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Downloaded from http://www.everyspec.com MI1-HDBK-694A(MR] 15 December 1966 MIUTARY STANDARDIZATION HANDBOOK ALUMINUM AND ALUMINUM ALLOYS n MISC Downloaded from http://www.everyspec.com DEPARTMENT OF WASHINGTON DEFENSE 25, D C MIL-HDBK-694A(MR) Aluminum and Aluminum Alloys 15 December 1966 This standardization with established procedure 2, This publication military standardization handbook was developed by the Department was approved on 15 December handbook series 1%6 of Defense for printing in accordance and inclusion in the This document provides basic and fundamental information on alu”minum and aluminum alloys for the guidance of engineers and designers of military materiel The handbook is not intended to be referenced in purchase specifications ezcepl /or inforrnutiond purposes, nor shall it supersede my speci[icalion reyuirerneqts 4, Every effort has been made to reflect the latest information on aluminum and aluminum alloys It is the intent to review this handbook periodically to insure its completeness and Users of this document are encouraged to report any errors discovered and any recurrency commendations for changes or inclusions to the Commanding Officer, U S Army Materials Research Agency, Watertown, Mass., 02172 Attn: AMXMR-TMS Downloaded from http://www.everyspec.com MlL=ttDBK=694A[ Mll] 15 December 1966 Preface This is one of a group of handbooks covering design and construction of military equipment metallic and nonmetallic materials used in the form, technical information and data The purpose of this handbook is to provide, in condensed of direct usefulness to design engineers The data, especially selected from a very large number of industrial and government publications, have been checked for suitability for use in design Wherever practicab~e the various types, classes, and grades of materials are identified with applicable government specifications The corresponding technical society specifications and commercial designations are shown for information The numerical values for properties listed in this handbook, which duplicate specification requirements, are in agreement with the values in issues of the specifications in effect at the date of this handbook Because of revisions or amendments to specifications taking place after publication, differ from those shown in current specifications In connection the values may, in some instances, with procurement, it should be understood that the governing requirements are those of the specifications of the issue listed in the contract Wherever specifications are referred to in this handbook, the basic designation only is shown, omitting any revision or amendment symbols This is done for purposes of simplification and to avoid the necessity for making numerous changes in the handbook whenever specifications are revised or amended Current “Department issues of specifications should of Defense Index of Specifications The material into four sections: Section Section Section Section Comments Army Materials II III IV in the text - is based be determined and Standards on the literature by consulting ” listed the latest in the bibliography issue of the It is subdivided Aluminum in Engineering Design Standardization Documents Typical Properties of Aluminum and Aluminum A11OYS Specification Requirements on this handbook are invited, Research Agency, Watertown, They should Mass 02172 ., 111 be addressed to Commanding Attn: AMXMR-TMS Officer, U S Downloaded from http://www.everyspec.com Downloaded from http://www.everyspec.com MILHDBK=694A[MR] 15 December 1966 - Contents Page Paragraph Preface Section I DESIGN ALUMINUM IN ENGINEERING s 111 GENERAL Characteristics i.,, ,0 Economic Considerations ,, 1 CLASSES OF ALUMINUM Types Available “Pure’’ Aluminum S Casting Alloy s Wrought Alloys 2 2 AND ALUMINUM ALLOYS ”.’” .00.’.occ.c ,., ””” .,, ,sc”’” ’” “.-+ 000” ” +“-s PROPERTIES OF ALUMINUM ”.” Physical Properties ’”” Mechanical Properties ”! 3 ““” “’.””’ “””” TEMPER DESIGN ATION SYSTEM Temper Designation , ””’ .“” 5 HEAT TREATMENT 10 Effects of Heat Treatment 11 Effects of Quenching ““+” ”” “ ”” 8 ‘ 8 ~ ~ 9 FORMABIL,ITY 12 Factors ”””” c.””.’ Affecting Formability MACHINABILITY 13 Factors Affecting Machinability , JOINING 14, Joining Methods 15 Riveting 16, Welding 17, Brazing 18 Soldering 19 Adhesive Bonding “’ ””’ ’ ., , ”” , ”.” .” -” , , ”-” ~ “.’ ~ ~ ~ “ “.’ ‘ 18 4L !5 10 4L !5 10 22 ma 14max - -t- (18) 15 - T4 ).025 } 050 1,260 to 0,049 to 0,259 to O 500 30 30 30 16 16 16 14 16 18 -T6 1.025 1.050 1.260 to 0,049 to 0.259 to 0.500 42 42 42 35 35 35 10 12 I Others (1) 0.05 each 0, 15 total *1 Balance Yield Stl ka i Str (19) 12 max 12 max 12 max 22 22 22 22 22 0.25 0.15 -T6 L Drawn or Cold Finished 0.15-0.40 2n Mn 0.250-1.000 1.001-3.000 -F Shapes, Ti -T451 I 00-A-200/8 Bar, Rod, 0.7 - percent Gu Fe Gr 40-0.8 Deaignaticm SDeciflcation lTemper COMPOSITION - BHN Shear ksi Str Downloaded from http://www.everyspec.com MIL-HDBK-694A[MR] 15 December 1966 - id Designation 1Temper Specification XUNICAL PR( Thickness Inch PERTIES Area ~q in I QQ-A-367 rensile Str ksi I Cont ) Yield Str ka i I -1-b 4(5) (4) 38(P) (4) 35(P) Tb 4(5) 38(NP) 35(NP] I -T’6 up 38(L) 38(LT) 37(ST) 37(L)” 37(LT) 35( ST) 35(L) 35(LT) 33(ST) 34(L) 34(LT) 32( ST) Forgings, Heat Treated up to 144 to I Over 10 M Up to 256 ——— QQ-A-430 Rod and W Ire; For Rivets and Cold Heading - minimum -0 -H)J - T6 - d]ameter 501 and Up lhru ovc EL % 9HN IO(6I 80 5(6) 80 Shear Str ksi 10 : 22 max 22 O 500 42 0.063-0.615 86 35 10 25 Downloaded from http://www.everyspec.com MIL=HDBK=694A[MR] 15 December 1966 CHEMICAL COMPOSITION - percent Specification Si Mg 0.45-0.9 QQ-A-ZOO19 0.20- 0.6 Fe Cu Ti 0.35 0.10 0.10 Mn 0.10 Zn Cr 0.10 0.10 others(’) 0.05 Al Balance each 0.15 total ROPERTIES MECHANICAL Designation Specification ITempe r Thickness inch -o OGA-2oO19 Bar, Rod Shapes, - T* and Tube, Extruded - T42 in Str Yield Str ksi I i EL I 18 I 14 14 % All 19 max Up thru O 500 0.501-1.000 19 18 10 Up thru O 500 0.501-1.000 17 16 - T5 Up thru O 500 0,501-1,000 22 21 16 15 8 - T6 UPthrtr O 124 0.125-1.000 30 30 25 26 a 10 Si Mg specification below Tens ile ks i Area Sq CHEM3CAL Ml - see - minimum 9-1.8 0.8-1,4 COMPOSITION Mn Cu 6-1,1 0.7-1.2 MECHANICAL PROPERTIES , Th)cknearn De mignation Temper QQ-A-200/10 Bar, Rod, Shapes, and Tube Extruded -o -=4 T4~*o T4~J] Cr Fe 0.40 0,50 Tensile Str ks ] in - Al 0.05 0.15 each Balance total Y]eld Str ksl EL % 29 max 18 max 16 40 25 14 40 24 14 - 50 45 BHN ‘ 4(5) T6 0.20 - -T62 QQ-A-367 Others Ti al 0,25 - mimmum -T42 -T6, -T651O, -T6511 12 12 - percent Area Sq mch SpecificattOn 50 42 50(P)(4) 45(P)(4) ]2(6) 100 Forgings, Heat Treated CHEMl CAL COMPOSI T1ON - percent Cu Specification All - see 0.35 below Si 0,6-1.2 Fe 1.0 MECHANICAL Denigration Specification QQ-A-367 Forgingo, Heat Treated Temper Thicknes~ inch Mn 0.20 Mg 0.45-0.8 PROPERTIES Area Sq in Zn Cr 0.25 0.15-0.35 Ti 0.15 Others 0.05 0.15 Al each total Balance - mirnmum Tensile ka> Str Yield Str ka I EL % (:J -T6 (5) (4) 44(P) (4) 37(P) - T6 44(NP) 37(NP) L4 37 BHN 90 90 10 90 ● MIL-A.12545 Impact Extrtmionc - T6 87 Downloaded from http://www.everyspec.com M11=HDBK9694A[MR] 15 December 1966 CHEMICAL Mg Zn Specification 1-6.1 All - see below 1-2.9 QQ-A-250112 Plate and 5heet 2Q-A-200/Jl Bar, Rod, ;hapea, and hbe, Ex,rudecl Thickness inch 0.015-0.499 0.500-2.000 -o -T6 0.015-0.039 0.040-0.499 0.500-1.000 1.001-2, 000 ,2.001-2.500 2.501-3, 000 3.001-3.500 3.501-4.000 -T651 0.250-0.499 0.500-1.000 1.001-2.000 2, 001-2.500 2.501-3.000 3.001-3,500 3.501-4.000 Cr 1.2-2.0 MECHANICAL Designation specification Temper COMPOSITION Gu 0,.18-0.40 PROPERTIES Area Sq, in, Fe Si 0.30 0,7 0,50 Othero(’) 0.05 each 0, 15 total Str Yield Str ka i EL % 21 max - 76 77 77 77 73 70 65 66 66 66 62 60 R 2; : 3 77 77 77 73 70 70 67 66 66 66 62 60 57 53 3 All - No requir ements All sizes 40 max 24 ma% -T6, -T651O, -T651 up to 0,250 0.500 3.000 78 81 81 70 73 72 7 Up to 20 sq, in Over 20 to 32 81 78 71 70 &oT”tO 5.000 Up to 32 sq in, 76 68 (2) f~) -0 Bar, Rod, wire, and - T6 up -T651 special jhapes: Roll Cd >rawn, or Cold Finiehed to 2.999 10 to 4.499 40 max - up to 4.000 77 66 0, 500 to 4, 000 77 66 to 8.000 - T6 (19,4) 75(P) (19,4) 65(P) - T6 71(NP) 62(NP) 3(7) - T6 (class Up t: 16 Lengths up to Y the width 75(L) 75(LT) 72( ST) 64(L) 63(LT) 63(ST) : Up to 16 Lengths over times the width 75(JJ 73(LT) 70(ST) 63(L) 61 (LT) 61(ST) 61(L) 60(LT) 60(ST) 60(L) 59(LT) 59( ST) (5) 1) BHN (16) 10 10 40 max 40” max -F 0Q-A-367 Forgings, -teat rreated - percent Mn ]o(6) ; 135 135 Shear St! koi Downloaded from http://www.everyspec.com MI1=HDBK-694A[MR] 15 December 1966 Blmn MECHANICAL - T6 -T6 (Class VI) [ Cent) Tensile ksi 69(LT) 66(ST) 59( L) 57(LT) 57(ST) 70(L) 67(LT) 64( ST) 58(L) 56(LT) 56(ST) 65 66 Over 36 to 144 Lengths up to times the width 71(L) 66(ST) to 256 EL q, Stz 71(L) 69(LT) 144 Yield ksi 60(L) 58(LT) 58( ST) Over 36 to 144 Lengths up to times the width Over I Str (Claaa v) Treated ( Cent) - minimum Area Sq in Thickness inch Designation Specification [ Temper QQ-A- 367 Forging s, Heat PROPERTIES BHN Shear ksi 40 max + QQ-A-430 Rod and Wire; For Rivets -0 -H13 Cold - T6 and 75 I -diamcter0, 501 and over Up thru 135 40 ma 36 O 500 77 0.063-0.615 42 Heading mm CHEMICAL Zn Specification QQ-A-250/13 Core (7075) Cladding (7072) 1-6.1 0,8 Mg 1-2.9 0, 10 -1.3 COMPOSITION Cu 2-2.0 Cr 0.18-0.40 0.10 X-L4N2CAL 1- De.sig Specification QQ-A-250/ 13 Plate and Sheet tion Temper PRC Thickness inch - percent Mn Fe Si Ti 0.30 0.7 0.50 0.20 0.10 Fe k Si10.7 CR TIES Area Sq in Others(l) - Tensile kai Str - T6 0,008-0.011 0.012-0.039 0.040-0.062 0.063-0.187 0.188-0.499 0, 500-1.000 1.001-2.000 2.001-2.500 2.501-3.000 3.001-3.500 3.501-4.000 68 70 72 73 75 77 77 73(11) 70 70 67 58 60 62 63 64 66 75 77 77 64 66 66 \ 62 60(11) -3? 0.250-6.000 0.05 0.15 Balance ksi 36 36 38 39 40 0.250-0.499 0.500-1.000 1.001-2.000 2.001-2.500 2.501-3.000 3.001-3,500 3.501-4.000 Balance Yield Str 0.008-0,014 0.015-0.062 0.063-0.087 0.188-0.499 0.500-1.000 - T651 0.05 each 15 total each total minimum -o Al max max max max mzx( 11 ) \ ,.j I ,.(ll) 70 67 J 20 20 20 21 - max max max max ) 3 57 53 J - NO requirements 10 10 10 10 8 3 66 62(11) 60 57 53 EL % - (16) Str Downloaded from http://www.everyspec.com MIL=HDBK=694A[MRJ 15 December 1966 CHEMICAL 2Q-A-250/ 18 Core (7075) Cladding (7072) Mg c 1-2.9 2-2.0 Zn specification 1-6.1 0.10 8-1.3 COMPOSITION Cr 0.18-0.40 0.10 MECHANICAL Designation Temper Specification -o QQ-A-250/18 Plate and Sheet - T6 QQ-A-367 Thickness inch QQ-A-367 Forgings, Heat Treated L 0.50 0.20 0.10 Fe & SYO.7 Tensile ksi Si Fe 0.6 Mn Thickness inch 4(5) Yield Str ksi Balance EL 70 10 73 74 75 76 77(11) 77(11) 62 64 64 65 66(11) 66(1 1) 8 76 77(11) 77(11) 65 66(11) 66(11) requirements - - percent Mg Zn Cr Ti Ni 7.0-8,0 - 0.20 - Area Sq, in Balance 10 10 10 1.2-2.0 PROPERTIES each total each total 21 mah 21 max - No 30-0.8 Al 21 ma> - 0.40 - 38 ma> 39 max ,- COMPOSITION 0.05 0.15 0.05 O 15 Str 062 187 499 000 Others(’) - minimum 39 ma> 40 ma> All -T61 0.7 - -F Temper 0.30 Area Sq in MECHANICAL Specification Ti 0.188-0.499 0.50 U-1.000 0.015-0.039 0, 040-0, 0.063-0 0.188-0, 0, 500-1, 1.001-2.000 Designation Si - 0.250-0.499 0.500-1,000 1.001-2.000 1,0 Fe 0,015-0.062 0.063 -0.187 -T651 Cu 0,30- bin PROPERTIES CHEMICAL Specification - percent Others(’) Al 0, 05 each 0, 15 total Balat]ce - minimum Ten~ile ksi 70(P) 67(NP) s:;) ~ic,d s~:) ksi 60(P) 5X(NP) ~J()) 70 BHN 1I ! 140 1-10 Downloaded from http://www.everyspec.com MIL-HDBK-694A[MR] 15 December 1966 CHEMICAL specification All - nee below Mg Zn 8-4.8 40-0.8 MECHANICAL QQ-A”-250117 Plate - T6 -T6 and -T651 -F -T6 and -T651 0, 10-0.30 0,10-0.25 PROPERTIES Thickness inch (Long traveree 0.040-0.249 - percent Area Sq, in, Tensile ksi mechanical properties) 72 Ti 0.10 Str 62 (16) 63 63 63 63 62 60 58 5a 57 56 8 6 5 4 0.250-6.000 - No requirements 73 73 73 73 71 capabilities each total EL % :: 68 67 66 (Mechanical 3.001-4.000 Others(’) 0.05 0.15 Yield Str ksi 0.250-1.000 1.001-1.500 1.501-2.000 OOJ-2.500 2.501-3.000 3.001-4.000 4, 001-4.500 4.501-5.000 5.001-5, 500 5.501-6.000 :! 68 63 68 63 67 62 66 61 5.001-5.500 5.501-6.000 6 4 60 56 58 54 58 54 5-I 53 56 52 All 42 tnax 24 max -T6 Up thru O 249 Up thru 20 75 67 -T6510 0,250-0.499 Up thru 20 77 68 -T6511 0, 500-1.499 1, 500-2.999 3.000-4, 499 ‘?8 79 79 77 76 78 76 78 76 76 74 70 70 70 70 68 68 7 7 :: 68 66 64 (22, 4) 72(P) (19, 4) 62(P) 70(NP) 71(L) 69(LT) 65(ST) 60(NP) 62(L) 58(LT) 54(ST) 4.500-5, All 000 5, 001-5.999 6.000-6.999 -T6 6(5) - T6 6(5) UP to BHN - -o Up Up Up Over Over Up Over Up Over Up over Al Balance properties) 4.501-5.000 M-A-367 Forgingn, Heat Treated Si 0.30 - minimum 4.001-4.500 QQ-A-250/12 Plate and Sheet Fe 0.40 Mn Cr c 9-3.7 Designation Specification Temper COMPOSITION thru 20 thru 20 thru 20 20 thru 32 thru thru 38 38 thru thru 38 38 thru thru 50 50 thru Up to 72(22) 32 50 60 60 60 10 : 6 10(6) 3(6) ; 135 135 Downloaded from http://www.everyspec.com M1l-tlDEIK-694AlMR] 15 December 1966 CHEMICAL Specification Zn QQ-A-250/ 14 Mg 3-7.3 COMPOSITION Cr Cu 2.4-3.1 6-2,4 0.18-0.40 MECHANICAL Des ignation Specification Temper QQ-A-250/ Plate and 14 Sheet ~+l.cll)ng 6.3-7, 0.20 0.05 0.15 - minimum Area Sq in Tensile ksi 40 max 40 max 21 max 83 Str Yield Str ksi EL To (16) 10 10 84 84 84 80 73 73 73 70 4 - No requirements All COMPOSITION Cu 6-2.4 Cr 0.18-0.40 0.10 - percent Mn Fe Si Ti 0.30 0.7 0.50 0.20 0,10 Fe & Si10.7 PROPERTIES Thickness inch - Others(’) 0.05 0.15 0.05 15 - Area Sq in Tensile ksi Str Yield Str ksl 0.015-0,499 0, 500(11) 36 ma-x 40 max 20 max -T6 0.015-0,044 0.045-0.499 0.500-1,000(11) 1,001-1.500(11) 501-2.000(11) : - 76 78 84 84 80 66 68 73 73 70 0.250-0.499 0.500 -1,000(J1) 1.001-1,500(11) 1.501-2,000(11) : - 78 84 84 80 68 73 73 70 All - No requirements 92 each total each total Al Balance Balance - minimum -o -F Balance 0.250-0.499 0.500-1.000 1.001-1.500 1.501-2,000 0.10 -T651 each total Temper 15 0.50 72 73 73 73 70 Designation QQ-A-250/ 0,7 Al 84 84 84 80 MECHANICAL Specification 0.30 Other.(’) 0.015-0.044 0,045-0.499 0.500-1.000 1.001-1.500 1.501-2.000 2,4-3,1 0,8-1.3 Ti - T6 M% Si 0.015-0.499 0.500 CHEMICAL Zn Fe PROPERTIES Thickness inch -F >Q-A-250] 15 Core (7178) Mn -o -T651 pacification - percent EL % (16) 10 10 : - Downloaded from http://www.everyspec.com MILHDBK=69411[MR) 15 Decemlter 1966 I CHEMICAL CO,MPOSITIOh’ - percent I P ‘Specification Si AIIL-R-12Z21 Fe 0.50 0.7 c Mn 8-1.7 - Mg MECHANICAL Designation Temper Specification Ni Cr 7-2.3 0.1/+-0.35 - PROPERTIES Others(’) 0! 10 Al Balance each 0.15 total 0.05 - m]nirnum Area Sq in Thickness inch Ti Zn 3.7-4 Tensile ksi Str EL Yield Str ksi ’10 MI L- R-i2221 Ri\.et, Solid, Tempered CHEMICAL Specification Sn MIL-A- 11267 5-7.0 c N1 7-1.3 0,20- 0.7 MECHANICAL Designation Temper Specification MIL-A - 11267 Sheet (For Recoil Mechanism Cup Rings) >- COMPOSITION -H12 s] Fc Mn 1.0-2.0 0.7 0.10 PROPERTIES I - percent Ti Otherso) 0.10 0,05 each 15 total ~Al — B,ila!lce , - minimum ~ Thickness inch Area Sq in Tensile ksi In Str Yield Str ksi EL % 15 -1 * I Downloaded from http://www.everyspec.com Downloaded from http://www.everyspec.com M11=HDBK=694A[MR) 15 December 1966 Biblio~raphy Only a small are listed in this number of references, selected from the extensive literature of aluminum metallurgy, bibliography The object is to provide the designer with citations to the latest availAfew basic papers are included which may be most useful and also readily obtained able information together with certain references that Alcoa Aluminum Handbook, 1959, Aluminum contain good bibliographies Company of America Alcoa Aluminum Impact Alcoa Aluminum in Automatic Alcoa Structural 5, “Aluminum Alloy Castings, “Aluminum Alloys “Aluminum and Aluminum Alloy s,” L.W Kempf and K.R Van Horn, American Metals Handbook, 1948, pp 761-840 1948, Aluminum Extrusions, Handbook, Screw Machines, 1958, Aluminum Company ” F.A Lewis, The Aluminum Data Book, Aluminum Extrusionsj 10 Aluminum Forming, 11 Aluminum Heat Treating, 1961, Reynolds Designing wi~, 1961, Reynolds and Methods, 12 The Aluminum Symposium, 1951, Engineer An Appraisal Construction, 14 Brazing Alcoa Aluminum, 15 Casting Alcoa Alloys, 16 “Creep and Stress-Rupture Investigations T E Tietz, American Society for Testing 17 “The Creep Properties Materials, Proceedings, 18 Cross-index of Chemically Equivalent ferrous Alloys), MIL-HDBK-HI 58, pp 484-489 Society for Metals, Metals Company Company Research Alloys Company 1953, Aluminum Company and Development for Supersonic Laboratories, Aircraft Fort Belvoir and Guided Missile of America of America on Some Aiuminum Alloy Sheet Metals, ” J E Dorn and Materials, Proceedings, 1949, vol 49, pp 815-831 of Some Forged and Cast Aluminum 1949, vol 49, pp %4-976 Design Details for Aluminum, vol Metal Company of the Usefulness of Aluminum 1948, The Rand Corporation 1959, Aluminum 1950, Metal Company Metals 13 1948, vol 27, pp 89-104 Metal Progress, 1958, Reynolds 1958, Reynolds of America of America Materials - 1940 to 1950, ” E,H Dix, Jr., 19 Company 1949, Aluminum Company of America Specifications 1944, Aluminum Alloy s,” American and Identification Society Code (Ferrous for Testing and Non- Company of America 1949 Aluminum Company of America 20, Designing for Alcoa Die Castings, 21 Designing for Alcoa Forgings, 22 Development 444 National of Cast Aluminum Alloy for Elevated Advisory Committee for Aeronautics 23 Die Casting, H.H Doehier, 24 Effects of Design Details on the Fatigue Strength of 355T6 Sand Cast Aluminum AlioY, 1951, Technical Note No 2, 394, National Advisory Committee for Aeronautics 25 “Effect of Grain Direction 21, pp 126-130 1950, Aluminum Company of America 1951, McGraw-Hill ,on Fatigue Temperature Service, 1948, Technical Note No 1, Book Company Properties vol 95 of Aluminum Alloy s,” Product Engineering, 1950, Downloaded from http://www.everyspec.com !$ MILHI)BK=694A[MR] 15December 1966 26 The Elastic Constants of Wrought Aluminum Alloys, Advisory Committee for Aeronautics 27 “Engineering for Aluminum-Alloy 1948, VOL 70, pp 505-514 Castings, 28 Fastening Methods 1951, ‘ 29 “Fatigue Properties ,30, F~ 31, for Aluminum, 1945, Technical ” T,R Gauthier Reynolds and W.J Rowe, Mechanical uieeririg, ,” R, V Vanden Berg, Product 32, Forming 33 High Strength Nonheat-Treated Aluminum Casting American Foundrymen’s Society, Annual Meeting, Alcoa Aluminum, Alloys, 1952 Preprint ‘(Hot Forming Machining Alcoa Aluminum, 36 Machining Aluminum, 37 Mechanical and Corrosion Tests of Spot-Welded Aluminum Alloys, 538, National Advisory Committee for Aeronautics 38 Metals Handbook, for Metals 39 “Metals 40 Review of Information on Mechanical Technical Note No 2, 082, National 41 Riveting 42 Standards 43 Strength 44 Alloy s,” M.P* Meinel, Metals Vol 1, 8th edition, En4neeting, 1951, VOI 23, PP 163-165 Company Properties ASME Handbook, and Selection 1954, American 1951, Technical of Metals, Society Note No 2, 1961, Americsrr Society of Mechanical Engineers Properties of Aluminum Alloys at Low Temperatures, Advisory Committee for Aeronautics 1950, 1954, Aluminum Company of America for Wrought Aluminum Mill Products, of Metal Aircraft Product No 52-44, W Bonsack, 1952, Aluminum Company of America 1958, Reynolds Alcoa Aluminum, 1951, vol 22, 1953, Aluminum Company of America 35 Properties,” 1952, vol 23, pp 119-U3 Engineering, 34 Aluminum Engineerirr~, “Metals Company of Cast Aluminum ~&q&!! —.Xlihiinurn;~%2, Reynolds Metals Company “Finishes for Aluminum Products pp 179-186 Note No 966, National Elements, Bulletin Third Revision, 1%2, Aluminum Association ANC-5, 1951, Munitions Board Aircraft Committee Stress Rupture and Creep Tests on Alurninum-Alioy Sheet at Elevated Technical Publication 2, 033, Inst Metals Div AIMME Temperatures, 1946, 45 hrvey of Available Information on the Behavior of Aircraft Materials Repeaterj Load, Report No M-653, 1954, War Metallurgy Committee and Stmctures 46 Tensile, deg F., Fatigue, and Creep Properties of For~ed Aluminum 1958, Technical Note No 1, 469, N afional Advisory 47 “Tolerances Mechanical 48 “Trends Progress, 49 Welding Alcoa Aluminwp, 50 “Wrought under uP to 8°0 for Aeronautics A11OYS at Temperatures Committee arr~ Specifications for Aluminum and Magnesium Casings, ” W.D Stewart, Engipeeri~g, 1953, vol 75, pp 450-455 in High Strength Wrought Aluminum MIOYS, ” W.B.F Mackay and R.L Dowdell, 1949, vol 56, pp 331-336, 404, 406 Metal 1958, Aluminum Company of America Aluminum A]]oys, ‘‘ ~ C)’Keefe, Materials 96 and Methods, 1951, vol 33, pp 90-104 — Downloaded from http://www.everyspec.com INSTRUCTIONS: submitting - In a continuing effort to make our standardization comrnenta and snggeationr for improvemerh docurnsnti better, the DoD provides thb form for uae in AU wan of military atandardizatkm documents are invited to provide _tioM ~~ form MSY be de~cbed, folded ~ons the lines indicated, taped along the loons edge (DO NOT STAPLE), and mailed In block 5, be aa specific as pasible about particular problem arena such u wordhg which required interpretation, war too rigid, rwtrictive, loons, ambiguous, or wsa incompatible, and give proposed wording changea wMcb would alleviate the If block is filled out, art problems Enter in block any remarks not related to a specific paragraph of the document acknowledgement will be mailed to you within 80 days to let you know thst your “knrnentc were received and are being considered, NOTE: Thin form may not be used to request copies of documents, nor to request waivera, deviati~, specification reqrdrementi on current contmcta Comments submitted on thie form not constitute to waive any portion of the referenced document(s) or to amend contractuni requirements or clarification of or imply authorization (Foid don# thb line) (Fold along thk line) DEPARTMENT OF THE ARMY 111111 I OFFICIAL PENALTY BUSINE~ FOR PRIVATE USE S3~ u BUSINESS REPLY MAIL ‘FIRST CLASS PERMIT NO 12062 WASHINGTON D C POSTAGE WILL SE PAID BY THE DEPARTMENT Director US Army Materials and DRXMR-SSS ATTN : Watertown, MA 02172 Mechanics OF THE ARMY Research Center NO POSTAGE I NECESS~RY IF MAILEO IN THE UNITEO STATES Downloaded from http://www.everyspec.com I I STANDARDIZATION DOCUMENT IMPROVEMENT PROPOSAL (See Itswibctwns - ilpwk Side) I I DOCUMENT t h NAME OF SUBMITTING DOCUMENT TITLE NUMBER L TYPE OF ORGANIZATION ORGANIZATION ❑ I I I I D b ADCtftE&%@tmet, CllY,8tde,ZIPCud4 ❑ (Mark one) vENDOR USE R MANUFACTURER ❑ OTHEti ,S@cci,y,: ,, I I PROBLEM AREAS a ParograptINurnbor ●nd Wordktg: I b t?ocommondedWordhg: c Rmsonllhtlonah for Rocomrnsndation: ; REMARKS to NAME OF SUBMITTER &f, b WORK TELEPHONE Co&) - Optlonol Fjmt, Ml) - optl~d MAILING AODRESS (Strwr, City, Stotc, ZIP Code) - Optlond DATE OF SUBMISSION (YYMMDD) DD FORM 82 MAR 1426 PREVIOUS EO1710N IS O~SOLETE NUMBER (lneht& Ama