DIN 1230-9 (1990-11)被替代
Vitrified Clay Manholes For Use In Sewerage Systems - Dimensions And Technical Delivery Conditions
出版：German Institute for Standardisation (Deutsches Institut für Normung)
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基本信息
标准编号： DIN 1230-9 (1990-11)
发布时间：1990/11/1 0:00:00
标准类别：Standard
出版单位：German Institute for Standardisation (Deutsches Institut für Normung)
标准页数：11
标准简介
Specifies general requirements and methods of test for manholes built on buried drains and sewers made from prefabricated circular vitrified clay components complying with DIN 1230 Parts 1 and 2.
