Devices to prevent pollution by backflow of potable water. Pressurised air inlet valves DN 15 to DN 50. Family L, type A and type B
防止饮用水回流污染的装置 压力进气阀DN 15至DN 50 L族 A型和B型
发布日期:
2006-10-31
交叉引用:EN 806-1:2000EN 1717:2000EN 13959 EN ISO 228-1ISO 228-1:2000EN ISO 3822-1ISO 3822-1:1999EN ISO 3822-3ISO 3822-3:1997EN ISO 5167-1ISO 5167-1:2003EN ISO 6509ISO 6509:1981ISO 7-1ISO 9227
Cross References:EN 806-1:2000EN 1717:2000EN 13959EN ISO 228-1ISO 228-1:2000EN ISO 3822-1ISO 3822-1:1999EN ISO 3822-3ISO 3822-3:1997EN ISO 5167-1ISO 5167-1:2003EN ISO 6509ISO 6509:1981ISO 7-1ISO 9227