ISO 9635-3:2006 农业灌溉设备 灌溉阀 第3部分：止回阀

标准编号：ISO 9635-3:2006

中文名称：农业灌溉设备 灌溉阀 第3部分：止回阀

英文名称：Agricultural irrigation equipment — Irrigation valves — Part 3: Check valves

发布日期：2006-11

标准范围

ISO 9635-3:2006规定了止回阀的结构、性能要求和试验方法，这些止回阀用于在温度不超过60°C的灌溉系统中运行，其中可能含有肥料和农业中使用的其他类型和浓度的化学品。它适用于直径为DN 15（1/2英寸）或更大的液压操作止回灌溉阀，设计用于在全开和全关位置运行，但也可在任何中间位置长时间运行。

ISO 9635-3:2006 specifies construction and performance requirements and test methods for check valves, intended for operation in irrigation systems with water at temperatures not exceeding 60 °C, which can contain fertilizers and other chemicals of the types and concentrations used in agriculture. It is applicable to hydraulically operated check irrigation valves of DN 15 (1/2 inch) diameter or greater, designed to operate in the fully open and fully closed positions, but which can also operate for extended time periods in any intermediate position.

标准预览图