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-carbon alloy (Tensil
2、e strengtnullnull nullnullnullnullnull nullnullnull nullPanull (nullimiting ruling section onuller nullnull mm up to and including nullnull mmnullnullS nullTA nullnullnullnullnullnullnullBS 2TA 41:2009 BRITISH STANDARDPublisnulling and copyrignullt informationThe BSI copyright notice displayed in th
3、is docunullent indicates nullhen the docunullent nullas last issuednullnull BSI 2009ISBN 9nullnull 0 nullnull0 nullnullnullnullnull nullInullS 49null02nullnullnull0The nullollonulling BSI renullerences relate to the nullornull on this standard: nullonullnullittee renullerence Anullnullnullnull1 Dran
4、ullt nullor conullnullent 09nullnull019null1nullnull DnullPublication nullistorynullirst punulllished Septenullnuller 19null1Second nullpresentnull editionnull Nonullenullnuller 2009Amendments issued since publicationnullate Tenullt affected BRITISH STANDARDnull BSI 2009 null iBS 2TA 41:2009Contents
5、nullorenullord iinull Scope 1null Nornullatinulle renullerences 1null Technical renulluirenullents 1Binullliography 4nullist of tablesTanullle 1 null Technical renulluirenullents nullor titaniunullnullalunulliniunullnullnullolynulldenunullnulltinnullsiliconnullcarnullon alloy nullorging stocnull 2Su
6、mmary of pagesThis docunullent conullprises a nullront conullernull an inside nullront conullernull pages i to iinull pages 1 to 4null an inside nullacnull conuller and a nullacnull conullernullBS 2TA 41:2009ii null null BSI 2009BRITISH STANDARDnullorenullordPublisnulling informationThis British Sta
7、ndard is punulllished nully BSI and canulle into enullnullect on null0 Nonullenullnuller 2009null It nullas prepared nully nullanel Anullnullnullnull1nullnullnull49null Titanium and its alloysnull under the authority onull Technical nullonullnullittee Anullnullnullnull1null Metallic materials for ae
8、rospace purposesnull A list onull organinullations represented on this conullnullittee can nulle onulltained on renulluest to its secretarynullSupersessionThis British Standard supersedes BS TA 41:19null1null nullhich is nullithdranullnnullInformation about tnullis documentThis is a nullull renullis
9、ion onull BS TA 41null and introduces the nullollonulling principal changes:anull renulluirenullents are stated in tanullular nullornullat in accordance nullith nullN 4null00null1 and nullN 4null00null4nullnullnull chenullical conullposition hanulle nulleen anullended to add renulluirenullents nullo
10、r nullothernull elenullentsnullcnull nullelting nullethod details hanulle nulleen deleted and replaced nully renullerence to Section 1 onull BS TA 100nullnullanullard nullarningsnullARnullInullnullnull This British Standard calls nullor the use onull sunullstances andnullor procedures that can nulle
11、 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 tnullis documentIt has nulleen assunulled in the pre
12、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
13、ronullan nullinullenull uprightnulltypenull 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 ele
14、ment.Contractual and legal considerationsThis 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 obligationsnull
15、BRITISH STANDARDnull BSI 2009 null 1BS 2TA 41:2009null ScopeThis British Standard specinulles renulluirenullents nullor titaniunullnullalunulliniunullnullnullolynulldenunullnulltinnullsiliconnullcarnullon alloy nullorging stocnull nullith a tensile strength onull 1 20null nullnulla to 1 nullnullnull
16、 nullnullanullnull nullormatinulle referencesThe nullollonulling 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 renullere
17、nced docunullent nullincluding any anullendnullentsnull appliesnullBS TA 100null Procedure for inspection, testing and acceptance of wrought titanium and titanium alloysnull Tecnullnical renulluirementsnullaterial to this standard shall connullornull to Tanullle 1nullNnullTnull The format and symnul
18、lols used in Tanullle 1 are derived from nullN 4nullnullnullnull1 and nullN 4nullnullnullnull4.BS 2TA 41:20092 null null BSI 2009BRITISH STANDARDTanullle 1 Tecnullnical renulluirements for titanium-aluminium-molybdenum-tin-silicon-carbon alloy forging stocknull nullaterial designation nullS TA nulln
19、ullnull Cnullemical composition nullnulllenullentAl nullo Sn Si nulle null null2N2 H2 nullthersTinullach Totalnullinnull nullnull00 nullnull00 nullnull00 0nullnull0 null 0null0null null null null null nullBasenullanullnull nullnull00 nullnull00 nullnull00 0nullnull0 0null20 0null20 0null2null 0null0
20、null 0null012 null 0null10 0null40null nulletnullod of melting See Section 1 onull BS TA 100nullnullnull nullorm nullorging stocnull 1nullnullnullnull nulletnullod of production nullnullnullnull nullimit dimension(snull nullnull 2null null a or D G nullnullnull Tecnullnical specification Sections 1
21、and null onull BS TA 100 nullnullnull nullelinullery condition Asnullnullorgednull hot rolled or enulltruded 2null null centreless ground or nullachinednulleat treatment nullnullnullnull nullelinullery condition code nullnull nullse condition Delinullery conditionnulleat treatment nullCnullaracteris
22、ticsnullnullnull Test sample(snull See Section null onull BS TA 100nullnullnull Test piece(snull See Section null onull BS TA 100nullnullnull nulleat treatment Renullerence nullsee nulline 29nullnull nullimensions concerned nullnull 2null null a or D G nullnullnullnull Tnullickness of cladding on ea
23、cnull facenull nullnullnull nullirection of test piece nullnullnullTTemperature nullnull Anullnullientnullnull Proof stress Rp0null2nullnulla H 1 0nullnullnullnull Strengtnull Rnullnullnulla 1 20null G Rnull G 1 nullnullnullnullnull Elongation A null H nullnullnull Reduction of areanull null H 20nul
24、lnull nullardness nullnullnull Snullear strengtnull Rcnullnulla nullnullnull nullending j null nullnullnull Impact strengtnull nullnullnullCTemperature nullnull nullnullnull Time h nullnullnull Stress ranullnulla nullnullnull Elongation a null nullnullnull Rupture stress rRnullnulla nullnullnull Elo
25、ngation at ruptureA null nullnullnull nullotes nullsee line 9nullnull1nullnull 2nullBRITISH STANDARDnull BSI 2009 null nullBS 2TA 41:2009Tanullle 1 Tecnullnical renulluirements for titanium-aluminium-molybdenum-tin-silicon-carbon forging alloy stock nullcontinuednullnullnull Reference nulleat treatm
26、ent null Solution treated null precipitation treated: null null900 10null nullnull null t null 1 h per 2null nullnull nullH 20 nullinnull null Anull null null nullnull00 nullnull nullnull null t null 24 h null Anullnullnull Enullternal defects null See Section null onull BS TA 100nullnull Surface co
27、ntamination null See Section null onull BS TA 100nullnull nullarking null See Section null onull BS TA 100nullnull nullimensional inspection null See Section null onull BS TA 100nullnull nullotes null1nullBritish Standards conullering other nullornulls onull nullaterial onull sinullilar conullpositi
28、on are:Rnull nullnullnullanull nullinnull 1 20null 1 2null0nullanullnull 1 nullnullnull 1 420nullinulliting ruling section nulllrsnull nullnullnullnull 2null null lrs G nullnull lrs G 2nullnullornull British StandardBar nullor nullachining BS TA 40 BS TA nullnullnullorging stocnull null BS TA null9n
29、ullorgings BS TA 42 null2nullAt the discretion onull the nullanunullacturer the nullaterial nullay nulle stress relienulled nullnull00 nullnull G G null00 nullnull null t G null hnullBS 2TA 41:20094 null null BSI 2009BRITISH STANDARDnullibliograpnullyStandards publicationsnullor dated renullerencesn
30、ull only the edition cited appliesnull nullor undated renullerencesnull the latest edition onull the renullerenced docunullent nullincluding any anullendnullentsnull appliesnullBS TA nullnullnull nullpecinullcation for nullar for machining of titaniumnullaluminiumnullmolynulldenumnulltinnullsiliconn
31、ullcarnullon alloy nullTensile strength 1 2nullnullnull1 42null MPanullnullnullimiting ruling section 2null mmnullBS TA null9null nullpecinullcation for forging stocnull of titaniumnullaluminiumnullmolynulldenumnulltinnullsiliconnullcarnullon alloy nullTensile strength 1 2nullnullnull1 42null MPanul
32、lnullnullimiting ruling section 2null mmnullBS TA 40null nullpecinullcation for nullar for machining of titaniumnullaluminiumnullmolynulldenumnulltinnullsiliconnullcarnullon alloy nullTensile strength 1 2nullnullnull1 nullnullnull MPanullnullnullimiting ruling section over 2null mm up to and includi
33、ng nullnull mmnullBS TA 42null nullpecinullcation for forgings of titaniumnullaluminiumnullmolynulldenumnulltinnullsiliconnullcarnullon alloy nullTensile strength 1 2nullnullnull1 nullnullnull MPanullnullnullimiting ruling section over 2null mm up to and including nullnull mmnullnullN 4null00null1nu
34、ll Metallic materials null nullules for the drafting and presentation of material standards null Part 1null nulleneral rules 1nullnullN 4null00null4null Metallic materials null nullules for the drafting and presentation of material standards null Part 4null nullpecinullc rules for titanium and titan
35、ium alloys 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 presents the UK view on standards in Europe and at the inter
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