标准摘要
[中文适用范围]： ISO 21028 的本部分规定了在低于 -80 °C 温度下使用的金属材料的韧性要求，以确保其适用于低温容器。ISO 21028 的本部分不适用于非合金钢和铸造材料。 [外文原描述]： 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.
英文名称Cryogenic vessels — Toughness requirements for materials at cryogenic temperature — Part 1: Temperatures below -80 degrees C