EN 3-8:2006 便携式灭火器.第8部分:EN3-7最大允许压力≤30bar灭火器结构,耐压和机械试验的附加要求
Portable fire extinguishers - Part 8: Additional requirements to EN 3-7 for the construction, resistance to pressure and mechanical tests for extinguishers with a maximum allowable pressure equal to or lower than 30 bar