supply of m.s.welding electrodes class a1 size 4 x 450mm to irsm 28/12. the date of supply of the material should be within 60 days from the date of manufacture.m.s.welding electrodes class a1 size 4 x 450mm to irsm 28/12. the date of supply of the material should be within 60 days from the date of manufacture.,m.s.welding electrodes class a1 size 4 x 450mm to irsm 28/12. the date of suppl y of the material should be within 60 days from the date of manufacture. [ warranty period: 30 mont hs after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ]