supply of set of 4 items consisting of 1) is: equal leg angles 45 x 45 x6 mm to is: 808/2021 and material spec is: 2062/2011 e250 grade a with cu in 6 meters length. 2) h.r.steel flats, designation 45 isf 10 (as per is: 1730/2004) and material steel to is:2062/2011 e 250 grade a with cu in 6 meters length. 3) h.r.round steel bar, designation isro-25 mm (as per i.s spec 1732/2004) and material spec to i.s:2062/2011 e250 grade a with cu in length 6 mtrs. 4) h.r. round steel bar, designation isro-32 mm (as per i.s: 1732/89) material to i.s: 2062/2011 grade e 250 a with cu, length 5 mtrs.set of 4 items consisting of 1) is: equal leg angles 45 x 45 x6 mm to is: 808/2021 and material spec is: 2062/2011 e250 grade a with cu in 6 meters length. 2) h.r.steel flats, designation 45 isf 10 (as per is: 1730/2004) and material steel to is:2062/2011 e 250 grade a with cu in 6 meters length. 3) h.r.round steel bar, designation isro-25 mm (as per i.s spec 1732/2004) and material spec to i.s:2062/2011 e250 grade a with cu in length 6 mtrs. 4) h.r. round steel bar, designation isro-32 mm (as per i.s: 1732/89) material to i.s: 2062/2011 grade e 250 a with cu, length 5 mtrs.,is: equal leg angles 45 x 45 x6 mm to is: 808/2021 and material spec is: 2062/2011 e250 grade a with cu in 6 meters length. [ warranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permit ted: max 8 lacs ] ] , h.r.steel flats, designation 45 isf 10 (as per is: 1730/2004) and material stee l to is:2062/2011 e 250 grade a with cu in 6 meters length. [ warranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permit ted: max 8 lacs ] ] , h.r.round steel bar, designation isro-25 mm (as per i.s spec 1732/2004) and m aterial spec to i.s:2062/2011 e250 grade a with cu in length 6 mtrs. [ warranty period: 30 mon ths after the date of delivery ] [quantity t