I.S. 3:1972
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
CONCRETE ROOFING TILES
09-30-1994
01-12-2013
Covers the cement aggregate and pigment to be used in the manufacture of concrete roofing tiles (plain and inter-locking) and concrete slates. Requirements are given for colour, freedom from defects, surface coatings, dimensions, nibs, nail holes, fittings, sampling and inspection facilities. Limits and methods of tests for transverse strength and permeability are laid down. The standard is in metric units.
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