D
G1
ISO 4017
d
1
C
B
d
2
D
1
L
4
C
1
L
1
L±2
L C
d
1
;d
2
min-max
B D
1
C
1
L
1
L
4
mm mm mm mm mm mm mm mm
30 52/60 31 9 - 20 56 55 20 45/53 30/38
60 63/73 37 12 - 25 66 64 25 55/65 35/46
80 79/91 51 15 - 35 82 80 30 72/83 49/61
150 79/91 51 15 - 35 82 80 30 72/84 49/61
200 80/93 51/56 15 - 42 90 90 30 72/85 50/63
300 93/104 62/75 15 - 50 110 110 33 80/93 56/67
500 102/113 75/80 24 - 55 122 119 38 94/105 61/72
800 170 92/100 30 - 70 157 140 60 150 110
1400 170 92/100 35 - 70 157 140 60 150 110
3000 191 100/125 50 - 80 199 180 60 171 131
5000 199 100/125 60 - 90 250 230 65 179 139
T n
max
C
Tdyn
C
r
C
a
ΔK
a
ΔK
w
ΔK
r
J D
G1
T
A1
Gw
Nm 1/min 10
3
Nm/rad N/mm N/mm mm mm 10
-3
kgm
2
mm Nm kg
30 36 11000 35/25 720/220 50/30 0,4/0,5 1,0/1,5 0,1/0,2 0,15 6 x M4 3 0,281
60 72 9100 75/50 1100/330 90/55 0,4/0,5 1,0/1,5 0,1/0,2 0,24 6 x M6 8,5 0,482
80 96 7000 130/75 1200/400 80/55 0,4/0,5 1,0/1,5 0,2 0,65 6 x M6 10 0,846
150 180 7000 150/100 2000/600 150/85 0,4/0,5 1,0/1,5 0,2 0,65 6 x M6 14 0,846
200 240 6700 170/120 2500/450 150/85 0,4/0,5 1,0/1,5 0,2 0,87 6 x M6 14 1,005
300 360 5200 318/500/280 6300/1500 235/280/150 0,4/0,5 1,0/1,5 0,2 2,33 6 x M8 18 1,915
500 600 4600 680/310 8800/1000 100/85 0,5/1,0 1,0/1,5 0,2 5,73 6 x M8 26 2,448
800 800 3700 760 510 190 1,0 1,5 0,2 26,10 6 x M16 50 9,978
1400 1400 3700 1300 710 280 1,0 1,5 0,2 26,10 6 x M16 80 9,202
3000 3000 2800 2800 8060 880 1,0 1,5 0,2 86,83 6 x M16 130 14,57
5000 5000 2800 4800 9190 737 1,0 1,5 0,2 170,30 6 x M16 210 24,3
Tech Paper
Partner for Performance
EN
08.2019
www.ringfeder.com
1
To continue see next page
Sectional view
Metal Bellows Couplings
RINGFEDER
®
GWB AK
Size
Size
Metal bellows coupling with inner conical hub
Transmission of the couplings transmissible torque T can not longer be guaranteed for
certain with borings < dmin. Types with borings < dmin, however, can be supplied.
Moment of inertia and weight (mass) are calculated with reference to the largest bore
size.
degree
Ø9 Ø10 Ø12 Ø14 Ø15 Ø18 Ø20 Ø24 Ø28 Ø32 Ø38 Ø44 Ø48 Ø50 Ø58 Ø60 Ø65 Ø70 Ø75 Ø80 Ø85 Ø90
30 36 36 36 36 36 36 36 --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
60 --- --- 72 72 72 72 72 72 --- --- --- --- --- --- --- --- --- --- --- --- --- ---
80 --- --- --- --- 96 96 96 96 96 96 --- --- --- --- --- --- --- --- --- --- --- ---
150 --- --- --- --- 180 180 180 180 180 180 --- --- --- --- --- --- --- --- --- --- --- ---
200 --- --- --- --- 240 240 240 240 240 240 240 --- --- --- --- --- --- --- --- --- --- ---
300 --- --- --- --- 290 350 360 360 360 360 360 360 360 --- --- --- --- --- --- --- --- ---
500 --- --- --- --- --- --- --- 600 600 600 600 600 600 600 --- --- --- --- --- --- --- ---
800 --- --- --- --- --- --- --- --- 800 800 800 800 800 800 800 800 800 800 --- --- --- ---
1400 --- --- --- --- --- --- --- --- --- 1400 1400 1400 1400 1400 1400 1400 1400 1400 --- --- --- ---
3000 --- --- --- --- --- --- --- --- --- --- --- --- 3000 3000 3000 3000 3000 3000 3000 3000 --- ---
5000 --- --- --- --- --- --- --- --- --- --- --- --- --- --- 5000 5000 5000 5000 5000 5000 5000 5000
Tech Paper
Partner for Performance
EN
08.2019
www.ringfeder.com
2
Disclaimer of liability
All technical details and notes are non-binding and cannot be used as a basis for legal claims. The user is obligated
to determine whether the represented products meet his requirements. We reserve the right carry out modifications
at any time in the interests of technical progress.
Metal Bellows Couplings RINGFEDER
®
GWB AK
Transmissible torque T [Nm]
L = Total length
C = Pitch circle diameter
d
1
;d
2min
= Min. bore diameter d
1
/d
2
d
1
;d
2max
= Max. bore diameter d
1
/d
2
B = Bellow outer diameter
D
1
= Outer diameter
C
1
= Guided length in hub bore
L
1
= Length of coupling
L
4
= Length of coupling piece
(without conical bushing)
T = Transmissible torque at given T
A
n
max
= Max. rotation speed
C
Tdyn
= Dynamic torsional stiffness
C
r
= Radial spring stiffness
C
a
= Axial spring stiffness
ΔK
a
= Max. permissible axial misalignment
ΔK
w
= Max. permissible angular misalignment
ΔK
r
= Max. permissible radial misalignment
J = Total moment of inertia
n
Sc1
= Quantity of screws D
G1
D
G1
= Thread
T
A1
= Tightened torque of clamping screw D
G1
Gw = Weight
Series/Size Length Bore diameter d
1
Bore diameter d
2
Further details
AK 150 79 30 35 *
More information about
RINGFEDER
®
GWB AK
on www.ringfeder.com
Explanation
Ordering example
Size
* Stainless steel