Details: providing and fixing carbon steel galvanised ( minimum coating 5 micron) dash fastener of 10 mm dia double threaded 6.8 grade (yield strength 480 n/mm2), counter sunk head, comprising of 10 mm dia polyamide pa 6 grade sleeve, including drilling of hole in frame , concrete/ masonry, etc. as per direction of engineer-in-charge. 10 x 160 mm providing and fixing on wall face unplasticised rigid pvc rain water pipes conforming to is : 13592 type a, including jointing with seal ring conforming to is : 5382, leaving 10 mm gap for thermal expansion, (i) single socketed pipes. 110 mm diameter providing and fixing precoated galvanised iron profile sheets (size, shape and pitch of corrugation as approved by engineer-in-charge) 0.50 mm (+ 0.05 %) total coated thickness with zinc coating 120 grams per sqm as per is: 277, in 240 mpa steel grade, 5-7 microns epoxy primer on both side of the sheet and polyester top coat 15-18 microns. sheet should have protective guard film of 25 microns minimum to
Sector: Trade Development