Specifies construction and performance requirements and test methods for valves, intended for operation in irrigation systems, with water at temperatures not exceeding 50 °C, which may contain fertilizers and chemicals of the types and concentration used in agriculture. Applies to valves of 15 mm diameter or greater.
Текущий статус : WithdrawnДата публикации : 1990-11
Версия : 1
Технический комитет:Irrigation and drainage equipment and systems