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Tabla de Sistema de Unidades
Tabla de Sistema de Unidades
Tabla de Sistema de Unidades
GENERALIDADES
w
Peso
N
Peso especfico
N/m3
Espesor de la capa
m
laminar
Rugosidad del
m
conducto
Eficiencia
Viscosidad dinmica
Pa-s
Viscosidad
m2/s
cinemtica
Densidad
Kg/m3
Esfuerzo cortante
N/m2
Sistema
MKS
Kgf
m
Kgf s2/m
Kgf m/s
m
Kgf /m2
m3/s
m3/s-m
m
m
Sistema
Ingls
Lbf
Pie
Slug
lbf pie/s
Pie
lbf/pie2
pie3/s
pie3/s-m
pies
pies
Dimensiones
C
s
m/s
m3
Kgf
Kgf/m3
m
F
s
pies/s
pies3
lbf
lbf/pie3
pies
t
T
L/T
L3
ML/T2
M/(L2T2)
L
pies
Kgf-s/m2
m2/s
lbf s/pie2
pies2/s
M/LT
L2/T
Kgf s2/m4
Kgf/m2
slug/pie3
lbf/pie2
M/L3
M/LT2
M L/T2
L
M
ML2/T3
L
M/LT2
L3/T
L3/T-L
L
L
I.2
60 min/hr
3600 seg/hr
Hora (hr)
60 s/min
Minuto (min)
1.2.2 Longitud
Micra ()
Mil
25.4 /mil
Milmetro
(mm)
Pulgada
(pg)
Pie (p)
1000 /mm
2.54 E4 /pg
3.048 E5 /p
1.0 E6 /m
39.37
mil/mm
1000
mil/pg
1.2 E5
mil/p
3.6 E5
mil/yd
2.54 E5
mil/m
6.336 E7
mil/mi
Mil
25.4
mm/pg
304.8
mm/p
914.4
mm/yd
1000
mm/m
1.609 E6
mm/mi
Milmetro
(mm)
12 pg/p
36 pg/yd
3 p/yd
39.37
pg/m
6.336 E4
pg/mi
Pulgada
(pg)
3.281
p/m
5280
p/mi
Pie (p)
1.094
yd/m
1760
yd/mi
Yarda
(yd)
1.2.3 Area
Centmetro2
(cm2)
Pulgada2
6.452
(pg2)
cm2/pg2
2
2
Pie (p )
929.0
cm2/p2
Yarda2 (yd2) 8361
cm2/yd2
2
2
Metro (m ) 1.0 E4
cm2/m2
Acre
Hectrea
(ha)
144 pg2/p2
9.0 p2/yd2
1296
pg2/yd2
1550
pg2/m2
10.76
p2/m2
1.196
yd2/m2
6.272 E6
pg2/acre
1.550 E7
pg2/ha
4.356 E4
p2/acre
1.076 E5
p2/ha
4840
yd2/acre
1.196E4
yd2/ha
4045
m2/acre
1.0 E4
m2/ha
Centmetro Pulgada2
2
(cm2)
(pg2)
Pie 2 (p2)
Yarda2
(yd2)
Metro2
(m2)
4.047 E7
cm2/acre
1.0 E8
cm2/ha
2.472
acre/ha
Acre
1609
m/mi
Metro (m)
I.3
1.2.4 Volumen
Mililitro (ml)
Centmetro3(cm3)
Pulgada3 (pg3)
16.39 ml/pg3
Pie 3 (p3)
2.83 E4 ml/p3
1728 pg3/p3
Litro (l)
1000 ml/l
61.02 pg3/l
Metro3 (m3)
1.0 E6 ml/m3
Galn (gl)
3785.4 ml/gl
231 pg3/gl
Mililitro (ml)
Pulgada3 (pg3)
3
3
Centmetro (cm )
28.3 l/p3
7.48 gl/ p3
3.7854 l/gl
264.2 gl/m3
Pie 3 (p3)
Litro (l)
Metro3 (m3)
1.2.5 Masa
Slug
Kilogramo (Kg)
14.594 Kg/slug
Libra (lb)
32.2 lb/slug
2.21 lb/Kg
Onza (oz)
514.8 oz/slug
35.27 oz/Kg
16 oz/lb
Gramo (g)
1.459 E4 g/slug
1000 g/Kg
453.6 g/lb
28.35 g/oz
Slug
Kilogramo (Kg)
Libra (lb)
Onza (oz)
1.2.6 Fuerza
Dina
Newton (N)
E5 dina/N
Libra (lbf)
Kilogramo (Kgf)
2.21 lbf/Kgf
Dina
Libra (lbf)
Newton (N)
1.2.7 Temperatura
T (Rankine) = T (Fahrenheit) + 459.67
T (Kelvin)
= T (Celsius) + 273.15
T (Rankine)
= 1.80 T (Kelvin)
T (Celsius)
I.4
1.2.8 Presin
Dina/cm2
2
Pascal (Pa) 10 dina/cm )/
2
Pa
(N/m )
Mm Hg
1333
(dina/cm2)/
mm Hg
133.3
Pa/mm Hg
m H2O
98000
(dina/cm2)/
m H2O
9800
Pa/mH2O
73.54
mm Hg
m H2O
Kgf/cm2
980000
(dina/cm2)/
(Kgf/cm2)
98000
Pa/
( Kgf/cm2)
735.4
mm Hg/
(Kgf/cm2)
10.33 m
H2O/
(Kgf/cm2)
Psi
6.895 E4
(dina/cm2)/
psi
6.895 E3
Pa/psi
51.71
mm Hg/psi
0.703
m H2O/psi
0.070
(Kgf/cm2)/
psi
Bar
1.0 E6
(dina/cm2)/
bar
1.0 E5
Pa/bar
750.1
mm Hg/bar
10.33
m H2O/bar
1 (Kgf/cm2)/
bar
Atmsfera
(atm)
1.032 E6
(dina/cm2)/
atm
1.013 E5
Pa/atm
760
mm Hg/atm
10.33
m H2O/atm
1
14.696
(Kgf/cm2)/atm psi/atm
1.0132
bar/atm
Dina/cm2
Pascal (Pa)
(N/m2)
mm Hg
m H2O
Kgf/cm2
Bar
14.504
psi/bar
psi
Poise
g/(cm - s)
Kg/(m - s)
10 poise/
(Kg/m - s)
N s/m2
10 poise/
N s/m2
1 (Kg/ms)/
(N s/m2)
Lbm/(p s )
14.88 poise/
[lbm/(p s)]
1.488 (Kg/m-s)/
(lbm/p-s)
1.488 (N s/m2)/
(lbm/p-s)
lbf s/p2
478.8 poise/
(lbf s/p2)
47.88 (Kg/m-s)/
(lbf s/p2)
47.88 (N s /m2)/
(lbf s/p2)
32.2 (lbm/p-s)/
(lbf s/p2)
Poise
(g/cm - s)
Kg/(m s)
N s/m2
lbm/(p s )
I.5
6.452
Stoke/(pg2/s)
929 Stoke/(p2/s)
10000
Stoke/(m2/s)
Stoke (cm2/s)
144 (pg2/s)/(p2/s)
929
10.76
(pg2/s)/(m2/s)
(p2/s)/(m2/s)
2
2
Pulgada /s (pg /s) pie2/s (p2/s)
1.2.11 Potencia
Vatios (W)
Libra pie/s
(lb f p/s)
Caballo de vapor
(CV)
Kgf m /s
1.356
W/(lb f p/s)
745.7
W/CV
9.8
W/(Kg f m/s)
Vatios (W)
550
(lbf f p/s)/CV
7.23
(lb f p/s)/(Kg f m/s)
Libra pie/s
(lb f p/s)
76.39
(Kg f m/s)/CV
Caballo de vapor
(CV) = Horse
power (Hp)
1.2.12 Energa
KW h
Kcal
Lb f p
Kg f m
860.6 Kcal/KW
h
2.655 E6
lb f p/KW h
3.68 E5
Kgf m/KW h
Julio (J)
3.6 E 6 J/KW h
Ergio (E)
(dina cm)
Btu
3.6 E13
E/kW h
3414 Btu/ KW h
KW h
3086
lbf p/Kcal
426.65
Kg f m/Kcal
4184
J/Kcal
4.184 E10
E/Kcal
3.966
Btu/Kcal
Kcal
7.23
(lb f p)/(Kgf m)
1.356
J/(lb f p)
1.356 E7
E/(lb f p)
778 lb f p/Btu
lb f p
9.81
J/Kg f m
9.81 E7
E/(Kg f m)
108
Kg f m/Btu
Kg f m
1.0 E7
E/J
1054 J/Btu
Julio (J)
2.0
1.054 E10
E/Btu
Ergio (E)
I.6
(kg/m3)
999.9
1000.0
999.7
998.2
995.7
992.2
988.1
983.2
977.8
971.8
965.3
958.4
Peso
Especficoa
(N/m3)
9806
9807
9804
9789
9765
9731
9690
9642
9589
9530
9467
9399
Viscosidad
Dinmica
(N-s/m2)
1.787E-03
1.519E-03
1.307E-03
1.002E-03
7.975E-04
6.529E-04
5.468E-04
4.665E-04
4.042E-04
3.547E-04
3.147E-04
2.818E-04
Viscosidad Tensin
Presin
Velocidad
Cinemtica Superficialb de Vapor del Sonido
c
p
2
2
(m/s)
(m /s)
(N/m)
[N/m (abs)]
1.787E-06
7.56E-2
6.105E+02
1403
1.519E-06
7.49E-2
8.722E+02
1427
1.307E-06
7.42E-2
1.228E+03
1447
1.004E-06
7.28E-2
2.338E+03
1481
8.009E-07
7.12E-2
4.243E+03
1507
6.580E-07
6.96E-2
7.376E+03
1526
5.534E-07
6.79E-2
1.233E+04
1541
4.745E-07
6.62E-2
1.992E+04
1552
4.134E-07
6.44E-2
3.116E+04
1555
3.650E-07
6.26E-2
4.734E+04
1555
3.260E-07
6.08E-2
7.010E+04
1550
2.940E-07
5.89E-2
1.013E+05
1543
T
(C)
(Kg/m3)
Viscosidad Viscosidad
Presin de
Peso
Tensin
vapor
especifico dinmica cinemtica superficiala
2
2
2
3
(N-s/m
)
(m
/s)
[N/m
(ab
(kN/m )
(N/m)
s)]
Tetracloridrato de
Carbono
Alcohol Etlico
20.0
1590
15.60
9.58E-4
6.03E-7
2.69E-2
1.30E+4
20.0
789
7.74
1.19E-3
1.51E-6
2.28E-2
5.90E+3
Gasolina
15.6
680
6.67
3.10E-4
4.60E-7
2.20E-2
5.50E+4
Glicerina
20.0
1260
12.40
1.50E+0
1.19E-3
6.33E-2
1.40E-2
Mercurio
20.0
13600
133.00
1.57E-3
1.15E-7
4.66E-1
1.60E-1
Aceite SAE 30
15.6
912
8.95
3.80E-1
4.20E-4
3.60E-2
---------
Agua de Mar
15.6
1030
10.10
1.20E-3
1.17E-6
7.34E-2
1.77E+3
Agua Dulce
15.6
999
9.80
1.12E-3
1.12E-6
7.34E-2
1.77E+3