Engineering Materials vol 1 Part 12 ppt

... 1. 09 1. 18 1. 71 1. 66 3.03 1. 18 1. 40 1. 20 1. 80 1. 53 1. 80 1. 59 17 26 13 56 12 34 933 600 17 53 21 73 21 63 27 41 2883 32 71 3683 21 4 12 4 76 69 Id 19 6 13 0 r 00 360 18 0 ... a [11 01, a [11 11 and a [ 211 1 direction. (d) The slip planes of f.c.c. copper are the (11 11 planes: sketch the atom arrangement in these planes and mar...

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... one problem 1 16 Engineering Materials 1 / E Fig. 11 .6. The condition for necking. If these are differentiated and substituted into the necking equation we get (11 .5) In other ... is found at 45" to the tensile axis, and has a value of u/2. 1 12 Engineering Materials 1 Fig. 11 .l. A tensile stress, F/A, produces a shear stress, T, on an...

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... 18 00-2500 5000 -1 5000 8000 -1 2000 12 00-2000 13 00-3000 18 00-2300 12 00 -1 250 11 50 -12 00 910 -12 00 91 0-930 12 00 -1 A00 11 00 -14 00 2500-3200 12 00 -1 800 680 -1 200 1 10 0-3000 1 000 -13 00 ... 3750- 810 0 41 25-4800 2700-3750 7500-22500 12 000 -1 8000 18 00-3000 19 50-4500 2700-3450 18 00 -1 875 17 25 -1 800 13 65 -1 800 13 65...

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... 2.4-2.5 1. 4-2.2 2.2 2.3 2.0 1. 85 -1. 9 1. 74 -1. 88 1. 55 -1. 95 1. 8 1. 3 -1. 6 1. 5 -1. 6 1 .l -1. 5 1. 4 1 .l -1. 4 1 .l -1. 3 1. 2 -1. 3 1. 2 1 .l -1. 2 1 .o -1. 1 0.94-0.97 0.92 0.83-0. 91 0. 91 0.88-0. 91 ... Alumina, A1203 Alkali halides Magnesia, MgO 22.7 21. 4 13 .4 -1 9.6 19 .3 18 .9 14 .0 -1 7.0 16 .6 -1 6.9 10 .0 -1 3.7 1 1...

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... 2.5 2.7 2.5 2.0 1. 85 0.6 0 .1 1. 5 1. 54 0.58 0.53 0.48 0.45 0 .15 0 .13 0 .1 3 0 .1 1 19 9 53 50 45 42 15 13 12 10 0.95 1. 1 0.95 0. 91 1 .o 0.4 1. 1 6.8 0.36 The yield ... 55 11 -55 45-48 7-45 19 -36 26- 31 20-30 20-30 6-20 1- 10 0.2 -1 0 1 - - - 10 0 200-400 40-70 300 60 35-55 14 -70 14 -60 33-36 58 37 30 20 4...

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... between eqns (12 .1) and (12 .4) gives uy 66t 6 X 6.35 X 2 E 1 12 7 X 12 7 - >-= = 4.7 x 10 -3. (12 .8) Case studies in yield-limited design 12 1 Fig. 12 .2. Stresses ... M = 4.rrr2tp (12 .11 ) so that M t = 4dp Substituting for t in eqn. (12 .8) we find that (12 .12 ) (12 .13 ) Case studies in yield-limited design 12 5 Ta...

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... cause blunting.) 16 0 Engineering Materials 1 14 00 r , Pressure vessel steel K,, = I70 MN m 32 \ cry = 10 00 MN rn \ \ E 800 - 10 00 200 - 0 01 01 1 10 10 0 Crack size, ... Buttenvorths, 19 73, Chap. 9. T. V. hggan and J. Byrne, Fatigue as a Design Criterion, Macmillan, 19 77. 19 96. 15 2 Engineering Materials 1 1 Fast fractu...

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... 25 1 91. 7 13 5 15 0 19 7 14 2 10 9 270 460 556 326 84 14 7 76 16 8 14 19 .1 14 .9 16 .9 16 .6 15 .9 17 .5 9.3 17 .5 18 .3 21. 8 17 .9 17 .7 28.0 23.9 5.6 9.7 5 .1 11 .6 1 .o ... 31 10 3073 2750-2890 2650-27 41 2682-2684 2700 2323 21 73 214 8 2050- 21 25 2042 17 70 -1 935 18 09 15 70 -1 800 16 50 -1 768 15 50 -1 726 17 00...

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... long very long 2 x 10 6 1 06 1. 8 x lo5 >io5 210 4 16 00 > ;1 OOO > ;1 OOO 13 36 12 34 933 21 73 31 10 505 16 83 15 57 2042 923 692 21 48 3 71 337 Ni cu Fe co Ti ... composition) begins to limit performance 500 1 I I I I 1 19 50 19 60 19 70 19 80 19 90 2000 2 010 Year Fig. 20.7. Temperature evolution and future ma...

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... Corrosion Engineering, McGraw Hill, 19 67, Chap. 11 . D. R. Gabe, Principles of Metal Surface Treatment and Protection, 2nd edition, Pergamon Press. 19 78. 21 8 Engineering Materials 1 ... contamination. 2 C - TemperaturdK 2000 15 00 12 00 10 00 I II I1 I I I \ I I I I I I I I 4 6 8 10 1 O~IT/K-' Fig. 22 .1. The way in which...

Ngày tải lên: 11/08/2014, 02:22