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Diseño en ingenieria mecanica de Shigley

Autor: Richard Budynas y J. Nisbett

Autor: Richard Budynas y J. Nisbett

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APÉNDICE A Tablas útiles 1015<br />

Tabla A-17<br />

Tamaños preferidos<br />

y números <strong>de</strong> R<strong>en</strong>ard<br />

(serie R) (Cuando<br />

pueda elegir, use uno<br />

<strong>de</strong> estos tamaños; sin<br />

embargo, no todas las<br />

partes o artículos están<br />

disponibles <strong>en</strong> todos<br />

los tamaños que se<br />

muestran <strong>en</strong> la tabla)<br />

Fracción <strong>de</strong> pulgadas<br />

1<br />

64 , 1 32 , 1 16 , 3 32 , 1 8 , 5 32 , 3 16 , 1 4 , 5 16 , 3 8 , 7 16 , 1 2 , 9 16 , 5 8 , 11<br />

16 , 3 4 , 7 8 , 1, 1 1 4 , 1 1 2 , 1 3 4 , 2, 2 1 4 ,<br />

2 1 2 , 2 3 4 , 3, 3 1 4 , 3 1 2 , 3 3 4 , 4, 4 1 4 , 4 1 2 , 4 3 4 , 5, 5 1 4 , 5 1 2 , 5 3 4 , 6, 6 1 2 , 7, 7 1 2 , 8, 8 1 2 , 9, 9 1 2 ,<br />

10, 10 1 2 , 11, 11 1 2 , 12, 12 1 2 , 13, 13 1 2 , 14, 14 1 2 , 15, 15 1 2 , 16, 16 1 2 , 17, 17 1 2 , 18,<br />

18 1 2 , 19, 19 1 2 , 20 Décimas <strong>de</strong> pulgadas<br />

0.010, 0.012, 0.016, 0.020, 0.025, 0.032, 0.040, 0.05, 0.06, 0.08, 0.10, 0.12, 0.16,<br />

0.20, 0.24, 0.30, 0.40, 0.50, 0.60, 0.80, 1.00, 1.20, 1.40, 1.60, 1.80, 2.0, 2.4, 2.6,<br />

2.8, 3.0, 3.2, 3.4, 3.6, 3.8, 4.0, 4.2, 4.4, 4.6, 4.8, 5.0, 5.2, 5.4, 5.6, 5.8, 6.0, 7.0, 7.5,<br />

8.5, 9.0, 9.5, 10.0, 10.5, 11.0, 11.5, 12.0, 12.5, 13.0, 13.5, 14.0, 14.5, 15.0, 15.5,<br />

16.0, 16.5, 17.0, 17.5, 18.0, 18.5, 19.0, 19.5, 20<br />

Milímetros<br />

0.05, 0.06, 0.08, 0.10, 0.12, 0.16, 0.20, 0.25, 0.30, 0.40, 0.50, 0.60, 0.70, 0.80,<br />

0.90, 1.0, 1.1, 1.2, 1.4, 1.5, 1.6, 1.8, 2.0, 2.2, 2.5, 2.8, 3.0, 3.5, 4.0, 4.5, 5.0, 5.5,<br />

6.0, 6.5, 7.0, 8.0, 9.0, 10, 11, 12, 14, 16, 18, 20, 22, 25, 28, 30, 32, 35, 40, 45, 50,<br />

60, 80, 100, 120, 140, 160, 180, 200, 250, 300<br />

Números <strong>de</strong> R<strong>en</strong>ard*<br />

1a. elección, R5: 1, 1.6, 2.5, 4, 6.3, 10<br />

2a. elección, R10: 1.25, 2, 3.15, 5, 8<br />

3a. elección, R20: 1.12, 1.4, 1.8, 2.24, 2.8, 3.55, 4.5, 5.6, 7.1, 9<br />

4a. elección, R40: 1.06, 1.18, 1.32, 1.5, 1.7, 1.9, 2.12, 2.36, 2.65, 3, 3.35, 3.75,<br />

4.25, 4.75, 5.3, 6, 6.7, 7.5, 8.5, 9.5<br />

*Se pued<strong>en</strong> multiplicar por, o dividir <strong>en</strong>tre, pot<strong>en</strong>cias <strong>de</strong> 10.

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