Fabrication Works Tenders

Laying ,jointing, with circumferential butt joints by electrical arc welding & flanged pipes with 5% flanged joints and remaining 95% with butt welding(Welding thickness shall be equal to pipe wall thickness) and testing of G.I Pipe of approved store issued rate make of following diameter confirming to IS:1239:1990 (Part-II) (latest with up to date amendments having wall thickness as specified below capable of withstanding required test pressure , including manufacturing and fabrication of reducers taper all shorts pieces, bends etc as per site requirement made from parent tubes. The laying of pipe shall also include flanged joints duly welded in three layer (one inner and two outer) Where ever required as per direction of Engineer in charge (Earth work in trenches and the cost of flanges i/c nut and bolts gasket will be measured and paid for separately) and all operation such as cutting welding and jointing fabrication of bends tees i.e lowering and laying in excavated trench to ensure required level including flushing cleaning and hydraulic testing complete in all respect to the entire satisfaction of the Engineer in charge. The fabricated bends shall have three or four cuts having its radius not less than five times the dia of pipe. The welding electrodes shall be as per IS 814 of Advani Overlikon/Over cord s/s make. The rates also includes entire carriage of material ,flushing, Cleaning and Hydraulic testing,DP test of butt welded joints complete in all respect and to the entire satisfaction of Engineer in charge with in all leads and lifts