NTN - Large Bearings

Appendix Table
Appendix table 2: Comparison of SI, CGS and gravity units-2
SI
CGS system
Gravitation system
Power rate
W
erg/s
kgfm/s
Temperature
K
C
C
Viscosity
Pas
P
kgfs/m 2
Dynamic viscosity
m 2 /s
St
m 2 /s
Magnetic flux
Wb
Mx
Flux density
T
Gs
Magnetic field strength
A/m
Oe
Quantity
Viscosity
Dynamic viscosity
Temperature
Radioactive
Dosage
Absorption dosage
Dosage equivalent
Magnetic flux
Flux density
Magnetic field strength
Quantity of electricity
Potential difference
Electric resistance
Current
Unit system Quantity Symbol
Appendix table 3: SI-customary unit conversion table-2
Unit designation
Poise
Centipoise
Kilogram force / square second per meter
Stoke
Centistoke
Degree
Curie
Roentgen
Rad
Rem
Maxwell
Gamma
Gauss
Oersted
Coulomb
Volt
Ohm
Ampere
Symbol
P
cP
kgfs/m 2
St
cSt
˚C
Ci
R
rad
rem
Mx
Gs
Oe
C
V
A
Conversion rate to SI
10 -1
10 -3
9.806 65
10 -4
10 -6
+273.15
3.710 10
2.5810 -4
10 -2
10 -2
10 -8
10 -9
10 -4
10 3 /4
1
1
1
1
SI unit designation
Pascal second
Square meter per second
Kelvin
Becquerel
Coulombs per kilogram
Gray
Sievert
Weber
Tesla
Amperes per meter
Coulomb
Volt
Ohm
Ampere
Pas
m 2 /s
K
Bq
C/kg
Gy
Sv
Wb
T
A/m
C
V
A
Appendix table 4: Tenth power multiples of SI unit
Multiples of
unit
10 18
10 15
10 12
10 9
10 6
10 3
10 2
10
Prefix
Name Symbol
Exa E
Peta P
Tera T
Giga G
Mega M
Kilo k
Hecto h
Deca da
Multiples of
Prefix
unit
10 -1
10 -2
10 -3
10 -6
10 -9
10 -12
10 -15
10 -18 Name
Deci
Centi
Mili
Micro
Nano
Pico
Femto
Ato
Symbol
d
c
m
n
p
f
a
D-7