Metal Bellows Coupling – Model CTB-1

with flange

  • compact design
  • suitable for special solutions
  • low moment of inertia
  • easy to install
  • wear and maintenance free
  • hub material: steel
  • bellows: stainless steel
propertiesunit of measurementunit symbol153060150200300500800150040006000
rated torque(Nm)TKN153060150200300500800150040006000
overall length(mm)A±230 | 3737 | 4542 | 5248 | 6051 | 6355 | 6963 | 7781100146140
outside diameter bellow(mm)B4955668190110124133157200253
fit length(mm)C7,510,510,512,51414,51618223030
inner-Ø H7(mm)D252838505865707585100145
6 x fastening threadsEM5M5M6M6M6M8M8M10M16M20M20
bolt circle diameter ± 0,2(mm)F3537466270809490110140190
diameter flange(mm)G444960,573,582,5102,5113,5116141182235
moment of inertia(10-3kgm2)Jges0,04 | 0,040,09 | 0,10,2 | 0,30,7 | 0,80,9 | 12,3 | 2,53,8 | 44,51247122
approximate weight(kg)0,10,20,30,50,71,31,71,93,39,614
CT-B1-21-01

Bellows glued up to series 500 and welded as half-shell version from series 800.

propertiesunit of measurement153060150200300500800150040006000
number of waves4 | 64 | 64 | 64 | 64 | 64 | 64 | 66585
torsional stiffness approx.(103 Nm/rad)22 | 2239 | 3593 | 53177 | 107255 | 200535 | 405400 | 300480121536705700
spring stiffness axial approx.(N/mm)38 | 1852 | 3276 | 5286 | 6594 | 63112 | 7472 | 48110322936880
spring stiffness lateral approx.(N/mm)460 | 1371435 | 02151400 | 02601620 | 03502170 | 06403860 | 11403010 | 084020003600692015000
Hub axial(mm ±)1 | 21 | 21,5 | 2,02 | 32 | 32,5 | 3,52,5 | 3,53,53,53,53
Hub lateral(mm ±)0,15 | 0,200,2 | 0,20,20 | 0,250,20 | 0,250,25 | 0,300,25 | 0,300,30 | 0,350,350,350,40,4
Hub angular(°)1,0 | 1,51,0 | 1,51,0 | 1,51,0 | 1,51,0 | 1,51,0 | 1,51,0 | 1,51,51,51,51,5
CT-B1B-21-01

Temperature range : -30°C to +100°C