DIN EN 13981-4-2007 铝和铝合金.结构铁路设施用制品.检验和交换用技术条件.第4部分:锻制
Aluminium and aluminium alloys - Products for structural railway applications - Technical conditions for inspection and delivery - Part 4: Forgings; English version of DIN EN 13981-4:2007-02
This European Standard specifies requirements for forgings (hand forgings, die forgings) which contribute to the structural properties of the railcar bodyshell and other major structural components.
The requirements on welded joints specified in this European Standard are not applicable to welded assemblies and sub-assemblies as they are specified for material qualification purposes only.
It specifies particular requirements regarding qualification, quality control, material properties and dimensional tolerances. Furthermore, guide-lines for application and use are given.