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 bar and section for machining of titanium-aluminium-molybdenum-tin-silicon allo
2、y (Tensile strength null nullnullnullnullnull nullnullnull nullPanull (nullimiting ruling section nullnull mmnullnullS nullTA nullnullnullnullnullnullnullBS 2TA 45:2009 BRITISH STANDARDPublishing and copyright informationThe BSI copyright notice displayed in this docunullent indicates nullhen the do
3、cunullent nullas last issuednullnull BSI 2009ISBN 9nullnull 0 5null0 null5nullnullnull nullInullS 49null025nullnull0The nullollonulling BSI renullerences relate to the nullornull on this standard: nullonullnullittee renullerence Anullnullnullnullnull Dranullt nullor conullnullent 09nullnull0null9nul
4、lnullnull9 DnullPublication historynullirst punulllished nullenullruary null9nullnullSecond nullpresentnull editionnull Nonullenullnuller 2009Amendments issued since publicationnullate Tenullt affected BRITISH STANDARDnull BSI 2009 null iBS 2TA 45:2009Contentsnullorenullord iinull Scope 1null Nornul
5、latinulle renullerences 1null Technical renulluirenullents 1Binullliography 4nullist of tablesTanullle null null Technical renulluirenullents nullor titaniunullnullalunulliniunullnullnullolynulldenunullnulltinnullsilicon alloy nullar and section 2Summary of pagesThis docunullent conullprises a nullr
6、ont conullernull an inside nullront conullernull pages i to iinull pages null to 4null an inside nullacnull conuller and a nullacnull conullernullBS 2TA 45:2009ii null null BSI 2009BRITISH STANDARDnullorenullordPublishing 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 45:null9nullnullnull nullhich is nullithdranullnnullInformation about this documentThis is a nullull renullision onull BS TA 45null and introduces the
9、nullollonulling principal changes:anull renulluirenullents are stated in tanullular nullornullat in accordance nullith nullN 4500nullnull and nullN 4500null4nullnullnull chenullical conullposition has nulleen anullended to add renulluirenullents nullor nullothernull elenullentsnullcnull nullelting n
10、ullethod 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 adenulluate p
11、recautions 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 preparation onull this British Standard that the
12、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 uprightnulltypenull It
13、s 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 considerationsThis
14、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 immunity from legal obligationsnullBRITISH STANDARDnull BSI 2009 null nullBS 2TA 45:200
15、9null ScopeThis standard specinulles renulluirenullents nullor titaniunullnullalunulliniunullnullnullolynulldenunullnulltinnullsilicon alloy nullar and section nullith a tensile strength onull null null00 nullnulla to null 2null0 nullnullanullnull nullormatinulle referencesThe nullollonulling renull
16、erenced 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 appliesnullBS T
17、A null00null Procedure for inspection, testing and acceptance of wrought titanium and titanium alloysnull Technical renulluirementsnullaterial to this standard shall connullornull to Tanullle nullnullNnullTnull The format and symnullols used in Tanullle 1 are derived from nullN 4nullnullnullnull1 an
18、d nullN 4nullnullnullnull4.BS 2TA 45:20092 null null BSI 2009BRITISH STANDARDTanullle null Technical renulluirements for titanium-aluminium-molybdenum-tin-silicon alloy bar and sectionnull nullaterial designation nullS TA nullnullnull Chemical composition nullnulllenullentAl nullo Sn Si nulle null2N
19、2 H2 null2 null 2nullN2nullthersTinullach Totalnullinnull nullnull0 nullnull0 nullnull5 0nullnull null null null null null null nullBasenullanullnull 5null0 5null0 2null5 0nullnull 0null2 0null25 0null0null 0null0null2 5 0null2null 0nullnull 0null4null nullethod of melting See Section null onull BS
20、TA null00nullnullnull nullorm Bar nullnullnullnullnull nullethod of production nullnullnullnull nullimit dimension(snull nullnull a or D G 25null Technical specification Sections null and 2 onull BS TA null00 nullnullnull nullelinullery condition Solution treated null precipitation treated null cent
21、reless ground or nullachinednulleat treatment null null900 null0null nullnull null t null null h per 25 nullnull nullH 20 nullinnull null Anull null null null500 5null nullnull null t null 24 h null Anullnullnullnull nullelinullery condition code nullnull nullse condition Delinullery conditionnullea
22、t treatment nullCharacteristicsnullnullnull Test sample(snull See Section 2 onull BS TA null00nullnullnull Test piece(snull See Section 2 onull BS TA null00nullnullnull nulleat treatment nullse conditionnull nullimensions concerned nullnull a or D G 25nullnull Thicnullness of cladding on each facenu
23、ll nullnullnull nullirection of test piece nullnullnullTTemperature nullnull Anullnullientnullnull Proof stress Rp0null2nullnulla H 9null0nullnull Strength Rnullnullnulla null null00 G RnullG null 2null0nullnull Elongation A null H 9nullnull Reduction of areanull null H 25nullnull nullardness nullnu
24、llnull Shear strength Rcnullnulla nullnullnull nullending j null nullnullnull Impact strength nullnullnullCTemperature nullnull 400nullnull Time h null00nullnull Stress ranullnulla 4null5nullnull Elongation a null G 0nullnull0 nulltotal plastic strainnull 2nullnullnull Rupture stress rRnullnulla nul
25、lnullnull Elongation at ruptureA null nullnullnull nullotes nullsee line 9nullnullnullnullnull 2nullBRITISH STANDARDnull BSI 2009 null nullBS 2TA 45:2009Tanullle null Technical renulluirements for titanium-aluminium-molybdenum-tin-silicon alloy bar and section nullcontinuednullnullnull Enullternal d
26、efects null See Section 2 onull BS TA null00nullnull Surface contamination null See Section 2 onull BS TA null00nullnull nullarnulling null See Section 2 onull BS TA null00nullnull nullimensional inspection null See Section 2 onull BS TA null00nullnull nullotes nullnullnullBritish Standards conuller
27、ing other nullornulls onull nullaterial onull sinullilar conullposition are:Rnull nullnullnullanull nullinnull null 050 null 050 null 050 null 000nullanullnull null 220 null 220 null 200 null 200nullinulliting ruling section nulllrsnull nullnullnullnull25 null lrs G null00 lrs G null00 lrs G null00
28、null00 null lrs G null50nullornull British StandardBar and section nullor nullachiningBS TA 4null null null BS TA 49nullorging stocnull null BS TA 4null null BS TA 50nullorgings null null BS TA 4null BS TA 5null2nullnullhen specinulled on the dranullingnull order or Inspection ScheduleBS 2TA 45:2009
29、4 null null BSI 2009BRITISH STANDARDnullibliographyStandards publicationsnullor dated renullerencesnull only the edition cited appliesnull nullor undated renullerencesnull the latest edition onull the renullerenced docunullent nullincluding any anullendnullentsnull appliesnullBS TA 4nullnull nullpec
30、inullcation for nullar and section for machining of titaniumnullaluminiumnullmolynulldenumnulltinnullsilicon alloy nullTensile strength 1 nullnullnullnull1 22null MPanull nullnullimiting ruling section over 2null mm up to and including 1nullnull mmnullBS TA 4nullnull nullpecinullcation for forging s
31、tocnull of titaniumnullaluminiumnullmolynulldenumnulltinnullsilicon alloy nullTensile strength 1 nullnullnullnull1 22null MPanullnullnullimiting ruling section 1nullnull mmnullBS TA 4null nullpecinullcation for forgings of titaniumnullaluminiumnullmolynulldenumnulltinnullsilicon alloy nullTensile st
32、rength 1 nullnullnullnull1 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 ru
33、ling section over 1nullnull mm up to and including 1nullnull mmnullBS TA 50null nullpecinullcation for forging stocnull of titaniumnullmolynulldenumnulltinnullsilicon alloy nullTensile strength 1 nullnullnullnull1 2nullnull MPanull nullnullimiting ruling section over 1nullnull mm up to and including
34、 1nullnull mmnullBS TA 5nullnull nullpecinullcation for forgings of titaniumnullaluminiumnullmolynulldenumnulltinnullsilicon alloy nullTensile strength 1 nullnullnullnull1 2nullnull MPanullnullnullimiting ruling section over 1nullnull mm up to and including 1nullnull mmnullnullN 4500nullnullnull Met
35、allic materials null nullules for the drafting and presentation of material standards null Part 1nullnulleneral rules nullnullnullN 4500null4null Metallic materials null nullules for the drafting and presentation of material standards null Part 4nullnullpecinullc rules for titanium and titanium allo
36、ys nullnullnullnullnullunulllished 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 interna
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