Full Description
Rectangular and square plates of granite and cast iron, in sizes from 160 mm x 100 mm to 2500 mm x 1600 mm and from 12 in x 12 in to 96 in x 48 in, in four grades of accuracy. Specifies material, rigidity, finish, general features, accuracy, protection and marking.
Cross References:BS 1133:Section 6
BS 1133:Section 19
BS 1452
BS 3643:Part 1