Quantity |
Level
Cat. |
Use
Id. |
Name |
Convesion factors to SI units (1 unit equals)
|
Represen.
Symbol |
Cross
ref. |
|
| Mechanics |
|
Mechanics
|
|
|
|
|
|
|
|
mass
|
1S
|
|
microgram
|
|
µg
|
135
|
|
1M
|
|
decagram
|
|
dag
|
136
|
|
1M
|
|
decigram
|
|
dg
|
137
|
|
1
|
|
kilogram
|
|
kg
|
138
|
|
1S
|
|
gram
|
|
g
|
139
|
|
1M
|
|
centigram
|
|
cg
|
140
|
|
1S
|
|
tonne (metric ton)
|
1000 kg
|
t
|
141
|
|
1M
|
|
decitonne
|
|
dt
|
142
|
|
1S
|
|
milligram
|
|
mg
|
143
|
|
1M
|
|
hectogram
|
|
hg
|
144
|
|
1M
|
|
kilotonne
|
|
kt
|
145
|
|
1S
|
|
megagram
|
|
Mg
|
146
|
|
2
|
|
pound
|
0,453 592 37 kg (exactly)
|
lb
|
147
|
|
2
|
|
grain
|
64,798 91 mg (exactly)
|
gr
|
148
|
|
2
|
|
ounce
|
28,349 5 g
|
oz
|
149
|
|
2
|
|
hundred weight (UK)
|
50,802 35 kg
|
cwt (UK)
|
150
|
|
2
|
|
hundred pounds (cwt)/
hundred weight (US)
|
45,359 2 kg
|
cwt (US)
|
151
|
|
2
|
|
ton (UK) or longton (US)
|
1,016 04 7 tonne
|
ton (UK)
|
152
|
|
2
|
|
stone (UK)
|
6,350 293 kg
|
|
153
|
|
2
|
|
ton (US) or short ton (UK/US)
|
0,907 184 7 tonne
|
ton (US)
|
154
|
|
2
|
|
troy ounce or apothecaries' ounce
|
31, 103 476 8 g
|
tr oz
|
155
|
|
density, mass density, volumic mass
|
1
|
|
kilogram per cubic metre
|
|
kg/m³
|
156
|
|
1S
|
|
gram per cubic centimetre
|
1000 kg/m³
|
g/cm³
|
157
|
| |
1S
|
|
tonne per cubic metre
|
1000 kg/m³
|
t/m³
|
158
|
|
density, mass density,
|
1S
|
|
gram per millilitre
|
1000 kg/m3
|
g/ml
|
159
|
|
volumic mass
|
1S
|
|
kilogram per litre
|
1000 kg/m³
|
kg/l or kg/L
|
160
|
| |
1S
|
|
gram per litre
|
|
g/l
|
161
|
| |
1M
|
|
gram per cubic metre
|
|
g/m3
|
162
|
| |
1M
|
|
milligram per cubic metre
|
|
mg/m³
|
163
|
| |
1S
|
|
megagram per cubic metre
|
1000 kg/m3
|
Mg/m³
|
164
|
| |
1S
|
|
kilogram per cubic decimetre
|
1000 kg/m3
|
kg/dm³
|
165
|
| |
1M
|
|
milligrams per litre
|
|
mg/l
|
166
|
| |
1M
|
|
microgram per cubic meter
|
|
µg/m³
|
167
|
| |
2
|
|
pound per cubic foot
|
16,018 5 kg/m³
|
lb/ft³
|
168
|
| |
2
|
|
pound per gallon (US)
|
|
lb/gal (US)
|
169
|
| |
2
|
|
pound per cubic inch
|
|
lb/in³
|
170
|
|
relative density, relative mass density
|
1
|
|
one
|
|
1
|
171
|
|
specific volume, massic volume
|
1
|
|
cubic metre per kilogram
|
|
m³/kg
|
172
|
| |
1M
|
|
decilitre per gram
|
|
dl/g
|
173
|
| |
1M
|
|
millilitre per kilogram
|
|
ml/kg
|
174
|
|
linear density, linear mass
|
1
|
|
kilogram per metre
|
|
kg/m
|
175
|
| |
1M
|
|
gram per meter
(gram per 100 centimetres)
|
|
g/m
|
176
|
| |
1M
|
|
kilograms per millimeter
|
|
kg/mm
|
177
|
| |
1S
|
|
milligram per metre
|
|
mg/m
|
178
|
| |
2
|
|
pound per foot
|
|
lb/ft
|
179
|
| |
2
|
|
pound per inch of length
|
|
lb/in
|
180
|
|
surface density, areic mass
|
1
|
|
milligrams per square metre
|
|
mg/m²
|
181
|
| |
1M
|
|
gram per square centimetre
|
|
g/cm²
|
182
|
| |
1M
|
|
gram per square metre
|
|
g/m²
|
183
|
| |
1M
|
|
kilogram per square metre
|
|
kg/m²
|
184
|
| |
2
|
|
ounce per square yard
|
|
oz/yd²
|
185
|
| |
2
|
|
ounce per square foot
|
|
oz/ft²
|
186
|
|
momentum
|
1
|
|
kilogram metre per second
|
|
kg .m/s
|
187
|
|
moment of momentum, angular momentum
|
1
|
|
kilogram metre squared per second
|
|
kg .m²/s
|
188
|
|
moment of inertia (dynamic moment of inertia)
|
1
|
|
kilogram metre squared
|
|
kg. m²
|
189
|
|
force, weight
|
1
|
|
newton
|
|
N
|
190
|
| |
1S
|
|
meganewton
|
|
Mn
|
191
|
| |
1S
|
|
kilonewton
|
|
kN
|
192
|
| |
1S
|
|
millinewton
|
|
mN
|
193
|
| |
1S
|
|
micronewton
|
|
µN
|
194
|
| |
2
|
X
|
dyne
|
10-5 N(exactly)
|
dyn
|
195
|
|
force, weight
|
2
|
|
pound-force
|
4,448 222 N
|
lbf
|
196
|
| |
2
|
X
|
kilogram-force
|
9,806 65 N (exactly)
|
kgf
|
197
|
| |
2
|
X
|
kilopond
|
9,806 65 N
|
kp
|
198
|
|
gravitational constant
|
1
|
|
newton metre squared
kilogram squared
|
|
N. m²/kg²
|
199
|
|
moment of force, moment of a couple, torque
|
1
|
|
newton metre
|
|
N. m
|
200
|
| |
1S
|
|
meganewton metre
|
|
MN. m
|
201
|
| |
1S
|
|
kilonewton metre
|
|
kN. m
|
202
|
| |
1S
|
|
millinewton metre
|
|
mN. m
|
203
|
| |
1S
|
|
micronewton metre
|
|
µN.m
|
204
|
| |
1S
|
|
decinewton metre
|
|
dN.m
|
205
|
| |
2
|
|
foot pound-force
|
1,355 818 N.m
|
ft.lbf
|
206
|
| |
2
|
X
|
kilogram-force metre
|
9,806 65 N.m (exactly)
|
kgf.m
|
207
|
| |
2
|
|
inch pound (pound inch)
|
|
in.lb
|
208
|
| |
2
|
|
ounce inch
|
|
oz.in
|
209
|
| |
2
|
|
ounce foot
|
|
oz.ft
|
210
|
|
impulse
|
1
|
|
newton second
|
|
N.s
|
211
|
|
angular impulse
|
1
|
|
newton metre second
|
|
N.m.s
|
212
|
|
pressure, normal stress,
|
1S
|
|
millipascal
|
|
mPa
|
213
|
|
shear stress, modulus of elasticity,
|
1S
|
|
megapascal
|
|
MPa
|
214
|
|
shaer modulus, modulus of rigidity,
|
1
|
|
pascal
|
|
Pa
|
215
|
|
bulk modulus, modulus of compression
|
1S
|
|
kilopascal
|
|
kPa
|
216
|
| |
1
|
|
bar
|
105 Pa(exactly)
|
bar
|
217
|
| |
1M
|
|
hectobar
|
|
hbar
|
218
|
| |
1S
|
|
millibar
|
|
mbar
|
219
|
| |
1M
|
|
kilobar
|
|
kbar
|
220
|
| |
1
|
|
standard atmosphere
|
1 013 25 Pa (exactly)
|
atm
|
221
|
| |
1S
|
|
gigapascal
|
|
GPa
|
222
|
| |
1S
|
|
micropascal
|
|
µPa
|
223
|
| |
1S
|
|
hectopascal
|
|
hPa
|
224
|
| |
1S
|
|
microbar
|
|
mbar
|
225
|
| |
1S
|
|
newton per square metre
|
1 Pa
|
N/m²
|
226
|
| |
1S
|
|
newton per square millimetre
|
1 MPa
|
N/mm²
|
227
|
| |
2
|
|
pound per square foot
|
|
lb/ft²
|
228
|
| |
2
|
|
pound-force per square inch
|
689 4,757 Pa
|
lbf/in
|
229
|
| |
2
|
X
|
kilogram-force per square metre
|
9,806 65 Pa (exactly)
|
kgf/m²
|
230
|
| |
2
|
X
|
torr
|
133,322 4 Pa
|
Torr
|
231
|
| |
2
|
X
|
technical atmosphere
|
98 066,5 Pa (exactly)
|
at
|
232
|
|
pressure, normal stress, shear stress, modulus of
|
2
|
|
pounds per square inch absolute
|
|
lb/in²
|
233
|
|
elasticity, shaer
modulus, modulus of
|
2
|
X
|
conventional millimetre of water
|
9,806 65 Pa (exactly)
|
mm H2O
|
234
|
|
rigidity, bulk modulus, modulus of compression
|
2
|
|
kilogram per square centimeter
|
|
|
235
|
| |
2
|
X
|
conventional millimetre of mercury
|
133,322 4 Pa
|
mm Hg
|
236
|
|
linear strain, relative elongation
|
1
|
|
one
|
|
1
|
237
|
|
shear strain
|
|
|
|
|
1
|
|
|
volume or bulk strain
|
|
|
|
|
1
|
|
|
poisson ratio,
|
1
|
|
one
|
|
1
|
240
|
|
poisson number
|
|
|
|
|
1
|
|
|
compressibility, bulk compressibility
|
1
|
|
reciprocal pascal or pascal to the power minus one
|
|
Pa-¹
|
242
|
|
second moment of area, second axial moment of area
|
1
|
|
metre to the fourth power
|
|
m4
|
243
|
|
second polar moment of area
|
2
|
|
inch to the fourth power
|
41,623 14 x10-8 m4
|
in4
|
244
|
|
section modulus
|
1
|
|
metre cubed
|
|
m³
|
245
|
| |
2
|
|
inch cubed
|
16,387 064 x10-6 m³
|
in³
|
246
|
|
friction factor, coefficient of friction
|
1
|
|
one
|
|
1
|
247
|
|
viscosity (dynamic viscosity)
|
1
|
|
pascal second
|
|
Pa.s
|
249
|
| |
1S
|
|
millipascal second
|
|
mPa.s
|
250
|
| |
2
|
|
poise
|
0,1 Pa.s (exactly)
|
P
|
251
|
| |
2
|
|
centipoise
|
|
cP
|
252
|
|
kinematic viscosity
|
1
|
|
metre squared per second (square metres/second US)
|
|
m²/s
|
253
|
| |
1S
|
|
millimetre squared per second
|
|
mm²/s
|
254
|
| |
2
|
|
stokes
|
10-4 m²/s (exactly)
|
St
|
255
|
| |
2
|
|
centistokes
|
|
cSt
|
256
|
| |
2
|
|
foot squared per second
|
0,092 903 04 m²/s
|
ft²/s
|
257
|
|
surface tension
|
1
|
|
newton per metre
|
|
N/m
|
258
|
| |
1S
|
|
millinewton per metre
|
|
mN/m
|
259
|
| |
2
|
X
|
dyne per centimetre
|
10-³ N/m
|
dyn/cm
|
260
|
|
work
|
1
|
|
joule
|
|
J
|
261
|
|
energy
|
1S
|
|
kilojoule
|
|
kJ
|
262
|
|
potential energy
|
1S
|
|
exajoule
|
|
EJ
|
263
|
|
kinetic energy
|
1S
|
|
petajoule
|
|
PJ
|
264
|
| |
1S
|
|
terajoule
|
|
TJ
|
265
|
|
work
|
1S
|
|
gigajoule
|
|
GJ
|
266
|
|
energy
|
1S
|
|
megajoule
|
|
MJ
|
267
|
|
potential energy
|
1S
|
|
millijoule
|
|
mJ
|
268
|
|
kinetic energy
|
1S
|
|
femtojoule
|
|
fJ
|
269
|
| |
1S
|
|
attojoule
|
|
aJ
|
270
|
| |
1
|
|
watt hour
|
3,6x10³ J (exactly)
|
W.h
|
271
|
| |
1S
|
|
megawatt hour (1000 kW.h)
|
|
MW.h
|
272
|
| |
1S
|
|
kilowatt hour
|
|
kW.h
|
273
|
| |
1S
|
|
gigawatt hour
|
|
GW.h
|
274
|
| |
1S
|
|
terawatt hour
|
|
TW.h
|
275
|
| |
1
|
|
electronvolt
|
1,602 177 33 x 10¯19 J
|
eV
|
276
|
| |
1S
|
|
megaelectronvolt
|
|
MeV
|
277
|
| |
1S
|
|
gigaelectronvolt
|
|
GeV
|
278
|
| |
1S
|
|
kiloelectronvolt
|
|
keV
|
279
|
| |
2
|
X
|
erg
|
10-7 J (exactly)
|
erg
|
280
|
| |
2
|
|
foot pound-force
|
1,355 818 J
|
ft.lbf
|
281
|
| |
2
|
X
|
kilogram-force metre
|
9,806 65 J (exactly)
|
kgf.m
|
282
|
|
power
|
1
|
|
watt
|
|
W
|
283
|
| |
1S
|
|
kilowatt
|
|
kW
|
284
|
| |
1S
|
|
megawatt
|
10-7W
(exactly)
|
MW
|
285
|
| |
1S
|
|
gigawatt
|
|
GW
|
286
|
| |
1S
|
|
milliwatt
|
|
mW
|
287
|
| |
1S
|
|
microwatt
|
|
µW
|
288
|
| |
2
|
|
hydraulic horse power
|
|
|
289
|
| |
2
|
X
|
erg per second
|
10-7 W (exactly)
|
erg/s
|
290
|
| |
2
|
|
foot pound-force per second
|
1,355 82 W
|
ft.lbf/s
|
291
|
| |
2
|
X
|
kilogram-force metre per second
|
9,806 65 W (exactly)
|
kgf.m/s
|
292
|
| |
2
|
X
|
metric horse power
|
735,498 75 W
|
metric hp
|
293
|
| |
|
X
|
cheval vapeur
|
|
CV
|
294
|
| |
2
|
|
brake horse power
|
245,7 W
|
BHP
|
295
|
|
mass flow rate
|
1
|
|
kilogram per second
|
|
kg/s
|
296
|
| |
1M
|
|
milligram per hour
|
|
mg/h
|
297
|
| |
2
|
|
ton(US) per hour
|
|
ton(US)/h
|
298
|
| |
2
|
|
pound per hour
|
|
lb/h
|
299
|
|
volume flow rate
|
1
|
|
cubic metre per second
|
|
m³/s
|
300
|
| |
1M
|
|
cubic metre per hour
|
|
m³/h
|
301
|
| |
1M
|
|
millilitre per second
|
|
ml/s
|
302
|
| |
1M
|
|
millilitre per minute
|
|
ml/min
|
303
|
| |
1M
|
|
litre per day
|
|
|
304
|
| |
1S
|
|
cubic centimetre per second
|
|
cm³/s
|
305
|
| |
1M
|
|
kilolitre per hour
|
|
kl/h
|
306
|
|
volume flow rate
|
1M
|
|
litre per minute
|
|
l/min
|
307
|
| |
2
|
|
cubic foot per hour
|
|
ft³/h
|
308
|
| |
2
|
|
cubic foot per minute
|
|
ft³/min
|
309
|
| |
2
|
|
barrel per minute
|
|
barrel (US)/m
|
310
|
| |
2
|
|
US gallon per minute
|
|
gal(US)/min
|
311
|
| |
2
|
|
Imperial gallon per minute
|
|
gal(UK)/min
|
312
|