标准号:IS 10805-1986
发布日期:1986/9/1 12:00:00
实施日期:1999/12/31 12:00:00
适用范围:Covers the requirements for screwed and flanged foot-valves, reflux valves or non-return valves and bore valves to be used in suction lines of centrifugal pumps for agricultural purposes.