Thermoplastics piping systems for non-pressure underground drainage and sewerage - Thermoplastics shafts or risers for inspection chambers and manholes - Determination of ring stiffness
NORM herausgegeben am 1.7.2023
Designation standards: ČSN EN ISO 13268
Classification mark: 646439
Catalog number: 517006
Publication date standards: 1.7.2023
The number of pages: 20
Approximate weight : 60 g (0.13 lbs)
Country: Czech technical standard
Kategorie: Technische Normen ČSN
This document specifies a test method for assessing the initial (short-term) tangential ring stiffness of riser shafts for thermoplastics inspection chambers or manholes