BS 2TA 49-2009 Specification for bar and section for machining of titanium-aluminium- molybdenum-tin-silicon-carbon alloy (Tensile strength 1000-1200 MPa) (Limiting ruling section .pdf

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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 onuller nullnullnull mm up to and including nullnullnull mmnullnullS nullTA nullnullnullnullnullnullnullBS 2TA 49:2009 BRITISH STANDARDPublishing and copyright informationThe BSI copyright notice displa

3、yed in this document indicates nullhen the document nullas last issuednullnull BSI 2009ISBN 9nullnull 0 nullnull0 nullnullnullnull2 nullInullS 49null02nullnullnull0The nullollonulling BSI renullerences relate to the nullornull on this standard: nullommittee renullerence Anullnullnullnullnull Dranull

4、t nullor comment 09nullnull0null9nullnullnullnull DnullPublication historynullirst punulllished nullenullruary null9nullnullSecond nullpresentnull editionnull Nonullemnuller 2009Amendments issued since publicationnullate Tenullt affected BRITISH STANDARDnull BSI 2009 null iBS 2TA 49:2009Contentsnull

5、orenullord iinull Scope 1null Normatinulle renullerences 1null Technical renulluirements 1Binullliography 4nullist of tablesTanullle null null Technical renulluirements nullor titaniumnullaluminiumnullmolynulldenumnulltinnullsilicon alloy nullar and section 2Summary of pagesThis document comprises a

6、 nullront conullernull an inside nullront conullernull pages i to iinull pages null to 4null an inside nullacnull conuller and a nullacnull conullernullBS 2TA 49:2009ii null null BSI 2009BRITISH STANDARDnullorenullordPublishing informationThis British Standard is punulllished nully BSI and came into

7、 enullnullect on null0 Nonullemnuller 2009null It nullas prepared nully nullanel Anullnullnullnullnullnullnullnull49null Titanium and its alloysnull under the authority onull Technical nullommittee Anullnullnullnullnullnull Metallic materials for aerospace purposesnull A list onull organinullations

8、represented on this committee can nulle onulltained on renulluest to its secretarynullSupersessionThis British Standard supersedes BS TA 49:null9nullnullnull nullhich is nullithdranullnnullInformation about this documentThis is a nullull renullision onull BS TA 49null and introduces the nullollonull

9、ing principal changes:anull renulluirements are stated in tanullular nullormat in accordance nullith nullN 4null00nullnull and nullN 4null00null4nullnullnull chemical composition has nulleen amended to add renulluirements nullor nullothernull elementsnullcnull melting method details hanulle nulleen

10、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 precautions are not tanullennull I

11、t renullers only to technical suitanullility and does not anullsolnulle the user nullrom legal onullligations relating to health and sanullety at any stagenullnullse of this documentIt has nulleen assumed in the preparation onull this British Standard that the enullecution onull its pronullisions nu

12、llill nulle entrusted to appropriately nullualinulled and enullperienced peoplenull nullor nullhose use it has nulleen producednullPresentational connullentionsThe pronullisions onull this standard are presented in roman nullinullenull uprightnulltypenull Its renulluirements are enullpressed in sent

13、ences 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 punulllication does not purport to include al

14、l 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 49:2009null ScopeThis standard specinulles renullui

15、rements nullor titaniumnullaluminiumnullmolynulldenumnulltinnullsilicon alloy nullar and section nullith a tensile strength onull null 000 nullnulla to null 200 nullnullanullnull nullormatinulle referencesThe nullollonulling renullerenced documents are indispensanullle nullor the application onull t

16、his documentnull nullor dated renullerencesnull only the edition cited appliesnull nullor undated renullerencesnull the latest edition onull the renullerenced document nullincluding any amendmentsnull appliesnullBS TA null00null Procedure for inspection, testing and acceptance of wrought titanium an

17、d titanium alloysnull Technical renulluirementsnullaterial to this standard shall connullorm to Tanullle nullnullNnullTnull The format and symnullols used in Tanullle 1 are derived from nullN 4nullnullnullnull1 and nullN 4nullnullnullnull4.BS 2TA 49:20092 null null BSI 2009BRITISH STANDARDTanullle n

18、ull Technical renulluirements for titanium-aluminium-molybdenum-tin-silicon alloy bar and sectionnull nullaterial designation nullS TA nullnullnull Chemical composition nullnulllementAl nullo Sn Si nulle null2N2 H2 null2 null2nullN2nullthersTinullach Totalnullinnull nullnull0 nullnull0 nullnullnull

19、0nullnull null null null null null null nullBasenullanullnull nullnull0 nullnull0 2nullnull 0nullnull 0null2 0null2null 0null0null 0null0null2 null 0null2null 0nullnull 0null4null nullethod of melting See Section null onull BS TA null00nullnullnull nullorm Bars and sections nullnullnullnullnull null

20、ethod of production nullnullnullnull nullimit dimension(snull mm null00 null a or D G nullnull0null Technical specification Sections null and 2 onull BS TA null00 nullnullnull nullelinullery condition Solution treated null precipitation treated null centreless ground or machinednulleat treatment nul

21、l null900 null0null nullnull null t null null h per 2null mm nullH 20 minnull null Anull null null nullnull00 nullnull nullnull null t null 24 h null Anullnullnullnull nullelinullery condition code nullnull nullse condition Delinullery conditionnulleat treatment nullCharacteristicsnullnullnull Test

22、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 mm null00 null a or D G nullnull0nullnull Thicnullness of cladding on each facenull nullnullnull nullirection of test

23、 piece nullnullnullTTemperature nullnull Amnullientnullnull Proof stress Rp0null2nullnulla H nullnull0nullnull Strength Rmnullnulla null 000 G Rm G null 200 nullnull Elongation A null H 9nullnull Reduction of areanull null H 20nullnull nullardness nullnullnull Shear strength Rcnullnulla nullnullnull

24、 nullending j null nullnullnull Impact strength nullnullnullCTemperature nullnull 400nullnull Time h null00nullnull Stress ranullnulla 4nullnullnullnull Elongation a null G 0nullnull0 nulltotal plastic strainnull 2nullnullnull Rupture stress rRnullnulla nullnullnull Elongation at ruptureA null nulln

25、ullnull nullotes nullsee line 9nullnullnullnullnull 2nullBRITISH STANDARDnull BSI 2009 null nullBS 2TA 49:2009Tanullle null Technical renulluirements for titanium-aluminium-molybdenum-tin-silicon alloy bar and section nullcontinuednullnullnull Enullternal defects null See Section 2 onull BS TA null0

26、0nullnull 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 conullering other nullorms onull material onull sim

27、ilar composition are:Rm nullnullnullanull minnull null null00 null 0null0 null 0null0 null 0null0 null 000manullnull null 2null0 null 220 null 220 null 200 null 200nullimiting ruling section nulllrsnull nullmmnulllrs G 2null 2null G lrs G null00 lrs G null00 lrs G null00 null00 null lrs G nullnull0n

28、ullorm British StandardBar and section nullor machiningBS TA 4null BS TA 4null null null nullnullorging stocnull null null BS TA 4null null BS TA null0nullorgings null null null BS TA 4null BS TA nullnull2nullnullhen renulluired and stated on the dranullingnull order or Inspection ScheduleBS 2TA 49:

29、20094 null null BSI 2009BRITISH STANDARDnullibliographyStandards publicationsnullor dated renullerencesnull only the edition cited appliesnull nullor undated renullerencesnull the latest edition onull the renullerenced document nullincluding any amendmentsnull appliesnullBS TA 4nullnull nullpecinull

30、cation for 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 titaniumnullaluminiumnullmolynu

31、lldenumnulltinnullsilicon alloy nullTensile strength 1 nullnullnullnull1 22null MPanull nullnullimiting ruling section over 2null mm up to and including 1nullnull mmnullBS TA 4nullnull nullpecinullcation for forging stocnull of titaniumnullaluminiumnullmolynulldenumnulltinnullsilicon alloy nullTensi

32、le strength 1 nullnullnullnull1 22null MPanullnullnullimiting ruling section 1nullnull mmnullBS TA 4null nullpecinullcation for forgings of titaniumnullaluminiumnullmolynulldenumnulltinnullsilicon alloy nullTensile strength 1 nullnullnullnull1 22null MPanullnullnullimiting ruling section 1nullnull m

33、mnullBS 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 mmnullBS TA nullnullnull nullpecinullcation for

34、forgings of titaniumnullaluminiumnullmolynulldenumnulltinnullsilicon alloy nullTensile strength 1 nullnullnullnull1 2nullnull MPanullnullnullimiting ruling section over 1nullnull mm up to and including 1nullnull mmnullnullN 4null00nullnullnull Metallic materials null nullules for the drafting and pr

35、esentation 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 nullnullnullnullnullunulllished as ASDnullSTA

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