Повучен
ISO 21028-1:2016 specifies the toughness requirements of metallic materials for use at a temperature below -80 °C to ensure their suitability for cryogenic vessels.
ISO 21028-1:2016 is not applicable to unalloyed steels and cast materials.
ПОВУЧЕН
ISO 21028-1:2004
ПОВУЧЕН
ISO 21028-1:2016
95.99
Повучен
23. 9. 2026.
ОБЈАВЉЕН
ISO 21028-1:2026
Posude za kriogene gasove – Zahtevi za žilavost materijala na kriogenim temperaturama – Deo 1: Temperature ispod –80°C
60.60 Стандард објављен