Thumb for Mechanical Engineers 2011 Part 5 docx

... .4 95 G A69 P .50 7 G Helical (1Bdegree) 1 to1 .422P .465P .496P .53 0P ,58 9 P .422G .465G .496G .53 0G .58 9 G 3tol . 455 P .496P .52 6P .58 8P .611 P .54 9G .5? 4 G .59 3G .613G .648 G 5tOl ... the teeth). = 6.84 3 ,50 0 x 5. 26 x 5. 26 x .53 4 x 45, 000 252 ,000 x 50 0 x 2.70 P* = = 7.03 3 ,50 0 x 5. 26 x 5. 26 x .617 x 40,000 252 ,000 x...

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... 100 23.0 65 2 35 400 287 270 11 39 52 0 600 255 2 35 12 44 490 800 21 7 198 14 48 440 1,000 180 168 17 53 360 1,200 148 1 25 20 60 290 1,300 1 25 1 08 23 63 250 454 0 steel ... 4 95 700 231 21 2 12 .5 48 461 800 210 1 95 15. 0 50 429 900 188 1 75 16.0 52 388 1 .ow 167 152 17 .5 55 341 1,100 148 132 19.0 58 31 1 1,200 130 114 2...

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... meter K L$D 0. 35 0. 75 2.30 4.30 21 .oo 0.1 7 4 .50 6.40 9 .50 1 .oo 0.04 7.00 17 35 1 15 21 5 1 050 9 2 25 320 4 75 50 2 350 K= [I - (D1/D2)2]2 For sudden contractions ... Financial Projects 3 85 15: Instrumentation. 352 Appendix. 394 Introduction 353 Temperature Measurement 354 Conversion Factors 3 95 Fluid Temperature Mea...

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... 19. 05 19. 05 19. 05 19. 05 25. 40 25. 40 25. 40 25. 40 38.10 38.10 38.10 2.77 2.11 1. 65 1.24 3.40 2.77 2.11 1. 65 3.40 2.77 2.11 I.D. of 13 .51 14.83 15. 75 16 .56 18 .59 19.86 ... 1 .5 .407 58 6 .278 .620 .112 .702 .0 753 .744 2.0 .464 57 0 .332 .602 . 254 .632 ,220 ,648 3.0 .322 .601 .396 .58 4 .4 15 581 ,317 ,608 (a) log IGr, P...

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... 0. 350 0.240 0 .52 3 0.2 05 0.243 0.1 15 0.422 1. 250 3.420 0 .59 3 0.247 0.21 7 0.404 0.460 0.1 54 c, 0.2737 0.1 71 4 0.4064 0.1 59 9 0.1721 0.08 85 0. 357 0 0. 754 0 2.4 350 0.4692 ... 0.1 54 9 0.3800 0.3600 0.1 230 k R 1.30 59 .4 1.40 53 .3 1.32 91.0 1.28 35. 1 1.40 55 .2 1.39 21.8 1.18 51 .3 1.41 766.8 1.40 48.3 1.28 85. 8 1.66...

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... 455 851 20- 75 455 851 30-90 2 05- 455 401- 851 20- 75 2 05 401 20-80 455 851 20-70 54 0 1004 65- 90 2 05- 260401 -50 0 40- 75 20- 85 25- 90 20-80 10 -50 40- 75 30- 75 65- 85 55 - 85 55 - 85 ... 1- 75 1- 250 0 65 65 0.1 - 1 250 1-700 1 -55 0 1- 650 1 -5Ooo 1- 750 0.3- 25 1- 45 0.3- 25 1- 650 0 0.1 - 1 25 1- 650 0- 1 0.1-6...

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... 26 28 32 35 42 44 47 52 55 58 62 68 75 80 90 95 100 110 1 15 1 25 130 140 1 45 L50 L60 170 180 200 210 l 25 8 8 9 10 12 12 12 12 13 13 14 15 16 16 18 ... 180 190 200 210 2 25 240 250 260 280 310 340 360 380 12 13 15 17 19 21 23 25 27 29 31 33 35 37 42 45 48 52 54 55 58 60 65 72 78 82...

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... 160 .53 1 3.438 22 .51 XX Hvy. .674 3.1 52 27 .54 4 '/2 5. 00 40 Std. .247 4 .50 6 12 .53 80 Ex. Hvy. . 355 4.290 17.61 XX Hvy. .710 3 .58 0 32.43 5 5 .56 3 5s .I 09 5. 3 45 6.349 ... API 5L API 5L, ASTM A53, ASTM A106 API 5L, ASTM A53, ASTM A106 ASTM A106 ASTM A524 ASTM A524 API 5LU API 5LU API 5LX API 5LX API 5LX API 5LX API 5LX...

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... .1 . 15 .2 . 25 .3 . 35 .4 . 45 .5 .55 .6 . 65 .7 . 75 .8 . 85 .9 . 95 . 052 4 0941 . 1 424 .1 955 . 252 3 .3119 37 35 A364 .5 56 36 .62 65 .6881 .7477 b0 45 . 857 6 .9 059 .9480 ... 320 59 4 299 55 5 280 52 1 263 490 242 462 228 437 214 41 1 201 3 85 189 363 1 78 616 55 9 51 0 01 00 470 8 75 4 35 81 0 4 05...

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... permission of Institution of Diagnostic Engineers. 252 Rules of Thumb for Mechanical Engineers Table C: Longitudinal and Torsional Vibration of Uniform Beams *=(n++% Longitudinal vibration ... A49-A53, 1939. 18. Zaretsky, E. V. (Ed.), STLE Life Factors for Roller Bearings. Society of Tribologists and Lubrication En- gineers, 1992. 258 Rules of Thumb for...

Ngày tải lên: 11/08/2014, 21:21