Tenders for Supply of Conversion/Modification Of Existing Hsd Oil Fired Combustion System To Png Fired Combustion System For Ladle Pre Heater Lph, Sand Dryer, Sand Batch Heater At Wheel Shop As Per Specification No.Rwf/M&P/18-19/Lph, Sand Dryer & Sand Batch Heater Enclosed. Two Year Maintenance Spares Specified In Clause 5.34 Of Specification And Including Any Other Additional Essential Spares, As Per Their Design Requirement, Which Is Essential For Maintenance Of The Equipment.