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Joining
Industry Type
Transport
Product Group
Lotherme
Our solution
Product
Lotherme 352
Size (mm)
3.15/ 4.0
Current (AMPs)
100/ 130
Qty. (Kgs)
16
JOB PICTURES
Gear Wheel Joined by Lotherme 352
ANALYSIS
EQUIPMENT
Crane 25 Tones
COMPONENT NAME
Gear wheel
TYPE OF PROBLEM
Fabrication
PROBLEM DUE TO
Fatigue
BASE METAL
EN 8 & EN 9
COMP. WEIGHT (kgs)
200
DIM ENSIONS (mm) W * Outer Dia
140/220 * 760
Procedure
- The EN 9 HUB is Welded to EN8 Gear of the 25 T Crane.
- EN9 Hub welding was cracking initially.
- Then Annealing was done at 750°C by Induction Coil then welding was done.
- D.P. Test was done. Component is put in to service and working satisfactorily.
