Tender For corrigendum : design, engineering, manufacturing, procurement of materials and bought out components, assembly at shop, testing at manufacturers works, inspection by tpia, packing, supply of desuperheater including supply of all mandatory spares, pre-commissioning & commissioning spares, spares for transportation (as per mr), for all tags, special tools and tackles, all auxiliaries & documentation, as per the enclosed tender standard specifications, job specification, data sheets etc. and other codes and standards attached or referred as per material requisition for iocl digboi refinery at, assam, india