Four row taper roller bearings BT4B 332833/GHA4 are used successfully globally for rolling mill bearing arragements, particularly as work and back up roll bearings for hot as well as cold rolling mills.
As Bearings BT4B 332833/GHA4 can support both radial loads and simultaneously acting axial loads, so BT4B 332833/GHA4 bearing definitely is a simple and cost effective bearing solutionfor roller bearing arrangements.
1 Technical datas of four row tapered roller bearings BT4B 332833/GHA4
d 660 mm
D 1070 mm
B 648.002 mm
T 648.002 mm
d1 ≈ 749 mm
D1 ≈ 938 mm
r1,2 min. 6 mm
r3,4 min. 10 mm
Calculation data
Basic dynamic load rating C 19400 kN
Basic static load rating C0 41500 kN
Fatigue load limit Pu 2750 kN
Comparative radial load rating CF 5200 kN
Comparative axial load rating CFa 794 kN
Thrust factor K 1.89
Calculation factor e 0.31
Calculation factor Y1 2.2
Calculation factor Y2 3.3
Calculation factor Y0 2.2
Mass
Mass bearing 2283 kg
2 Product picture of BT4B 332833/GHA4 four row tapered roller bearings
3 Code Analyse of bearing BT4B 332833/GHA4 (TQO design)
BT4B: four row tapered roller bearing
332833: special taper roller bearing
G: helical groove in bearing bore
HA4: outer and inner rings and rollers of case hardened steel
For more four row tapered roller bearings latest information,freely get in touch with Mr Gavin Chu.(gavinchu@sunrises-group.com)
