short dated tender - bids are invited for supply of ss310 grade m16 anchor fasteners with 20mm diameter sleeve , supply of ss310 grade 8mm diameter rod of standard length 6m , supply of ss310 grade 2d v anchor of 6mm diameter 30mm height , supply of ss310 grade 2d v anchor of 6mm diameter 50mm height , supply of melt extract ss310 fiber length 20 to 25 mm width 0.38 to 0.51mm , dismantling of existing gunning grade refractory lining on jdd ridge wedge floor and wall portions , installation of m16 anchor fasteners on jdd floor and walls portions , sand blasting of 25mm thick mild steel plate surface cleaning of the sand blasted surface and coating with anti-corrosive coat , welding of ss310 3d v anchors of height 155mm and 60mm height to jdd ridge wedge portions , welding of ss310 2d v anchors of height 30mm height to jdd ss310 grid at jdd floor divergent portion-2 and walls portions , welding of ss310 2d v anchors of height 50mm height to jdd ss310 grid at jdd floor divergent portion 1 , application of cumicrete ca 392g gunning grade refractory cement on jdd ridge wedge floor and walls portions and testing