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Wärtsilä 31DF Product Guide
21.
ANNEX
21.1
Unit conversion tables
The tables below will help you to convert units used in this product guide to other units. Where
the conversion factor is not accurate a suitable number of decimals have been used.
Length conversion factors
Convert from
mm
mm
Pressure conversion factors
Convert from
kPa
kPa
kPa
kPa
kPa
kPa
Power conversion
Convert from
kW
kW
Fuel consumption conversion factors
Convert from
g/kWh
g/kWh
Temperature conversion factors
Convert from
°C
°C
21.1.1
Prefix
Table 21-1 The most common prefix multipliers
Name
tera
giga
mega
DBAE248994
To
Multiply by
in
0.0394
ft
0.00328
To
Multiply by
2
psi (lbf/in
)
0.145
lbf/ft
2
20.885
inch H
O
4.015
2
foot H
O
0.335
2
mm H
O
101.972
2
bar
0.01
To
Multiply by
hp (metric)
1.360
US hp
1.341
To
Multiply by
g/hph
0.736
lb/hph
0.00162
To
Multiply by
F
F = 9/5 *C + 32
K
K = C + 273.15
Symbol
Factor
T
10
12
G
10
9
M
10
6
Mass conversion factors
Convert from
kg
kg
Volume conversion factors
Convert from
3
m
m
3
m
3
m
3
m
3
Moment of inertia and torque conversion factors
Convert from
kgm
2
kNm
Flow conversion factors
Convert from
m
3
/h (liquid)
3
m
/h (gas)
Density conversion factors
Convert from
kg/m
3
3
kg/m
3
kg/m
Name
Symbol
Factor
kilo
k
10
3
milli
m
10
-3
micro
10
-6
μ
21. ANNEX
To
Multiply by
lb
2.205
oz
35.274
To
Multiply by
3
in
61023.744
ft
3
35.315
Imperial gallon
219.969
US gallon
264.172
l (litre)
1000
To
Multiply by
lbft
2
23.730
lbf ft
737.562
To
Multiply by
US gallon/min
4.403
3
ft
/min
0.586
To
Multiply by
lb/US gallon
0.00834
lb/Imperial gallon
0.01002
3
lb/ft
0.0624
Name
Symbol
Factor
nano
n
10
-9
21-1
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