MRPLCokeDrum.pptx TO BE DONE IN BEST WAY

CODE DRUM MAJOR DATA TO REPAIR

1. Basic Drum Data CD-A,B,C,D Manufacturer M/s ISGEC Yamunagar No of Cir. seam welds 11 Diameter 9144 mm Height 41457 mm (T.L to T.L- 27155 mm ) Thickness 41,38,35,32,29+4 mm Cone 56+4 Skirt 56 Thermocouples 9 original+5 additional(during repair) Material Of Construction SA387 Gr.11 + SA240 410S Design Temperature (max.) 463 o C Design Pressure (max.) 4.22 kg/cm 2

2. Activity A B C D Other info 1st scan 2014 baseline 2014 baseline 2015 baseline 2015 baseline Tricom 2nd 2017 2017 2017 2017 Tricom 3th 2018 2018 2018 2018 Tricom 4th 2021 2021 2021 2021 Tricom 5th Planned 22 Planned 22 Planned 22 Planned 22 Tricom 1st repair -Seam 2019   C4 C3,C4,C5 C5 Sulzer , Executed 90 mtrs 1st repair –Bulge 2019   23 sqm 33 sqm 21 sqm Sulzer,Executed102 sqm T otal PO 33 cr 2nd repair –Seam 2021 2021- 25 mtr   C3,C4 C5 external 80 mtr PO -3 Cr 2021- 80 mtr external & internal both, C3 ,C4 PO 3Cr L&T 2nd repair –Bulge2021 60sqm ( PO-8Cr Weld repair +Bulge overlay )   110 sqm – PO 16 Cr Executed Total-31 Cr including 1Cr Mobilisation Inspection & Repair History

3. Thank You