Catalogue values for Granite Surface Plate as per IS 7327

Category Specification Bid Requirement (Allowed Values)
Generic Grade Grade 1
Dimensions Size of plate, mm 160 x 100, 250 x 250, 250 x 160, 400 x 400, 400 x 250, 630 x 630, 630 x 400, 1000 x 1 000, 1000 x 630, 1600 x 1000, 2000 x 1000, 2500 x 1600
Diagonal length 188, 296, 354, 471, 566, 745, 891, 1180, 1414, 2236, 2960, 250 Or higher