Indian Oil Corporation Limited Tender

NEW A SITE RO-Nariyar Non P&M: BLDG

Providing and fixing  150F/200F flush panel,(pre-coated steel) False Ceiling made of  Cold rolled steel sheet conforming to IS 513, having minimum yield stress and tensile stress as 240 Mpa and 300 Mpa respectively. Base metal thickness for ceiling panel and Carriers shall be 0.45mm and 0.55mm respectively. The steel surface shall have hot dip metallic coated with Zinc coating (galvanizing) as per IS277, with total mass of coating on both sides shall be 120 gms/sqm. The steel shall have organic coating with Regular Modified Polyester (RMP) paint on continues coil coating line. The thickness of coating on top side shall be 20-25 Microns (i.e. 15-18 microns RMP paint, over 5-7 microns epoxy primer) and back side 8-10 Microns RMP paint over epoxy primer. Total Coated Thickness (TCT) shall be 0.50 MM for Ceiling panel and 0.60 MM for Carrier. Sheet shall have protective Sheet shall have protective guard film of  thickness of 25 microns minimum to avoid scratches while transportation and should be supplied in single length up to 6m (for panel) and up to 5m (for carrier) or as desired by Engineer-in-charge. The ceiling panel shall be clipped into carriers which are suspended from steel trusses/purlins with the help of GI suspension angle of size 25x25x0.5mm thick by means of rigid suspension system meant for exterior. The longitudinal joints of two panels shall be butt joined with a special type of panel splice to be fixed from inner side. The carrier will be joined with carrier splices maintaining a module of 150 mm. The spans shall not exceed as recommended and manufacturer recommendations shall be followed on installation procedure.

Providing and fixing  Klippon Galvalume steel profile sheets (size, shape and pitch of corrugation as approved by Engineer-in-charge) of Cold rolled steel confirming to IS:513-2008 of base metal thickness 0.50 mm, having Yield Stress of Min. 275 MPa. Steel surface shall have hot dip metallic coating of Al-Zinc alloy comprising 55% Alluminium, 43.5% Zinc and 1.5% Silicon as per the ASTM-A792M, with total mass of coating on both sides shall be 150 gms/sqm. The steel shall have organic coating with Silicon Modified Polyester (SMP) /Super Durable Polyester (SDP) paint on continuous coil coating line. The thickness of coating on top side shall be 20-25 Microns (i.e. 15-18 microns SMP /SDP paint over 5-7 microns epoxy primer) and back side 8-10 Microns SMP/SDP paint over epoxy primer. Total Coated Thickness (TCT) shall be 0.58 MM. Sheet shall have protective guard film of thickness of 25 microns minimum to avoid scratches while transportation and should be supplied in single length up to 6m or as desired by Engineer-in-charge.