supply of running contract on year for supply of welding portion for fusion welding of rails by alumino thermic process for 60kg / 60 e1 (r-260 grade)running contract on year for supply of welding portion for fusion welding of rails by alumino thermic process for 60kg / 60 e1 (r-260 grade),manufacture and supply of welding portions for fusion welding of rails by alumino thermic process for 60kg / 60 e1 (r-260 grade) rails with 25 mm gap using cap/ oxy lpg/ oxy propane preheating with 3 piece mould (zr-washed) manually pressed /core shooted with auto tapping thi mble & ssc as per rdso specification irs t/19-2021 with acs no. 1(april 2024) with list of consumables /equipments etc. as per list attached. ( the specification issued by rdso up to ten days prior to tender opening date shall be applicable in this tender ) [ warranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 0 %age , item category : normal , total po value variation permitted: max 8 lacs ] ]