I.S. 123:1964废止
Unplasticized Pvc Pipe For Cold Water Supply
出版：National Standards Authority of Ireland
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基本信息
标准编号： I.S. 123:1964
标准类别：Standard
出版单位：National Standards Authority of Ireland
标准页数：0
标准简介
Describes distribution and service pipes of external diameter from 16 mm to 50 mm, and three classes of watermain pipes, Classes B, C, and D, suitable for use at nominal working pressures of 200, 300 and 400 feet head of water respectively and ranging in external diameter from 63 mm to 400 mm for Class B and C pipes and 63 mm to 200 mm for Class D pipes. Also includes requirements for composition, dimensions and tolerances and a comprehensive range of tests.
