prEN 14453-2002 标准详情
- 标准号:prEN 14453-2002
- 中文标题:饮用水的防回流污染装置 包括公称压力在DN10-DN20内通风管断流器
- 英文标题:Devices to prevent pollution by backflow of potable water - Pipe interrupter with permanent atmospheric vent DN 10 to DN 20 inclusive - Family D, type C
- 标准类别:欧盟标准EN
- 发布日期:2002/04/01