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Shovel Bucket Coller Pin Hub Crack

Industry Type
Cement

Product Group
Lotherme

JOB PICTURES

ANALYSIS

Dimmension L ×T×W (mm)
1500 ×60×80

Comp. Weight
3 MTS

Base Metal
Tiscrol Steel, Mn. Steel

Previous Solution
600NH, CGS 680

Problem Due To
Dynamic Load

Type of Problem
Crack

Component Name
Adoptor

Equipment
Shovel Bucket

OUR SOLUTION

Quantity (Kgs)
8

Current (Amps)
240

Size (mm)
4

Product
Lotherme 802

Quantity (Kgs)
10

Current (Amps)
140

Size (mm)
4

Product
Lotherme 468

Quantity (Kgs)
10

Current (Amps)
130

Size (mm)
4

Product
Lotherme 457

Quantity (Kgs)
4

Current (Amps)
100

Size (mm)
3.15

Product
Lotherme 457

1.       Up to 40mm depth made the v grove by gouging with lot 802,

2.       Grinded the gouged the material.

3.       Root welding lotherme 457 dia 3.15mm with help of peening the weld metal not to extend the crack on root weld.

4.       Multy layers with lotherme 457 dia 4mm

5.       Final 4 layers with lotherme 468 dia 4mm for strengthening weld deposit.

6.       Made the back gouging another 30mm and started the same prociser total 3 cracks complited.

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