當(dāng)前位置：
首頁 >
標(biāo)準(zhǔn)詳情頁
NEN ISO 9635-4:2014現(xiàn)行
Agricultural Irrigation Equipment - Irrigation Valves - Part 4: Air Valves
出版：Nederlands Normalisatie Instituut
專家解讀視頻
基本信息
標(biāo)準(zhǔn)編號(hào)： NEN ISO 9635-4:2014
發(fā)布時(shí)間：2014/12/1 0:00:00
標(biāo)準(zhǔn)類別：Standard
出版單位：Nederlands Normalisatie Instituut
標(biāo)準(zhǔn)頁數(shù)：14
標(biāo)準(zhǔn)簡介
Defines construction and performance requirements and test methods for air valves, intended for operation in irrigation systems with water at temperatures not exceeding 60 degrees C, which can contain fertilizers and other chemicals of the types and concentrations used in agriculture.
本標(biāo)準(zhǔn)替代的舊標(biāo)準(zhǔn)
