Engineering Materials vol 1 Part 6 ppsx

... 0.4 -1 0.3-0.5 0.3-0.4 0 .1- 0.3 0 .1 0 .1 0 .1 0.08 0.05 0.04 0.03 0.02 0.02 0.02 0. 01 0. 01 0.003 10 0-350 204- 214 50 -1 54 55 -1 15 20 -60 42 -60 23-45 32-45 11 -13 1 70 1 40 ... limestone) Alumina, A1203 Shale (oilshale) Soda glass Electrical porcelain ice 10 0-lo00 220-240 1 50 15 -11 8 10 0 26 -1 14 10 -10 0 40 -1 00 8-30 5...

Ngày tải lên: 11/08/2014, 02:22

... 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 fract...

Ngày tải lên: 11/08/2014, 02:22

... mimicry womi_E 5 /6/ 03 2 :12 PM Page 17 6 Epidemics, viral WORLD OF MICROBIOLOGY AND IMMUNOLOGY 19 7 • • flu (19 68 ). Potential epidemics due to the emergence of new forms of the virus in 19 76 (the Swine ... back to 15 63 in India. This and other epidemics in that part of the world lead to the spread of the infection. By 18 17 cholera had become pandemic. The latest cholera pan...

Ngày tải lên: 10/08/2014, 03:20

... 10 4 3300-4950 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 -1 395 18 00- 210 0 16 50- 210 0 3750-4800 18 00-2700 ... 10 4 2200-3300 2500-5400 2750-3200 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...

Ngày tải lên: 11/08/2014, 02:22

... 2 .6 2.5 2.2-3.0 2 .6- 2.9 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 ... 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...

Ngày tải lên: 11/08/2014, 02:22

... 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 strength, ... 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...

Ngày tải lên: 11/08/2014, 02:22

... 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 ... of u/2. 1 12 Engineering Materials 1 Fig. 11 .l. A tensile stress, F/A, produces a shear stress, T, on an inclined plane in the stressed moterial m / 90" 450 6...

Ngày tải lên: 11/08/2014, 02:22

... 25 1 91. 7 13 5 15 0 19 7 14 2 10 9 270 460 5 56 3 26 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 ... 3500- 368 3 2950-3 269 31 10 3073 2750-2890 265 0-27 41 268 2- 268 4 2700 2323 21 73 214 8 2050- 21 25 2042 17 70 -1 935 18 09 15 70...

Ngày tải lên: 11/08/2014, 02:22

... 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 69 2 21 48 3 71 337 Ni cu Fe co Ti ... U Mo W 60 0 25 24 7 c6 c5 ~~0.5 0.2 very short very short very short very short very short 17 26 13 56 18 09 17 65 19 43 17 00 983 21 25...

Ngày tải lên: 11/08/2014, 02:22

... remove 0 .1 mm (from eqn. ( 21. 3)) is t2 exp - (Q/RTl) ti exp - (Q/ET*) = 0 .65 x 10 3. _- - Thus the time at 12 08K is t2 = 0 .65 X lo3 X 16 00 hours = 1. 04 X lo6 hours. ... 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...

Ngày tải lên: 11/08/2014, 02:22