Glass in building — Heat soaked tempered soda lime silicate safety glass
NORMA vydaná dňa 27.3.2017
Označenie normy: ISO 20657:2017
Dátum vydania normy: 27.3.2017
Počet strán: 50
Približná hmotnosť: 150 g (0.33 libier)
Krajina: Medzinárodná technická norma
Kategória: Technické normy ISO
Description / Abstract: ISO 20657:2017 specifies product definitions, product characteristics, i.e. tolerances, flatness, edgework, etc., fracture characteristics, including fragmentation, and the physical and mechanical characteristics of flat heat soaked tempered soda lime silicate safety glass for use in buildings. ISO 20657:2017 does not cover curved (bent) glass according ISO 11485.