HW8_soln - .6429- Solid circular- slAch-t) 0!:570’7n'm,...

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Unformatted text preview: .6429- Solid circular- slAch-t) 0!:570’7n'm, M: 320 IzN-w/ 300~M (3000C) steeL. Table 94: ‘1 szgs—Mpafiofi, 03=i740MPa~ (a) Elfin? (b) an? 7C0? xiv-=35" d (C) Com-52am ac 0.440! a;_ ’ (a) NzFSVWQ) 5:12?) 1:30.723 for 61/5! < 035' (fig 947w!» K: Kn: F fig"; fir—a; 32(30M0“ N-mm) ““ 5“ P“ /'m' = .72%___————————— TM 6 M a 0 77450 mm)3 / C ac;- 5.77XL0“3«m = 5.97 ’M'm (1:20.72315 0K) 4 (b) K:ch;/XK :stfiz 651%]?an 32(2.0x10‘=}\I-7nm) ———-—————«= o. 2 W / a 3.5 7 ? ’fl’KSO’m'm)3 ' W a; 4537 x1054?” : 0.458”? “mm (F=0.728 is 0!?) 4 (C) X05: ac/CX : 5‘97/0‘48‘7: 12,25 4 A Marge. safe'I-y “Radar [m “a” is Meea‘fea’ +0 achieve cm adequafe XR—ka/D'm Eel $5.17: a Xa=%e:(% KN) J F=Fcra7231 XQ:XKZ ‘ “8'27 Cy/fmdr/cal pressure. U’QSSGII , " d7 =/5OJ i=5’mrm/ P220 M1941.)- Xg=2 Lea/e—before-bkeakJ Xq: 5L '36-) Cc =Xa t (a) Safe if BOO-M site! (300°C) .7 /-\—IC = 65 Mpg/$2 a; = /740/‘4Pa (Tab/eJZJ) J ‘ pr ' ZoMPq) '75'Wm) qt: _______b ‘ :( 5”wa : 300 MPO. d“————pr‘-—/50MP O‘--—' *-—2 HP qt) VXJG‘r— = 0:) 0—1) 0-} am =‘J'72‘ (0-. ~o-z)2+(oa-63>’<+ (02-07? = 277 W x0: c:;,/c;—~H = 6.27 OK 4 “L K14)3»_L(65MP4W)2“ . - Cc—rn ( 01 m," W300 Mpg .. 0.02494m xaz CC =_____'+'q ’m’” = 2,961] 2,99<c1 Nold T";— 5' win. (b) Sci-Fe, if ASH—F" 511-221,? KR —_— 137 [14/94/35) 0;, = 750 MP4 (722M; 9.1) 2,74- O/T <1 2 I37 MPG/7r? ‘ J<I I _._C) 237% ...._ €~. __ ———._.__.____ _ 4 ' ) H 300MF’Q ) l C xq: CL/f =123,7rmon/5mw = 2457 '"VE;$,’ 4 (8.27, 9.2) 2 cczxat fi-(Eg) m: 0:: m ’77 J KR: ZooMpaJ (9)(o.oos-m) KR: H3 MPa/‘a? (a) W’I’WZL XKL‘I‘TR/K achieved ? 'KICSU; ’77-qu ({kow abet/g) kr‘zogi/Wt :?= k afleqk 259M; was/fa M Figgfis 5+eels eras/of A217 useq at 22°C. Des/944 th S=CE/2 52445! K: Krfi/Ei Whai’ is largest Permissible Jami-f circular surface Crack «Foreach? K»; 0.72% s/nm. (Pica. arm») 2c: 0.729%ma J ( K16 )2 a :7? 0.72802 Read k1: fro/m F79, 3:35 at 22°C/ 4440! +abula‘fe wfiH/x (To 315a ail/em. “I... W. 2- 27 a” '17 (0.72%(é32MPa)> ‘ 0'0“ 32”” (For 403 SS; Q'Haers Sz‘WilaHy) Material K ,c . so a MPa-mo'5 MPa mm 403 SS 170 682 37.32 A471 130 931 11.71 A469 75 590 9.71 A470 45 626 3.10 4 I'm impec-h'om For ckaclzs, larger“ 3 i-ze is easr’er +2: +I'md, so +ka+ {-P‘QCTMke 1‘s M4057 €45l'ly OUCH'G/ec/ ['44 40335, 61415] feas‘f [04 A470. 4 M Solid Voumd shqétj M: 3.8 RNmm AIS]: 4340 SfeeL J X9: 20, Xk: 3,70 KR Us. (To km F113, 3.32} a: «LO/mm, i“ (a) What do) or; meedacl M farm-2300 MP6: 7’ «6- 03) Which Com'fTols .7 d=2r (,C) Repeat «FDFO+I’\EF‘<.TL,. (d) Fimd oph‘quQfi. (51,19) y/"eialimg ; (6) Look dt :1: 0532071177). 4 6.2%..32‘"? 3Czd/2 mot/2) ,9}: “(2211.52)” WON/64 " x0 ’ ° We , e I ‘/3 d: 32(2)[3,3x10 N 014%) 2 45C] WW 4 0 ’TT $00MPQ ch+ure: Fig.%l7(d), 5:32M/(7Td3) K: Fsma, F2072? (a/b< 0.35) BZMZ 2 A12 ’Wd XI: onzfiezmmflm “V3 dc: Wm“... K = 0.72? w FE)!» E774 9,4— : (66) .0065 p/, sfmxm 4/6/40 @474 f; AEF‘M a/afl/I‘Cfié/e? (5)50— 0/' 65.: 7 ,45/7-vF sfeel; fizz/37 MflaW/b o; 2760 Mfla {:50/ 25:40, car/0 WW [F79 2157(5)) /T = 47,2 MP4 Ma 95 Ca/C, for 9/1/64? 37‘7'5555, fldafif/my 59, 9.40 794:; +h/5 case; 21:, a) (f—qh h 225%)2: 0,0/05 w. /6I!/’geJ /0/ $0 472411) A4296 2. 105444714 N0, mm‘ fi/csze sfraim, aflhpuyé C/a5e _ ‘ 4 Z 1 a, (f—a),/: 2 = 0.00533 (Eat. $.39} /0, *0 “WI/m) /&r-Jm: it 5/33 477744 >235, AEFM r3 a/J/y/x'caé/e, 4 2i;3 =7117w(_0_./:Z)2= 0.00/33m=/,33?nm 4 Doub/e—edge-ckackeal pla'f‘e (Fig, 9.1212) b: [5.9, ‘5: = 6.35) CZ =57 *mmj large In. 7075-7357 A! .’ fire: 29 Mpa W574) U0=505 /‘4/7fi. (72? b/e 33/) 1—47 +651»: BMW: 555/ P¢250h3 #NJ 731/2121- (‘Q fr 56> V 7m ) 54’ 2bt 205,9)(6135) F: PM), o< = a/b = 03585 “W” “m” {3% LIZ) oi» Imolve'acca/afe/y, =/./25' fr 2 1.125 (246%.) MPq)x/’Ti (0.0057444) K3 2 37, 5 MP6: m 4 (12):; 6:, (b-aL h 2 25(NQ/og)1= 00/33 6.35; 5,71 /D,2J /arge 2 I3.8 W’m N0, Waffl/awe 57’7’4/44. ‘ a] (5’4), /7 E (KO/('33)2= 0100702 47’! 57, /0.2/ /0/'ge. _>_ 7,02 Inn/yr) N0, AEFM 4707f gap/x‘ca b/e. .‘ (C) KG 2. REC is expec‘l’ed dye +0 pl. 5+r'ess, Value possibly afiecfed by plasfici‘ry. ‘ M3 Far git/Em res/(H5 of fradure Tough/mass +69%, de‘l‘elm/m‘mezm)-ILVQ ama whe‘Hqcr- valid Kit) (b) 250— or 25;) (OLEF‘M applicable 7, (6f) Pfo'l.’ ITQ vs. ‘L‘, Cb’m’mem'tle) Po , 6076444464475. anFmLtgj Pp=t=on<))o<=a/b (Rafi/é) 2+ok (x-oo” Fp : (0,834+ +.64ok — I3,3Zo<1+ (4.720(3—5.éo(4) K 2 Pjame s'Hrzu‘m-i t) a)(b-a))14 2 2,565.9) amd Emmy/P5, £1»! LEFM.‘ a) (b‘a))h_>.i(£>1 7T (To (a, b, c) b, mm h, mm h/b 60, MPa 7075-T651 AI 50.8 30.5 0.600 505 (Ta b\e 1) Test a; t PQ .Pmax 0‘ I:P KQ No. mm mm kN kN a/b MPaJE 1 24.1 3.18 2.56 3.96 0.4744 8.945 31.95 2 24.7 6.86 4.96 6.16 0.4862 9.263 29.72- 3 23.3 19.35 12.00 12.00 0.4587 8.547 23.52 ‘. , ...
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This note was uploaded on 04/26/2008 for the course M&AE 212 taught by Professor Miller during the Spring '07 term at Cornell.

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HW8_soln - .6429- Solid circular- slAch-t) 0!:570’7n'm,...

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