OENORM EN ISO 7866:2021 气瓶 可再充装无缝铝合金气瓶 设计、制造和测试(ISO 7866:2012 + Cor. 1:2014 + Amd.1:2020)(合并版)
Gas cylinders - Refillable seamless aluminium alloy gas cylinders - Design, construction and testing (ISO 7866:2012 + Cor. 1:2014 + Amd.1:2020) (consolidated version)