I.S. 3:1972被替代
Concrete Roofing Tiles
出版：National Standards Authority of Ireland
专家解读视频
基本信息
标准编号： I.S. 3:1972
标准类别：Standard
出版单位：National Standards Authority of Ireland
标准页数：0
标准简介
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.
标准备注
Supersedes I.S. 4
(09/2002)
