1、raising standards worldwideNO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBSI British StandardsWB9423_BSI_StandardColCov_noK_AW:BSI FRONT COVERS 5/9/08 12:55 Page 1AEROSPACE SERIESSpecification for copperberyllium alloy strip and foil (solution treated, cold rolled: full hard
2、and precipitation treatednullnullS nullnull nullnull:nullnullnullnullBS 3B 31:2009 BRITISH STANDARDPublishinnull and copyrinullht informationThe BSI copyright notice displayed in this docunullent indicates nullhen the docunullent nullas last issuednull null BSI 2009 ISBN 9nullnull 0 nullnull0 null2n
3、ullnullnull null InullS null9null02nullnull1null The nullollonulling BSI renullerences relate to the nullornull on this standard: nullonullnullittee renullerence Anullnullnullnull1 Dranullt nullor conullnullent 09null301null120null DnullPublication historynullirst punulllished nullune 1991Second edi
4、tion Decenullnuller 2001Third nullpresentnull editionnull Nonullenullnuller 2009Amendments issued since publicationnullate nullenullt affected BRITISH STANDARDnull BSI 2009 null iBS 3B 31:2009Contentsnullorenullord iinull Scope 1null Nornullatinulle renullerences 1null Technical renulluirenullents 1
5、Binullliography 4nullist of tablesTanullle 1 null Technical renulluirenullents nullor nullunullBe alloy strip and nulloil nullsolution treatednull cold rolled: nullully hard and precipitation treatednull 2Summary of panullesThis docunullent conullprises a nullront conullernull an inside nullront con
6、ullernull pages i to iinull pages 1 to nullnull an inside nullacnull conuller and a nullacnull conullernullBS 3B 31:2009ii null null BSI 2009BRITISH STANDARDnullorenullordPublishinnull informationThis British Standard is punulllished nully BSI and canulle into enullnullect on 30 Nonullenullnuller 20
7、09null It nullas prepared nully nullanel Anullnullnullnull1nullnullnull1nullnullCopper and miscellaneous alloysnull under the authority onull Technical nullonullnullittee Anullnullnullnull1null Metallic materials for aerospace purposesnull A list onull organinullations represented on this conullnull
8、ittee can nulle onulltained on renulluest to its secretarynullSupersessionThis British Standard supersedes BS 2B 31:2001null nullhich is nullithdranullnnullInformation about this documentThis is a nullull renullision onull BS 2B 31 and introduces the nullollonulling principal changes:anull renulluir
9、enullents are stated in tanullular nullornullat in accordance nullith nullN nullnull00null1nullnullnull renullerences to parts hanulle nulleen deletednullnullanullard nullarninnullsnullARnullInullnullnull This British Standard calls nullor the use onull sunullstances andnullor procedures that can nu
10、lle innullurious to health inull adenulluate precautions are not tanullennull It renullers only to technical suitanullility and does not anullsolnulle the user nullronull legal onullligations relating to health and sanullety at any stagenullnullse of this documentIt has nulleen assunulled in the pre
11、paration onull this British Standard that the enullecution onull its pronullisions nullill nulle entrusted to appropriately nullualinulled and enullperienced peoplenull nullor nullhose use it has nulleen producednullPresentational connullentionsThe pronullisions onull this standard are presented in
12、ronullan nullinullenull uprightnulltypenull Its renulluirenullents are enullpressed either as a set onull instructions or in sentences in nullhich the principal aunulliliary nullernull is nullshallnullnullCommentary, explanation and general informative material is presented in smaller italic type, a
13、nd does not constitute a normative element.Contractual and lenullal considerationsThis punulllication does not purport to include all the necessary pronullisions onull a contractnull nullsers are responsinullle nullor its correct applicationnullCompliance nullith a nullritish Standard cannot confer
14、immunity from lenullal oblinullationsnullBRITISH STANDARDnull BSI 2009 null 1BS 3B 31:2009null ScopeThis British Standard specinulles renulluirenullents nullor coppernullnullerylliunull alloy supplied in the nullornull onull strip and nulloilnullnull nullormatinulle referencesThe nullollonulling ren
15、ullerenced docunullents are indispensanullle nullor the application onull this docunullentnull nullor dated renullerencesnull only the edition cited appliesnull nullor undated renullerencesnull the latest edition onull the renullerenced docunullent nullincluding any anullendnullentsnull appliesnullB
16、S B 100null Procedure for inspection, testing and acceptance of wrought copper alloys BS nullN 1nullnullnullnull Copper and copper alloys Strip for springs and connectorsnull nullechnical renulluirementsnullnullnull nullaterial to this standard shall connullornull to Tanullle 1nullnullnullnullnull n
17、ullhe format and symnullols used in nullanullle 1 are derived from nullnull 4nullnullnullnull1.nullnullnull nullor the purposes onull this standardnull a nullatch shall nulle nullaterial onullthe sanulle nonullinal crossnullsectional dinullensionsnull nullronull the sanulle castnullnullanunullacture
18、d nully the sanulle route and heat treated togethernullBS 3B 31:20092 null null BSI 2009BRITISH STANDARDTanullle 1 nullechnical renulluirements for Cunulle alloy strip and foil (solution treated, cold rolled: fully hard and precipitation treatednullnull nullaterial desinullnation nullS null nullnull
19、null Chemical composition nullnulllenullent Be nullo null Ni nullo null nulle null Ni Al Si nullthers nullunullinnull 1nullnull0 0null20 null null null nullnullBasenullanullnull 2null00 null 0nullnull 0null20 0null20 0nullnull0null nullethod of meltinnull nullnullnullnull nullorm Strip and nulloilnu
20、llnullnull nullethod of production Rollednullnullnull nullimit dimension(snull nullnull 0null10 G a G 3null0null nullechnical specification Sections 1 and null onull BS B 100nullnullnull nullelinullery condition Solution treated null cold rolled nullHnullnulleat treatment nullnull0 nullnull G h G nu
21、ll3null nullnull null nulluench 1nullnullnullnull nullelinullery condition code nullnull nullse condition Solution treated null cold rolled nullHnull null precipitation treatednulleat treatment Delinullery condition null 31null nullnull G h G 330 nullnull null t null 2 h null AnullCharacteristicsnul
22、lnullnull nullest sample(snull See Section null onull BS B 100nullnullnull nullest piece(snull See Section null onull BS B 100nullnullnull nulleat treatment Delinullery condition nullse conditionnull nullimensions concerned nullnull 0null10 G a G 3null0 0null10 G a G 3null0nullnull nullhicnullness o
23、f claddinnull on each facenull nullnullnull nullirection of test piece null T nullnullnullnullnullemperature h nullnull Anullnullient Anullnullient Anullnullientnullnull Proof stress Rp0null2nullnulla null null H 1 1null0nullnull Strennullth Rnullnullnulla null90 G RnullG null30 null 1 310 G RnullG
24、1 null00nullnull Elonnullation A null H 2 null H 1nullnull Reduction of areanull null nullnullnull nullardness 21null G Hnull G 290 3null0 G Hnull G nullnull0nullnull Shear strennullth Rcnullnulla nullnullnull nullendinnull j null 1null0 null null 90nullnull 3null0 null null 90nullnull nullnullnull
25、Impact strennullth nullnullnullCnullemperature h nullnull nullnullnull nullime h nullnullnull Stress ranullnulla nullnullnull Elonnullation a null nullnullnull Rupture stress rRnullnulla nullnullnull Elonnullation at ruptureA null nullnullnull nullotes nullsee line 9nullnull1nullBRITISH STANDARDnull
26、 BSI 2009 null 3BS 3B 31:2009Tanullle 1 nullechnical renulluirements for Cunulle alloy strip and foil (solution treated, cold rolled: fully hard and precipitation treatednull nullcontinuednullnullnull Enullternal defects null See Section null onull BS B 100nullnull nullarnullinnull null See Section
27、null onull BS B 100nullnull nullimensional inspection null BS nullN 1nullnullnull class Anullnull nullotes1nullnulluenching shall nulle enullnullected nully nullorced airnull sprayed nullater or inullnullersion in oil or nullaternullBS 3B 31:2009null null null BSI 2009BRITISH STANDARDnulliblionullra
28、phyStandards publicationsnullor dated renullerencesnull only the edition cited appliesnull nullor undated renullerencesnull the latest edition onull the renullerenced docunullent nullincluding any anullendnullentsnull appliesnullnullN nullnull00null1null Metallic materials nullules for the drafting
29、and presentation of material standards Part 1null nulleneral rules 1null1nullnullunulllished as ASDnullSTAN nullrestandard at the date onull punulllication onullthis standardnullThis page deliberately left blankBSI is the independent national body responsible for preparing British Standards. It pres
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