Tender For aluminothermitwelding work of 60 kg (90 uts)/60 el-r-260) rails and 52 kg/90r rail (90/72 uts) rail between maghar - shahjanwa- jagtbela-bansgaon section in connection with shahjanwa-dohrighat phase-i, new line project of lucknow division of n.e.railway
Tender For supply of underframe arrgt for motor coach with bt elec to drg no (574)icf/mrvc/m/bt-1-1-001, col.i, alt 'm' the schedule of technical requirement asper icf/md/specn.147, issue status-01, rev-02 with amendment-02. special condition : 1) the underframe should be supplied as normal side up and side bearer side down. packing drawing icfj&t/misc-2487, alt 'b'. stage inspection detail added. (a) raw material stage # ensure the raw material used using portable spectrometer (b) jig stage # assembly of front part with sole bar. # assembly of modular frame arrangement. # weld parameters to be checked & recorded (c) trestle stage # marking, drilling & tapping of holes wherever necessary. # marking & placing of detail items. # complete welding wherever necessary. # weld parameters to be checked & recorded # assembly & welding of trough sheets. # dimensional & visual checks. # punching of serial no & ensuring proper traceability. (d) surface preparation and painting stage. # short/sand blast to the requirements. # painting process as per the specification. # visual inspection. # final product inspection. note: application of aluminium welding coat to rcf spec mdts-28272 latest revision on top surface of cross members shall be ensured before welding the trough floor with cross members to avoid bi-metallic corrossion. [safety item ]
Tender For supply and supervision of at welding portion 60kg/60e1, r260 rail joints aluminothermitwelding for 52 kg, 60 kg/60e1, r260 grade rails for associated track related works under sr. den/iii/ddu.