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 forging stock of titanium-aluminium-molybdenum-tin-silicon alloy (Tensile stren
2、gtnullnull nullnullnullnullnull nullnullnull nullPanull (nullimiting ruling section nullnullnull mmnullnullS nullTA nullnullnullnullnullnullnullBS 2TA 47:2009 BRITISH STANDARDPublisnulling and copyrignullt informationThe BSI copyright notice displayed in this docunullent indicates nullhen the docunu
3、llent nullas last issuednullnull BSI 2009ISBN 97null 0 nullnull0 nullnullnull70 4InullS 49null02nullnullnull0The nullollonulling BSI renullerences relate to the nullornull on this standard: nullonullnullittee renullerence Anullnullnullnullnull Dranullt nullor conullnullent 09nullnull0null9nullnullnu
4、llnull DnullPublication nullistorynullirst punulllished nullenullruary null97nullSecond nullpresentnull editionnull Nonullenullnuller 2009Amendments issued since publicationnullate Tenullt affected BRITISH STANDARDnull BSI 2009 null iBS 2TA 47:2009Contentsnullorenullord iinull Scope 1null Nornullati
5、nulle renullerences 1null Technical renulluirenullents 1Binullliography 4nullist of tablesTanullle null null Technical renulluirenullents nullor titaniunullnullalunulliniunullnullnullolynulldenunullnulltinnullsilicon alloy nullorging stocnull 2Summary of pagesThis docunullent conullprises a nullront
6、 conullernull an inside nullront conullernull pages i to iinull pages null to 4null an inside nullacnull conuller and a nullacnull conullernullBS 2TA 47:2009ii null null BSI 2009BRITISH STANDARDnullorenullordPublisnulling informationThis British Standard is punulllished nully BSI and canulle into en
7、ullnullect on null0 Nonullenullnuller 2009null It nullas prepared nully nullanel Anullnullnullnullnullnullnullnull49null Titanium and its alloysnull under the authority onull Technical nullonullnullittee Anullnullnullnullnullnull Metallic materials for aerospace purposesnull A list onull organinulla
8、tions represented on this conullnullittee can nulle onulltained on renulluest to its secretarynullSupersessionThis British Standard supersedes BS TA 47:null97nullnull nullhich is nullithdranullnnullInformation about tnullis documentThis is a nullull renullision onull BS TA 47null and introduces the
9、nullollonulling principal changes:anull renulluirenullents are stated in tanullular nullornullat in accordance nullith nullN 4null00nullnull and nullN 4null00null4nullnullnull chenullical conullposition has nulleen anullended to add renulluirenullents nullor nullothernull elenullentsnullcnull nullel
10、ting nullethod details hanulle nulleen deleted and replaced nully renullerence to Section null onull BS TA null00nullnullanullard nullarningsnullARnullInullnullnull This British Standard calls nullor the use onull sunullstances andnullor procedures that can nulle innullurious to health inull adenull
11、uate 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 tnullis documentIt has nulleen assunulled in the preparation onull this British Standard
12、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 ronullan nullinullenull uprightnullty
13、penull Its renulluirenullents are enullpressed in sentences in nullhich the principal aunulliliary nullernull is nullshallnullnullCommentary, explanation and general informative material is presented in smaller italic type, and does not constitute a normative element.Contractual and legal considerat
14、ionsThis punulllication does not purport to include all the necessary pronullisions onull a contractnull nullsers are responsinullle nullor its correct applicationnullCompliance nullitnull a nullritisnull Standard cannot confer immunity from legal obligationsnullBRITISH STANDARDnull BSI 2009 null nu
15、llBS 2TA 47:2009null ScopeThis standard specinulles renulluirenullents nullor titaniunullnullalunulliniunullnullnullolynulldenunullnulltinnullsilicon alloy nullorging stocnull nullith a tensile strength onull null 0null0 nullnulla to null 220 nullnullanullnull nullormatinulle referencesThe nullollon
16、ulling renullerenced 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 ap
17、pliesnullBS TA null00null Procedure for inspection, testing and acceptance of wrought titanium and titanium alloysnull Tecnullnical renulluirementsnullaterial to this standard shall connullornull to Tanullle nullnullNnullTnull The format and symnullols used in Tanullle 1 are derived from nullN 4null
18、nullnullnull1 and nullN 4nullnullnullnull4.BS 2TA 47:20092 null null BSI 2009BRITISH STANDARDTanullle null Tecnullnical renulluirements for titanium-aluminium-molybdenum-tin-silicon alloy forging stocknull nullaterial designation nullS TA nullnullnull Cnullemical composition nullnulllenullentAl null
19、o Sn Si nulle null2N2 H2 null2 null2nullN2nullthersTinullach Totalnullinnull nullnull0 nullnull0 nullnullnull 0nullnull null null null null null null nullBasenullanullnull nullnull0 nullnull0 2nullnull 0null7 0null2 0null2null 0null0null 0null0null2 null 0null27 0nullnull 0null4null nulletnullod of
20、melting See Section null onull BS TA null00nullnullnull nullorm nullorging stocnull nullnullnullnullnull nulletnullod of production nullnullnullnull nullimit dimension(snull nullnull a or D G null00null Tecnullnical specification Sections null and null onull BS TA null00 nullnullnull nullelinullery
21、condition Asnullnullorgednull hot rolled or enulltruded 2null null centreless ground or nullachinednulleat treatment nullnullnullnull nullelinullery condition code nullnull nullse condition Delinullery conditionnulleat treatment nullCnullaracteristicsnullnullnull Test sample(snull See Section null o
22、null BS TA null00nullnullnull Test piece(snull See Section null onull BS TA null00nullnullnull nulleat treatment Renullerence nullsee nulline 29nullnull nullimensions concerned nullnull a or D G 2null nullnull2null null a or D G null00 nullnullnullnull Tnullickness of cladding on eacnull facenull nu
23、llnullnull nullirection of test piece null nullnullnullTTemperature nullnull Anullnullient Anullnullientnullnull Proof stress Rp0null2nullnulla H 9null0 H 920nullnull Strengtnull Rnullnullnulla null null00 G Rnull G null 2null0 null 0null0 G Rnull G null 220 nullnull Elongation A null H 9 H 9nullnul
24、l Reduction of areanull null H 20 H 20nullnull nullardness nullnullnull Snullear strengtnull Rcnullnulla nullnullnull nullending j null nullnullnull Impact strengtnull nullnullnullCTemperature nullnull 400nullnull Time h null00nullnull Stress ranullnulla 4nullnullnullnull Elongation a null G 0nullnu
25、ll0 nulltotal plastic strainnull 4nullnullnull Rupture stress rRnullnulla nullnullnull Elongation at ruptureA null nullnullnull nullotes nullsee line 9nullnullnullnullnull 2nullnull nullnullnull 4nullBRITISH STANDARDnull BSI 2009 null nullBS 2TA 47:2009Tanullle null Tecnullnical renulluirements for
26、titanium-aluminium-molybdenum-tin-silicon alloy forging stock nullcontinuednullnullnull Reference nulleat treatment null Solution treated null precipitation treated: null null900 null0null nullnull null t null null h per 2null nullnull nullH 20 nullinnull null Anull null null nullnull00 nullnull nul
27、lnull null t null 24 h null Anullnullnull Enullternal defects null See Section null onull BS TA null00nullnull Surface contamination null See Section null onull BS TA null00nullnull nullarking null See Section null onull BS TA null00nullnull nullimensional inspection null See Section null onull BS T
28、A null00nullnull nullotes nullnullnullBritish Standards conullering other nullornulls onull nullaterial onull sinullilar conullposition are:Rnull nullnullnullanull nullinnull null null00 null 0null0 null 0null0 null 000nullanullnull null 2null0 null 220 null 200 null 200nullinulliting ruling section
29、 nulllrsnull nullnullnullnulllrs G 2null 2null null lrs G null00 lrs G null00 null00 null lrs G nullnull0nullornull British StandardBar and section nullor nullachiningBS TA 4null BS TA 4null null BS TA 49nullorging stocnull null null null BS TA null0nullorgings null null BS TA 4null BS TA nullnull2n
30、ullAt the discretion onull the nullanunullacturer the nullaterial nullay nulle stress relienulled nullnull00 nullnull G G 700 nullnull null t G null hnullnullnullnullAt heat treatnullent stage4nullnullhen specinulled on the dranullingnull order or Inspection ScheduleBS 2TA 47:20094 null null BSI 200
31、9BRITISH STANDARDnullibliograpnullyStandards publicationsnullor dated renullerencesnull only the edition cited appliesnull nullor undated renullerencesnull the latest edition onull the renullerenced docunullent nullincluding any anullendnullentsnull appliesnullBS TA 4nullnull nullpecinullcation for
32、nullar and section of titaniumnullaluminiumnullmolynulldenumnulltinnullsilicon alloy nullTensile strength 1 1nullnullnull1 2nullnull MPanullnullnullimiting ruling section 2null mmnullBS TA 4nullnull nullpecinullcation for nullar and section for machining of titaniumnullaluminiumnullmolynulldenumnull
33、tinnullsilicon alloy nullTensile strength 1 nullnullnullnull1 22null MPanull nullnullimiting ruling section over 2null mm up to and including 1nullnull mmnullBS TA 4null nullpecinullcation for forgings of titaniumnullaluminiumnullmolynulldenumnulltinnullsilicon alloy nullTensile strength 1 nullnulln
34、ullnull1 22null MPanullnullnullimiting ruling section 1nullnull mmnullBS TA 49null nullpecinullcation for nullar and section for machining of titaniumnullaluminiumnullmolynulldenumnulltinnullsilicon alloy nullTensile strength 1 nullnullnullnull1 2nullnull MPanull nullnullimiting ruling section over
35、1nullnull mm up to and including 1nullnull mmnullBS TA null0null nullpecinullcation for forging stocnull of titaniumnullmolynulldenumnulltinnullsilicon alloy nullTensile strength 1 nullnullnullnull1 2nullnull MPanull nullnullimiting ruling section over 1nullnull mm up to and including 1nullnull mmnu
36、llBS TA nullnullnull nullpecinullcation for forgings of titaniumnullaluminiumnullmolynulldenumnulltinnullsilicon alloy nullTensile strength 1 nullnullnullnull1 2nullnull MPanullnullnullimiting ruling section over 1nullnull mm up to and including 1nullnull mmnullnullN 4null00nullnullnull Metallic mat
37、erials null nullules for the drafting and presentation of material standards null Part 1null nulleneral rules nullnullnullN 4null00null4null Metallic materials null nullules for the drafting and presentation of material standards null Part 4null nullpecinullc rules for titanium and titanium alloys n
38、ullnullnullnullnullunulllished 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 presents the UK view on standards in Europe and at the internation
39、al level. It is incorporated by Royal Charter.British Standards Institution (BSI)raising standards worldwideBSI Group Headquarters389 Chiswick High Road London W4 4AL UKTel +44 (0)20 8996 9001Fax +44 (0)20 8996 Standards are updated by amendment or revision. Users of BritishStandards should make su
40、re that they possess the latest amendments oreditions.It is the constant aim of BSI to improve the quality of our products andservices. We would be grateful if anyone finding an inaccuracy orambiguity while using this British Standard would inform the Secretary ofthe technical committee responsible,
41、 the identity of which can be foundon the inside front cover.Tel: +44 (0)20 8996 9000 Fax: +44 (0)20 8996 7400BSI offers members an individual updating service called PLUS whichensures that subscribers automatically receive the latest editions ofstandards.Buying standardsOrders for all BSI, internat
42、ional and foreign standards publicationsshould be addressed to BSI Customer Services.Tel: +44 (0)20 8996 9001 Fax: +44 (0)20 8996 7001Email: You may also buy directly using a debit/credit card from the BSI Shopon the website response to orders for international standards, it is BSI policy tosupply
43、the BSI implementation of those that have been publishedas British Standards, unless otherwise requested.Information on standardsBSI provides a wide range of information on national, European andinternational standards through its Library.Various BSI electronic information services are also availabl
44、e which givedetails on all its products and services. Contact the Information Centre. Tel: +44 (0)20 8996 7111 Fax: +44 (0)20 8996 7048 Email: Subscribing members of BSI are kept up to date with standardsdevelopments and receive substantial discounts on the purchase priceof standards. For details of
45、 these and other benefits contact MembershipAdministration. Tel: +44 (0)20 8996 7002 Fax: +44 (0)20 8996 7001 Email: Information regarding online access to British Standards via BritishStandards Online can be found at information about BSI is available on the BSI website CopyrightCopyright subsist
46、s in all BSI publications. BSI also holds the copyright, in the UK, of thepublications of the international standardization bodies. Except as permitted under theCopyright, Designs and Patents Act 1988 no extract may be reproduced, stored in a retrievalsystem or transmitted in any form or by any mean
47、s electronic, photocopying, recording orotherwise without prior written permission from BSI. This does not preclude the free use, in the course of implementing the standard of necessarydetails such as symbols, and size, type or grade designations. If these details are to be used forany other purpose than implementation then the prior written permission of BSI must beobtained. Details and advice can be obtained from the Copyright & Licensing Manager.Tel: +44 (0)20 8996 7070 Email: WB9423_BSI_StandardColCov_noK_AW:BSI FRONT COVERS 5/9/08 12:55 Page 2
