supply of galvanized m.s.tubes- nominal bore 40mm, medium class, erw/hfiw/hfw - quality and random length 4 to 7 mtrs. conforming to is: 1239 ( part 1 ) 2004. screwed at both the ends as per is: 554 / 1999, socketed at one end & other end protected with plastic thread protector. socket conforming to is: 1239 (part 2) 2011. g.i pipe shall be duly isi marked as per statutory requirement.galvanized m.s.tubes- nominal bore 40mm, medium class, erw/hfiw/hfw - quality and random length 4 to 7 mtrs. conforming to is: 1239 ( part 1 ) 2004. screwed at both the ends as per is: 554 / 1999, socketed at one end & other end protected with plastic thread protector. socket conforming to is: 1239 (part 2) 2011. g.i pipe shall be duly isi marked as per statutory requirement.,galvanized m.s.tubes- nominal bore 40mm, medium class, erw/hfiw/hfw - quality and random l ength 4 to 7 mtrs. conforming to is: 1239 ( part 1 ) 2004. screwed at both the ends as per is: 554 / 1999, socketed at one end & other end protected with plastic thread protector. socket conforming to is: 1239 (part 2) 2011. g.i pipe sh all be duly isi marked as per statutory requirement. [ warranty period: 30 months after the date of delivery ] mechanical & telangana 700.00 metre => limited