DIN EN ISO 15848-1:2017 工业阀门 无组织排放的测量、测试和鉴定程序 第1部分:阀门类型测试的分类系统和鉴定程序(ISO 15848-1:2015 + Amd.1:2017);德文版 EN ISO 15848-1:2015 + A1:2017
Industrial valves - Measurement, test and qualification procedures for fugitive emissions - Part 1: Classification system and qualification procedures for type testing of valves (ISO 15848-1:2015 + Amd.1:2017); German version EN ISO 15848-1:2015 + A1:2017