supply of er coated co2 weldinger coated co2 welding,copper coated co2 welding filler solid wire size 1.2mm,shelf life of materia l not to be less than one year from the date of manufacturing., as per drawing: irs m-46 with latest version, class 1, spool size & condition of wire as per is:6419-96 with addi.r eq. of precision layer winding & copper content of coating to be 0.2 to 0.5%, weld test as per aws a5.18/a5,18m:2005,part-b,section-9,cast-305mm min.& helix 25mm max in spool o f dia-300 mm & wt-12.5 kg, quality plan: n.a. [ warranty period: 30 months after the date of deliv ery ] ] , copper coated welding wire 1.2mm diameter for roboter system of rcf.mat erial shall be suitable for use in roboter welding machines at rcf/kapurthala. material must be supplied in air tight container to ensure no ingress of moisture or foreign mat erial during storage. shrink packaging and stretch wrapping shall not be permitted.pa ckaging must be sturdy enough to withstand transportation and handling methods pr evalentin indian context. each drum should be 250 kg, as per drawing: as per is: 6419-1996 to classification s4-m503. clause 18.4 of aws a5.18/a5.18m/2005 should be strictly & specifically observed to ensure that the wire surface does not get damaged/ become u nusable during storage. shelf-life shall be min. 24 months from the date of manufactu ring. [ warranty period: 30 months after the date of delivery ] ]