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