ROOF SHEET

Description

Supply of Tata BlueScope Steel LYSAGHT® TRIMDEK COLORBOND® XRW sheet of nom.1072 mm supplied width and nominal 28.5 mm deep ribs with subtle square fluting in the five pan at nominal 203 mm centre-tocentre. The end rib shall be designed for anticapillary action, to avoid any seepage of water through the lateral overlap. The feed material is manufactured out of nominal 0.45MM BMT ( Base Metal thickness) & 0.53MM TPT ( Total Painted thickness), Hi-Tensile steel with min. 550 MPa yield strength, metallic hot dip coated with Aluminum-Zinc alloy (55% Aluminum, 45% Zinc) as per AS 1397 - Zincalume AZ150 (Min. 150 gms/sq.mt total on both sides) with Super Polyester Colorbond XRW ( THERMA TECH TECHNOLOGY ) quality paint coat as per AS/NZS 2728 Class 3 of Tata BlueScope Steel make. The paint will have a total coating thickness of nominal 35 µm, comprising of nominal 20 µm exterior coat on top surface and nominal 5 µm reverse coat on back surface over nominal 5 µm primer coat on both surfaces of approved colour shade by concern authority. Colour- Off white (surf mist) , Cottage green , Toress blue , Headland Red , Toba Blue , Plae Eucalypt & Sky Blue).