美利体育登录入口官网:DIN EN 12007-2:2012
天然气基础设施. 最大操作压力达16 bar (包括16 bar) 的管道. 第2部分:聚乙烯的特殊功能要求 (MOP小于等于10 bar); 德文版本EN 12007-2-2012
Gas infrastructure - Pipelines for maximum operating pressure up to and including 16 bar - Part 2: Specific functional requirements for polyethylene (MOP up to and including 10 bar); German version EN 12007-2:2012