E98;J20 标准查询与下载

DIN EN 13785 Berichtigung 1:2007 不包括在EN 12864中流速≤100 kg/h、最大标称输出压力≤4 bar的调节器和丁烷、丙烷或其混合物用与调节器相关安全装置

Regulators with a capacity of up to and including 100 kg/h, having a maximum nominal outlet pressure of up to and including 4 bar, other than those covered by EN 12864 and their associated safety devices for butan, propane or their mixtures; German versio