11. UNIT CONVERSION
METRIC
UNIT
X =
TECHNIQUE
AMERICAN
AREA:
2
cm
2
cm
0.1550
2
m
2
m
10.76
LENGTH:
µm
µm
39.37
micro-inch
mm
mm
0.03937
mm
0.003281
m
m
3.281
m
1.094
MASS:
g
g
0.03527
kg
kg
2.205
tonne, Mg
tonne, Mg
1.102
U.S. ton
(2000lb)
POWER:
kcal/h
kcal/h
3.968
Btu/h
HP metric
HP metric
0.9863
HP(550ft-lb)
Mcal/h
Mcal/h
0.3307
Ton. refr.
PRESSURE:
mm w.g.4°C
mm w.g.4°C
0.03937
inH
O39.2°F
2
mm Hg0°C
mm Hg0°C
0.03937
inHg 32°F
2
kgf/cm
2
kgf/cm
14.22
mH
O
ft H
3.281
2
SYSTEM
X =
INTERNATIONAL
2
mm
100
2
2
in
mm
645.2
2
1.0
m
2
2
ft
0.09290
m
1.0
µm
0.02554
µm
1.0
mm
in
25.4
mm
ft
304.8
mm
1.0
m
ft
0.3048
m
yd
0.9144
m
1.0
g
oz
28.35
g
1.0
kg
lb
0.04536
kg
1.0
tonne, Mg
0.9072
tonne, Mg
1.163
W
0.2931
W
0.7355
kW
0.7457
kW
S
1.163
kW
3.517
kW
9.806
Pa
249.1
Pa
0.1333
kPa
3.386
kPa
98.7
kPa
psi
6.895
kPa
O
2.989
kPa
2
METRIC
UNIT
X =
TECHNIQUE
AMERICAN
TEMPERATURE INTERVAL:
°C
°C
1.8
SPEED:
m/s
m/s
3.281
ft/s
m/s
196.9
ft/min
VOLUME:
3
mm
3
-5
mm
6.102x10
L
L
0.03531
3
m
3
m
yd
1.308
L
0.2642
U.S.gal
L
2.113
U.S.pint
3
mL, cm
3
mL, cm
0.03381
U.S.oz
FLOW:
3
m
/h
3
3
m
/h
0.5886
ft
3
m
/h
4.403
U.S.gal/min
L/h
-3
L/h
4.403x10
U.S.gal/min
3
(m
/h)/
1.780
cfm/ton
(1000kcal/h)
TEMPERATURE:*
°C
°C
(°Cx1.8) + 32
* FOR THE TEMPERATURE CONVERSION IT IS USED THE
CALCULATION FACTOR.
EXAMPLE: 25°C ARE EQUIVALENT TO HOW MANY °F:
°F = (25°C x 1.8) + 32 = 77°F
SYSTEM
X =
INTERNATIONAL
1.0
K
°F
0.5556
°C
1.0
m/s
0.3048
m/s
0.00508
m/s
-6
1.0x10
L
3
in
0.01639
L
1.0
L
3
ft
28.32
L
3
1.0
m
3
3
m
0.7646
3.785
L
0.4732
L
1.0
L
29.57
mL
0.2778
L/s
/min
0.4719
L/s
0.06309
L/s
-4
2778x10
L/s
0.06309
L/s
0.1342
L/s/kW
°C + 273.15
K
°F
(°F-32)/1.8
°C
83