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CONVERSION FACTOR TABLES
To convert
Into
Unit
Atmospheres
Atmospheres
Atmospheres
Atmospheres
bar
British thermal unit
British thermal unit
British thermal unit
British thermal unit/hr
centimetres
centimetres per sec
centimetres per sec
Celsius
centiStokes
cubic centimetres
cubic feet
cubic feet
cubic inches
cubic inches
cubic yards
degrees (angle)
Fahrenheit
feet
feet of water
feet of water
feet of water
feet of oil (sg = 0.87)
feet of oil (sg = 0.87)
feet per minute
feet per second
feet per minute
feet per second
Symbol
Atm
Atm
Atm
Atm
bar
Btu
Btu
Btu
Btu/hr
cm
cm/sec
cm/sec
°C
cSt
cm³
cu ft
cu ft
in³
in³
yd³
°
°F
ft
ft H2O
ft H2O
ft H2O
ft/min
ft/sec
ft/min
ft/sec
Into
To convert
Unit
bar
inches of mercury
mm of mercury
pounds/square inch
pounds/square inch
calorie
joule
foot pounds
kilowatts
inches
feet per minute
feet per second
Fahrenheit
Saybolt
cubic inches
gallons US
cubic metres
cubic centimetres
gallons US
cubic metres
radians
Celsius
metres
bar
pounds/square inch
inches of mercury
pounds/square inch
inches of mercury
centimetres per sec
centimetres per sec
miles per hour
miles per hour
Symbol
bar
in Hg
mm Hg
psi
psi
cal
J
ft-Ibs
kW
in
ft/min
ft/sec
°F
SUS
in³
US gal
m³
cm³
US gal
m³
rad
°C
m
bar
psi
in Hg
psi
in Hg
cm/sec
cm/sec
mph
mph
Multiply by
Divide by
Factor
1.01325
29.92
760
14.7
14.5
252
1054.35
777.65
0.000293071
0.3937
1.969
0.03281
(F-32) ÷1.8
4.635 (>52 cSt)
0.06102
7.481
0.0283168
16.3871
0.004329
0.7646
0.0174533
(C × 1.8) + 32
0.3048
0.0298907
0.4335
0.8826
0.377
0.768
0.5080
30.48
0.01136
0.6818
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To convert
Into
Unit
fluid ounces UK
horsepower
Into
To convert
Symbol Unit
UK fl
cubic centimetres
oz
US fl
cubic centimetres
oz
ft-Ibs/
horsepower
min
ft-Ibs/
horsepower
sec
ft-Ibs/
watts
min
ft-Ib
kilogram metre
ft-Ib
Newton metre
ft-Ib
joule
US gal cubic inches
US gal gallons UK
US gal litres
US gal cubic feet
UK gal litres
UK gal gallons US
hp
British thermal
unit/min
hp
foot pounds per min
horsepower
hp
foot pounds per sec
horsepower
horsepower
horsepower
inches
inches
inch pounds
hp
hp
hp
in
in
in-Ibs
kilowatts
Pferde Starke
poncelet
centimetres
millimetres
kilogram/metre
fluid ounces US
foot pounds per min
foot pounds per sec
foot pounds per min
foot pound
foot pound
foot pound
gallons US
gallons US
gallons US
gallons US
gallons UK
gallons UK
horsepower
Symbol
cm³
Multiply by
Divide by
Factor
28.413
cm³
29.5735
hp
0.00003030
hp
0.001818
W
81.3492
kgm
Nm
J
in³
UK gal
l
cu ft
l
US gal
Btu/
min
ft-Ibs/
min
ft-Ibs/
sec
kW
PS
0.1383
1.356
1.35582
231
0.8327
3.78531
0.1337
4.54596
1.201
42.44
cm
mm
kgm
33000
550
0.7457
1.014
0.7604
2.54
25.4
0.01152
2
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To convert
Into
Unit
inch pounds
inches of mercury
inches of mercury
inches of mercury
kilogram
kilogram
kilogram metre
kilogram metre
kilogram metre
kilogram per square
centimetre
kilopascals
kilometres
kilometres
litres
litres
metric horse power
microinches
miles
millimetres mercury
Newton
Newton metre
Newton metre
Newtons per square
centimetre
Newtons per square
metre
Pascals
pint UK
Into
To convert
Symbol Unit
in-Ibs
Newton metre
in Hg
Pascal
in Hg
pounds/square inch
in Hg
millibar
kg
pound
kg
Newton
kgm
Newton metre
kgm
inch pounds
kgm
foot pound
kg/cm² bar
kPa
km
km
l
l
Symbol
Nm
Pa
psi
mbar
Ib
N
Nm
in-Ibs
ft-Ib
bar
bar
miles
feet
gallons UK
gallons US
kilowatts
microns
kilometres
millibar
ft
UK gal
US gal
kW
µm
km
mbar
0.01
0.6214
3281
0.2199
0.2642
0.735499
0.0254
1.609
1.33322
pound
foot pound
inch pounds
bar
Ib
ft-Ib
in-Ibs
bar
0.2248
0.7376
8.851
0.1
N/m²
bar
bar
0.00001
Pa
UK pt
bar
litres
bar
l
0.00001
0.568245
µin
mm
Hg
N
Nm
Nm
N/cm²
bar
Multiply by
Divide by
Factor
0.1130
3386 (32°F)
0.4912
33.8639
2.205
9.80665
9.80665
86.80
7.233
0.980665
3
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To convert
Into
Unit
pint US
pounds
pounds
pounds/square inch
pounds/square inch
pounds/square inch
pounds/square inch
pounds/square inch
pounds/cubic foot
square inches
square feet
Saybolt
32 – 99 SUS
100 – 240 SUS
> 240 SUS
Into
To convert
Symbol Unit
Symbol
US pt
litres
l
Ib
grams
g
Ib
Newton
N
psi
Atmospheres
Atm
psi
bar
bar
psi
inches of mercury
in Hg
ft H2O
psi
feet of water
psi
feet of oil (sg=0.87)
Ib-ft³
Kilograms/cubic
kg-m³
metre
in²
square centimetres
cm²
ft²
square metres
m²
SUS
centiStokes
cSt
cSt = 0.2253 × SUS – (194.4 ÷ SUS)
cSt = 0.2193 × SUS – (134.6 ÷ SUS)
cSt = SUS ÷ 4.635
Multiply by
Divide by
Factor
0.473163
453.6
4.448
0.06804
0.06895
2.036
2.307
2.65
16.02
6.5416
0.09290304
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4
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