Conformity assessment - Requirements for bodies providing audit and certification of management systems - Part 1: Requirements (ISO/IEC DIS 17021-1:2014); German and English version prEN ISO/IEC 17021-1:2014
Ductile iron pipes, fittings and accessories - Epoxy coating (heavy duty) of ductile iron fittings and accessories - Requirements and test methods; German version FprEN 14901:2014— 21 стр.
Ductile iron pipes, fittings and accessories - External cement mortar coating for pipes - Requirements and test methods; German version EN 15542:2008— 23 стр.
Conformity assessment - Requirements for bodies providing audit and certification of management systems - Part 1: Requirements (ISO/IEC 17021-1:2015); German and English version EN ISO/IEC 17021-1:2015— 97 стр.
