Unit conversion
Apx-2
1
2
3
Apx
5
6
7
8
9
10
11
Apx
A
ppe
ndi
x
Apx
(8) Angular acceleration
SI system
rad/s
2
Unit
deg/s
2
deg/min
2
Factor
0.01755
2.93 x 10
-4
Unit
deg/s
2
deg/min
2
Factor
57.3
3.44 x 10
3
SI system
rad/s
2
(9) Torque
SI system
N·m
Unit
kgf·m
lb·ft
lb·in
oz·in
Factor
9.81
1.356
0.1130 7.06x10
-3
Unit
kgf·m
lb·ft
lb·in
oz·in
Factor
0.102
0.738
8.85
141.6
SI system
N·m
(10) Inertia moment
SI system
kg·m
2
Unit
kgf·m·s
2
kgf·cm·s
2
lb·ft
2
lb·ft·s
2
lb·in
2
lb·in·s
2
oz·in
2
oz·in·s
2
Factor
0.102
10.2
23.73
0.7376
3.42 x 10
3
8.85
5.47 x 10
4
141.6
Unit
kgf·m·s
2
kgf·cm·s
2
lb·ft
2
lb·ft·s
2
lb·in
2
lb·in·s
2
oz·in
2
oz·in·s
2
Factor
9.81
0.0981
0.0421
1.356
2.93 x 10
-4
0.113
1.829x10
-5
7.06 x 10
-3
SI system
kg·m
2
(11) Torsional spring constant, moment stiffness
SI system
N·m/rad
Unit
kgf·m/rad kgf·m/arc-min kgf·m/deg
lb·ft/deg
lb·in/deg
Factor
0.102
2.97 x 10
-5
1.78 x 10
-3
0.0129
0.1546
Unit
kgf·m/rad Kgf·m/arc-min kgf·m/deg
lb·ft/deg
lb·in/deg
Factor
9.81
3.37 x 10
4
562
77.6
6.47
SI system
N·m/rad
