prEN 332-1990 标准详情
- 标准号:prEN 332-1990
- 中文标题:压力不超过PN 0,2 和压力为DN 15 至DN 50间的家用气体装置用封闭底人工操纵金属锥形旋塞关闭阀
- 英文标题:Manually operated metallic taper plug shut-off valves with closed bottom for domestic gas installations for pressures up to PN 0,2 and with DN 15 to DN 50
- 标准类别:欧盟标准EN
- 发布日期:1990/04/01