eth userfromle alo l gatio srelatin toh alth

an saf etyatanys age

Useoft hisdocume t

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ex ecutio ofit provisionsw il b e t us e toap ro riatelyq alfie

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Prese t at ional conv ent ions

T heprov isio softhiss an ardareprese te inroman( i.e.u rig t)

ty pe t re uireme t areex pres e eith rasasetofins ructio sorin

se te cesinw hichtheprincipalaux ilaryv erbis“shal”

Comme tary,e planatio andg en ral nformativ material sprese ted

insmaleritalcty e,anddo sn tco situ tean rmativ eleme t

Cont r act ual andle al consider at ions

Thisp blcatio d esn tp rp r toinclu eal th n ces aryprovisio s

ofaco t act.User areresp nsiblef orit cor ectap lcatio

C mpla cew it haBrit ishSta d rdca notconf erimmu it yf rom

le alo lgat ions

1 Scope

T hisBritishStan ardsp cifies e uireme t f orco per-b ry llum aloy

su ple inth f ormofs ripan f oi

2 Nor mat iv e ref erences

T hef olow in ref ere ce d cume t arein isp nsableforth

ap lcatio ofthisd cume t.Fordate ref ere ces,o lyth e ition

cite ap les.Forun ate ref ere ces,th lates e itio ofth

ref ere ce d cume t( i clu in anyame dme t )ap les

BSB10 ,Procedureforinspectio ,testinganda ce tanceofwrou ht

co p ralo s

BSEN1654,Co p randco p ralo s–St ipforspringsandco n ctor

3 Technical requirement s

3.1 Materialtothiss an ardshal co formtoTable1

NOTE Theformatandsymb lsusedinTable1 arederivedfrom

EN4 500 -1

3.2 Forth p rp sesofthiss andard,abatchshal bematerialof

th samen minalcros -sectio aldime sio s,f romth samecas ,

man f acture byth samero teandh att eate to ether

Table1 T ch icalre uireme t sf orCu‑Bealoyst r ipa df oi ( solut iont reat eda dprecipit at i nte te )

2 Ch mical

comp sit io

%

Element Be C +Ni C +F +Ni A l Si Other C

Base

3 Met ho ofmelt in —

4 1 For m Stipan f oi

4 2 Met ho ofprod ct io R led

4 3 L imitdime sio ( s) mm 0.10GaG3.0

5 T ch icalsp cificat io S c io s an 6ofBSB10

6.1 Delv er yco dit io Solutio te ted

Heatt reat me t

76 °CGhG83 °C/Quench

1)

6.2 Delv er yco dit io co e —

7 Useco dit io Solutio te tedan precipitatio te ted

Heatt reat me t

Delv eryco ditio +315°CGhG3 0°C/t=3h/A C

Char act er ist ic

8.1 T s sample( s) S eS c io 6ofBSB10

8.2 T s piece( s) S eS c io 6ofBSB10

8.3 Heatt reat me t Delv eryco ditio Useco ditio

9 Dime sio s o cern d mm 0.10GaG3.0 0.10GaG3.0

10 T hicknes of lad in o

eachf ace

12

T

T mp r at ure

h

°C A mbient A mbient A mbient

13 Proof t res R

p 2

14 St ren t h R

m MPa 410GR

m

m

G134

16 Re uct i nof

area

18 Sh ar t ren t h R

c MPa —

19 B n in

j

— 0( α=90°)

2)

0( α=90°)

2)

—-20 Impac st ren t h —

21

C

Tmp r at ure

h

°C —

2 St res

r

a MPa —

2 Ru t urest res

r

R MPa —

26 Elo gat io at

r upt ure

2 Not es( se lne98)

1),2)

Table1 T ch icalreq ireme t sf orCu‑Bealoyst r ipa df oi ( solut iont reat eda dprecipitat iont reat ed)

(o tinued)

4 4 Ex t ernald f ect s — S eS c io 6ofBSB10

95 Mar kin — S eS c io 6ofBSB10

9 Dime sio al nsp ct io — BSEN1654clas A

1)

Quenchin shal beeff ecedbyf oredair,spray edw aterorimmerio inoi

orw ater

2)

A“k”v alueof0in icatesaben in radiusles thanoreq alto0.1 mm

Bibl ogr aphy

St andards publ cat ions

Fordate ref ere ces,o lyth e itio cite ap les.Foru date

refere ces,th lates e itio ofth ref ere ce d cume t( i clu in

anyame dme t )ap les

EN450 -1,Metal cmaterials–R lesforth dra tingandpresentatio

ofmaterialstandards–Par 1:Ge eralrules

1)

1)

P blsh dasA SD-STA NPresan ardat h dateofpublc tionof

this tan ard

BSI is the national body respons ible for preparing Britis h Standards and other

standards-related publ c ations, information and s ervic es

BSI is inc orporated by R oyal Charter British Standards and other standardization

produc ts are publ shed by BSI Standards Limited

B I Gro p He d u rter

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