DIN EN 1748-1-1:2017-07

This document defines and classifies borosilicate glasses for use in building. It indicates their chemical composition, main physical and mechanical properties, dimensional and minimum quality requirements (in respect of optical and visual faults).This document applies to borosilicate glasses supplied in stock sizes or in cut sizes for final end use.This document does not apply to final cut sizes having a dimension less than 100 mm or a surface area less than 0,05 m2.