Supply Of Duly ISI marked galvanised mild steel tubes electrical resistances welded Nominal bore 50 mm.

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Supply Of duly isi marked galvanised mild steel tubes electrical resistances welded nominal bore 50 mm. , duly isi marked galvanised mild steel tubes electrical resistances welded (erw)/high fre quency induction welded (hfiw) / hot finished welded (hfw) confirming to is:1239 (part-i)/1990 (fifth r evision) with amdt. no.1 to 5. screwed at both ends as per is:554/1985, socketed at one end and othe r end protected with plastic thread protector. the socket confirming to is:1239 (part-ii) / 1992 (fourth r evision) with amdt. no. 1 in random length of 4 to 7 mtrs. nominal bore 50 mm. quality medium class. [ warranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ]