Details: cutting and welding back manhole dummies of ihe for entering the heat exchangers for reparing/re-tubing work in so2 acid plant.(total cost for removing and fixing back the manholes.) cutting,removing and fixing back top cone with immediate bend of ihe for repairing /re-tubing work in so2 acid plant. patching / renewal of leaky/less thickness areas of shell / roof / bottom plates of ihe in so2 acid plant.plate thickness - 6/8/10 mm, material- ms/cs dismantling and pulling out the tubes safely as instructed without any damage to the tube sheet, erecting, expanding of tubes using tube expander and welding of new tubes as per the attached drawing no: 1712578 r3.tube size: od-38.1mm, thickness-2.95mm, length-3500mmtube moc: sa 192note: cutting of ihe shell required for re tubing purpose & welding back the same shall be carried out at no extra cost. pressure testing at shell side of so2 ihe after complete tube welding by dummying the outlet and inlet ducts and giving instrument air to ihe
Sector: Industries and Factories