Machine Design Databook 2010 Part 15 docx

... 20–25 Copper 40 15 20 Steel 35–40 15 20 Steel, deep drawing quality 40–45 15 20 Steel, stainless 35–40 15 20 Zinc 50 15 20 Tin 35–45 10 15 TABLE 25-62 Mean values for m (standard coefficients) Particulars ... 1 800 1250 2000 3150 5000 8000 12500 20000 3150 0 K 5 3 .15 2 1.25 0.8 0.5 0.32 0.2 0.12 0.08 0.05 200 125 80 315 500 50 31.5 20 12.5 8 C 31.5 315 0 25002000160012501000 8006...

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... rpm 5000 0 . 98 1 . 96 2 . 94 3 . 92 4 . 90 5 . 88 7 . 85 9 . 81 19 . 61 29 . 42 39 . 23 49 . 03 58 . 84 78 . 45 98 . 10 196 . 1 294 . 2 392 . 3 490 . 3 588 . 4 784 . 5 981 . 0 0 . 2 0 . 3 0 . 4 0 . 5 0 . 6 0 . 8 Design torque, (M td ), kgf m Design torque, (M td ), N m 2 3 4 5 6 8 10 15 18 kgf m 176 . 5 Nm 20 30 40 50 60 80 100 1 FIGURE 24-64 Design curves for single universal ... is...

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... 45.5 4150 G 4150 0 Normalized 870 1600 1154 .9 167.5 734.3 106.5 11.7 30.8 321 11.5 8.5 Annealed 815 1500 729.5 105.8 379.2 55.0 20.2 40.2 197 24.7 18.2 4320 G43200 Normalized 895 1640 792.9 115. 0 ... 68.5 5150 G 5150 0 Normalized 870 1600 870.8 126.3 529.5 76.8 20.7 58.7 255 31.5 23.2 Annealed 825 152 0 675.7 98.0 357.1 51.8 22.0 43.7 197 25.1 18.5 6150 G 6150 0 Normalized 870 1600 939...

Ngày tải lên: 11/08/2014, 10:23

... A f  ð2 -150 Þ ¼ ð u Þ f A c  ð m Þ max ð u Þ f A m þ A f  ð2 -151 Þ  c ¼ ð u Þ f A f A c ¼ð u Þ f ð2 -152 Þ  c ¼ ð u Þ f A c  ð m Þ max  u A m  ¼ð m Þ max ¼ð u Þ m ð2 -153 Þ Particular ... vessel.   ¼ pd 2h ð2 -154 Þ  a ¼ pd 4h ð2 -155 Þ F a ¼  so wh ð2 -156 Þ where  so ¼ strength of the filaments F  ¼ F  sin  ð2 -157 Þ   ¼ F  A ¼  0 sin 2  ð2 -158 Þ  a ¼  0 co...

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... 2900 >250 315 2.5 4 6 8 12 16 23 32 52 81 130 210 320 520 810 1300 2100 3200 > 315 400 3 5 7 9 13 18 25 36 57 89 140 230 360 570 890 1400 2300 3600 >400 500 4681 0152 02740639 7155 25040063097 0155 025004000 a Up ... À66 À72 À86 À94 À110 À118 À126 À142 150 À160 À181 À193 À 215 À233 À259 À279 S7 ES À14 15 À17 À21 À27 À34 À42 À48 À58 À66 À77 À85 À93 À105 À113 À123 À138 150 À169 À...

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... ¼ 1 C f 15- 11Þ Refer to table 15- 1 for C f . F c ¼ 2bhr 2 ! 2 g 15- 12Þ F  ¼ bhr 2 ! 2 g 15- 13Þ  ¼ 0:01095  g r 2 n 2 SI 15- 14Þ F 0 c ¼ 0:01095 r 2 n 2 h g SI 15- 15Þ Particular Formula TABLE 15- 1 Coefficient ... rim (Fig. 15- 3) C f ¼ ! 2 À ! 1 ! ¼ v 2 À v 1 v ¼ n 2 À n 1 n 15- 7Þ E ¼ K 2 À K 1 ¼ I! 2 C f ¼ Wv 2 C f g 15- 8Þ Wk 2 ¼ 182:40gE n 2 1 À n 2 2 15- 9Þ ! ¼ ! 2 þ !...

Ngày tải lên: 11/08/2014, 10:23

... 15. 025721 14 .159 696 14.376202 1 49 167 18 2.50 15 16.376202 14.932827 15. 293671 2 47 192 2.00 18 16.700962 15. 546261 15. 834936 2 11 204 1.50 18 17.025721 15. 159696 16.376202 1 36 216 20 2.50 20 18.376202 ... Seals’’ Issue, Machine Design, Jan. 1977. 10. Faires, V. M., Design of Machine Elements, Macmillan Book Company, 1955. 11. Bureau of Indian Standards. 12. Rothbart, H...

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... 30 — 12 4 90 15 25 4 2.5 B 5 45 56 170 80 45 35 — 12 4 120 15 25 4 4.0 B 6 56 75 200 100 56 40 — 12 4 150 15 30 4 6.0 B 7 75 85 250 140 63 45 — 16 6 190 22 40 5 16.0 B 8 85 110 315 180 80 50 ... 12 8 90 15 — — 2.5 D 5 45 56 165 80 45 35 30, 35 12 8 120 15 — — 4.0 D 6 56 75 200 100 56 40 35, 40 12 8 150 15 — — 6.0 D 7 75 85 250 140 63 45 40, 45 16 12 190 22 — — 16.0 D 8 85 110 3...

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... 1128 1168 1204 1212 1219 1255 1262 1295 1331 1339 1351 þ16.0 1372 1 415 À9.0 1397 1433 1440 1422 1451 1466 1473 150 9 152 4 156 0 156 7 158 0 5.0 1600 1636 1626 1661 þ17.8 1651 1687 1694 À12.5 1727 1763 ... 3693 3701 3713 3736 4013 4056 4069 4092 4 115 4158 4171 4194 þ43 4394 4437 4450 4473 À24 4572 4 615 4628 4651 12.5 FLEXIBLE MACHINE ELEMENTS 21.29 FLEXIBLE MACHINE ELEMENTS Dow...

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... 63.50 88.90 1646 49 .15 127.00 152 .40 0823 10.80 63.50 88.90 2023 29.77 158 .75 184 .15 0834 14.20 63.50 88.90 2034 39.52 158 .75 184 .15 0846 19.28 63.50 88.90 2046 51.18 158 .75 184 .15 1022 10.29 79.38 ... chains Type of chain 15 19 23 27 30 17.35 12 2300 2400 2530 2550 2600 12.7 3300 Chain 15 1900 2000 2100 2150 2200 15. 87 2650 pitch, p, 20 1350 1450 150 0 155 0 155 0 19...

Ngày tải lên: 11/08/2014, 10:23