Plastics - Polyamide (PA) moulding and extrusion materials - Part 1: Designation system and basis for specification (ISO/DIS 1874-1:2008); German version prEN ISO 1874-1:2008
Tests for mechanical and physical properties of aggregates - Part 2: Methods for the determination of resistance to fragmentation; German version EN 1097-2:2010— 36 стр.
