Tender For manufacturing and supply of aluminothermicwelding portions of 60kg/90uts (1000 nos) 60kg/60ei-r260 grade rails (8453 nos.) as approved by rdso and welding in-situ with single shot crucible as per ir specification in connection with track renewal and maintenance work in kharagpur division under the jurisdiction of sr.den(east)/kgp. (total 9453 joints)