Formula symbolsValueUnitDescription
Material
1.4310
-
Type of material
Coiling direction
Left
-
Coiling direction
Leg position
90
degree
Leg position when relaxed
alpha1
-
degree
prestressed rotational angle
F1
-
N
prestressed spring force
M1
-
Nmm
torque by angle alpha1
alpha2
-
degree
loaded rotational angle
F2
-
N
loaded spring force
M2
-
Nmm
torque by angle alpha2
alphah
-
degree
working rotational angle
d
1
mm
Wire diameter
Di
7.5
mm
inner coil diameter
Dd
-
mm
diameter of mandrel
LsH
-
mm
leg length of the lever leg
LsR
-
mm
leg length of the recumbent leg
Lk0
3.25
mm
length of spring body
Ls
45
mm
leg length
RH
-
mm
leverage
Mntol
33.03
Nmm
(+/-) Tolerance maximum torque
Mn
115.59
Nmm
maximum torque
alphan
43.86
degree
maximum rotational angle
nt
2.25
pc.
total number of coils
Ddmax
6.7
mm
maximum possible mandrel diameter
Ddmin
6
mm
Min. possible mandrel diameter
Ditol
0.21
mm
(+/-) tolerance of inner coil diameter
Weight
0.9294
g
weight of one spring
Price group
H
-
price group