BS 2TA 42-2009 Specification for forgings of titanium-aluminium- molybdenum-tin-silicon-carbon alloy (tensile strength 1205-1375 MPa) (limiting ruling section over 25 mm up to and .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 forgings of titanium-aluminium-molybdenum-tin-silicon-carbon alloy (Tensile str

2、ength null nullnullnullnullnull nullnullnull nullPanull (nullimiting ruling section onuller nullnull mm up to and including nullnull mmnullnullS nullTA nullnullnullnullnullnullnullBS 2TA 42:2009 BRITISH STANDARDPublishing and copyright informationThe BSI copyright notice displayed in this document i

3、ndicates nullhen the document nullas last issuednullnull BSI 2009ISBN 9nullnull 0 nullnull0 nullnullnullnullnull 4InullS 49null02nullnullnull0The nullollonulling BSI renullerences relate to the nullornull on this standard: nullommittee renullerence Anullnullnullnullnull Dranullt nullor comment 09nul

4、lnull0null9nullnullnullnull DnullPublication historynullirst punulllished Septemnuller null9nullnullSecond nullpresentnull editionnull Nonullemnuller 2009Amendments issued since publicationnullate Tenullt affected BRITISH STANDARDnull BSI 2009 null iBS 2TA 42:2009Contentsnullorenullord iinull Scope

5、1null Normatinulle renullerences 1null Technical renulluirements 1Binullliography 4nullist of tablesTanullle null null Technical renulluirements nullor titaniumnullaluminiumnullmolynulldenumnulltinnullsiliconnullcarnullon alloy nullorgings 2Summary of pagesThis document comprises a nullront conuller

6、null an inside nullront conullernull pages i to iinull pages null to 4null an inside nullacnull conuller and a nullacnull conullernullBS 2TA 42:2009ii null null BSI 2009BRITISH STANDARDnullorenullordPublishing informationThis British Standard is punulllished nully BSI and came into enullnullect on n

7、ull0 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 represented on thi

8、s committee can nulle onulltained on renulluest to its secretarynullSupersessionThis British Standard supersedes BS TA 42:null9nullnullnull nullhich is nullithdranullnnullInformation about this documentThis is a nullull renullision onull BS TA 42null and introduces the nullollonulling principal chan

9、ges: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 deleted and replac

10、ed 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 It renullers only t

11、o 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 nullill nulle entrus

12、ted 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 sentences in nullhich

13、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 all the necessary pr

14、onullisions 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 42:2009null ScopeThis British Standard specinulles renulluirements nu

15、llor titaniumnullaluminiumnullmolynulldenumnulltinnullsiliconnullcarnullon alloy nullorgings nullith a tensile strength onull null 20null nullnulla to null nullnullnull nullnullanullnull nullormatinulle referencesThe nullollonulling renullerenced documents are indispensanullle nullor the application

16、 onull this documentnull nullor dated renullerencesnull only the edition cited appliesnull nullor undated renullerencesnull the latest edition onull the renullerenced document nullincluding any amendmentsnull appliesnullBS TA 4nullnull Specification for forging stock of titanium-aluminium-molynullde

17、num-tin-silicon-carnullon alloy nullTensile strengtnull 1 2nullnullnull1 nullnullnull Mnullanullnullnullimiting ruling section over 2null mm up to and including nullnull mmnullBS TA null00null nullrocedure for inspection, testing and acceptance of nullrougnullt titanium and titanium alloysnull Techn

18、ical renulluirementsnullaterial to this standard shall connullorm to Tanullle nullnullnullnullTnull Tnulle format and symnullols used in Tanullle 1 are derived from nullnull 4nullnullnull-1 and nullnull 4nullnullnull-4.BS 2TA 42:20092 null null BSI 2009BRITISH STANDARDTanullle null Technical renullu

19、irements for titanium-aluminium-molybdenum-tin-silicon-carbon alloy forgingsnull nullaterial designation nullS TA nullnullnull Chemical composition nullnulllementAl nullo Sn Si nulle null null2N2 H2 nullthersTinullach Totalnullinnull nullnull00 nullnull00 nullnull00 0nullnull0 null 0null0null null n

20、ull null null nullBasenullanullnull nullnull00 nullnull00 nullnull00 0nullnull0 0null20 0null20 0null2null 0null0null 0null0null2 null 0nullnull0 0null40null nullethod of melting See Section null onull BS TA null00nullnullnull nullorm nullorgings nullnullnullnullnull nullethod of production nullanun

21、ullactured nullrom nullorging stocnull connullorming to BS TA 4nullnullnullnull nullimit dimension(snull mm 2null null a or D G nullnullnull Technical specification Sections null and 4 onull BS TA null00 nullnullnull nullelinullery condition Solution treated null precipitation treated null descaled

22、and picnulllednulleat treatment null 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 nu

23、llCharacteristicsnullnullnull Test sample(snull See Section 4 onull BS TA null00nullnullnull Test piece(snull See Section 4 onull BS TA null00nullnullnull nulleat treatment nullse conditionnull nullimensions concerned mm 2null null a or D G nullnullnullnull Thicnullness of cladding on each facenull

24、nullnullnull nullirection of test piece nullnullnullTTemperature nullnull Amnullientnullnull Proof stress Rp0null2nullnulla H null 0nullnullnullnull Strength Rmnullnulla null 20null G RmG null nullnullnullnullnull Elongation A null H nullnullnull Reduction of areanull null H 20nullnull nullardness n

25、ullnullnull Shear strength Rcnullnulla nullnullnull nullending j null nullnullnull Impact strength nullnullnullCTemperature nullnull nullnullnull Time h nullnullnull Stress ranullnulla nullnullnull Elongation a null nullnullnull Rupture stress rRnullnulla nullnullnull Elongation at ruptureA null nul

26、lnullnull nullotes nullsee line 9nullnullnullnullBRITISH STANDARDnull BSI 2009 null nullBS 2TA 42:2009Tanullle null Technical renulluirements for titanium-aluminium-molybdenum-tin-silicon-carbon alloy forgings nullcontinuednullnullnull Enullternal defects null See Section 4 onull BS TA null00nullnul

27、l Surface contamination null See Section 4 onull BS TA null00nullnull nullarnulling null See Section 4 onull BS TA null00nullnull nullimensional inspection null See Section 4 onull BS TA null00nullnull nullotes nullnullnullBritish Standards conullering other nullorms onull material onull similar com

28、position are:Rm nullnullnullanull minnull null 20null null 2null0manullnull null nullnullnull null 420nullimiting ruling section nulllrsnull nullmmnull 2null null lrs G nullnull 2nullnullorm British StandardBar nullor machining BS TA 40 BS TA nullnullnullorging stocnull BS TA 4null BS TA null9BS 2TA

29、 42:20094 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 nullnullnull Speci

30、fication for nullar for macnullining of titanium-aluminium-molynulldenum-tin-silicon-carnullon alloy nullTensile strengtnull 1 2nullnullnull1 42null Mnullanullnullnullimiting ruling section 2null mmnullBS TA null9null Specification for forging stock of titanium-aluminium-molynulldenum-tin-silicon-ca

31、rnullon alloy nullTensile strengtnull 1 2nullnullnull1 42null Mnullanullnullnullimiting ruling section 2null mmnullBS TA 40null Specification for nullar for macnullining of titanium-aluminium-molynulldenum-tin-silicon-carnullon alloy nullTensile strengtnull 1 2nullnullnull1 nullnullnull Mnullanullnu

32、llnullimiting ruling section over 2null mm up to and including nullnull mmnullnullN 4null00nullnullnull Metallic materials null nullules for tnulle drafting and presentation of material standards null nullart 1null nulleneral rules nullnullnullN 4null00null4null Metallic materials null nullules for

33、tnulle drafting and presentation of material standards null nullart 4null Specific rules for titanium and titanium alloys nullnullnullnullnullunulllished as ASDnullSTAN nullrestandard at the date onull punulllication onullthis standardnullThis page deliberately left blankBSI is the independent natio

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