supply of supply of aluminium electrodes 3.15 mm dia., tensile strength 24 kg/sq.mm (34000 psi); irs: class-l.supply of aluminium electrodes 3.15 mm dia., tensile strength 24 kg/sq.mm (34000 psi); irs: class-l.,aluminium electrodes 3.15 mm dia., tensile strength 24 kg/sq.mm (34000 psi); irs: cla ss-l (for welding of mmaw, aluminium and aluminium alloys). matl.& specn : irs m:28-2020 (version 1. 0), is/aws spec. a5.3, is/aws code: al-43 (medium coated). the shelf life of the electrodes shall be 1 2 months from the date of receipt in stores or 18 months from the date of manufacture whichever is m ore. [ warranty period: 12 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ] workshop carriage stores/kgp, west bengal 829.00 kg