EN 15776:2011+A1:2015
非受火压力容器.断裂后等于或小于15%的延伸率由铸铁制造的压力容器和压力部件的设计和制造的要求
Unfired pressure vessels - Requirements for the design and fabrication of pressure vessels and pressure parts constructed from cast iron with an elongation after fracture equal or less than 15 %