标准号:IS 12234-1988
发布日期:1988/6/1 12:00:00
实施日期:1999/12/31 12:00:00
适用范围:This standard lays down requirements regarding size, materials manufacture and workmanship, performance test and appropriate dimensions of equilibrium float valves for water service up to 45°C such as coolers, flush tanks and over head tanks.