Ciencia De Materiales

CONVERSION DE UNIDADES

Volumen 1 Litro (L) = 1000 cm3 = 61.02 pulg3 = 0.03532 pie3 = 1.057 quartos (qt)

1 metro cúbico = 1000 litros = 35.32 pie3 = 1 x 106 cm3

1 pie cúbico = 7.481 gal. US = 0.02832 m3 = 28.32 L

1 gal.US (gal) = 231 pul3 = 3.785 litros

1 galón ingles = 1.201 gal. US = 277.4 pulg3

Masa 1 Kilogramo (Kgm)= 2.2046 lbm = 0.06852 slug = 0.102 UTM

1 libra (lbm) = 453.6 g = 0.03108 slug

Velocidad 1 Km / Hr = 0.2778 m/seg = 0.6214 mi / Hr = 0.9113 pie /seg

1 mi /Hr = 1,467 pie / seg = 1.609 km / Hr = 0.4470 pie / seg

Densidad 1 g / cm3 = 103 Kg /m3 = 62.43 lbm / pie3 = 1.94 slug / pie3 = 102 UTM / m3

1 lbm / pie3 = 0.01602 g /cm3

1 slug / pie3 = 0.5154 g /cm3

Fuerza 1 Newton (N) = 105 Dinas = 0.1020 Kgf = 0.2248 Lbf

1 Lbf = 4.448 N = 0.4536 Kgf = 32.17 Poundals

1 Kilogramo fuerza = 2.205 Lbf = 9.807 N

1 Tonelada metrica = 2205 Lbf = 1000 Kgf

1 Tonelada larga US = 2240 Lbf

1 Tonelada corta US = 2000 Lbf

Longitud 1 Kilometro (Km) 1000 metros 1 milla 1.609 Km

1 metro (m) 100 cm 1 metro 39.37 pulg

1 centímetro (cm) 10-2 m 1 centímetro 0.3937pulg

1 milímetro (mm) 10--3 m 1 pulgada 2.540 cm

1 micrón (µ) 10-6 m 1 pie 30.18 cm

1 mili micrón (m µ) 10-9 m 1 pie 12 pulg

1 Amstrong (Å) 10-10 m 1 yarda 3 pies

Área 1 metro cuadrado (m2) = 10.76 pie2 1 pulg. Cuadrada (pulg2) = 645.16 mm2

1 pie cuadrado (pie2) = 929 cm2 1 milímetro cuadrado (mm2)= 0.001549 pulg2

CONVERSION DE UNIDADES

Energía 1 Julio = 1 N∙ m = 107 ergios = 0.7376 pie∙ Lbf = 0.2389 cal = 9.841 x 10 -4 BTU 1 pie∙ Lbf = 1.356 Julios = 0.3239 cal = 1.285 x 10 -3 BTU 1 Caloria (cal) = 4.186 Julios = 0.427 Kg∙ m = 3.087 pie∙ Lbf = 3.968 x 10 -3 BTU 1 BTU = 1055 Julios = 107.61 Kg∙ m = 778 pie∙ Lbf = 0.293 vatio ∙ hora

1 Kilowatio ∙ hora= 3.60 x 106 Julios = 560 Kcal = 3413 BTU

1 electron voltio= 1.602 x 1019 Julios

Potencia 1 watio = 1 Julio / seg = 107 ergios / seg = 0.2389 cal /seg

1 Hp = 33 Lbf ∙ pie / min = 550 Lbf ∙ pie / seg = 745.7 watt

1 Kilowatio = 1.341 Hp = 737.6 Lbf ∙ pie / seg= 0.9483 BTU / seg

Presión 1 N / m2 = 10 Dinas / cm2 = 9.869 x 10-6 Atmosferas= 2.089 x 10-2 Lbf / pie2

1 Lbf / pulg2 = 6895 N / m2 = 5.171 cm mercurio = 27.68 pulg columna agua

1 Atmosfera = 1.013 x 105 N / m2 = 1.013 x 106 Dinas / cm2 = 14.696 Lbf / pulg2 = 76 cm mercurio = 406.8 pulg columna agua

1 Bar = 10 N / cm2 = 750 Torr = 10 metros columna H2O = 2.089 x 10-2 Lbf / pie2

1 psi = 0.068 Kgf / cm

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