supply of unf electrode 3..15mm x 450mmunf electrode 3..15mm x 450mm,electrode to size dia 3.15mm x 450mm length shall be low hydrogentype (bas ic coated) electrode with good welding characteristicsand it shall be suitable for wel ding low alloy high tensile steelof irs m 41/latest or equivalent. the electrode shall be approvedby rdso under irs class d of irs m 28/2002 to the code e8018 wof aws.a.5.5 (or to the code e8018 w2 of sfa 5.5). the buttwelded test specimen prepared using the subjee t electrode shallpass 180deg. transverse bend test (both root & face bends) ontesting as per is: 3600-83 part-5 with mandrel dia (d) being 3t(t-thickness of the parent material). the electrode shall beoperatable on ac as well as dc in which dc +ve is mandatory.pack ing condition shall be as per clause 5.1.1 of irs m-28/2002. [ warranty period: 12 months afte r the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitte d: max 8 lacs ] ] => limited