Round steel link chains - Round steel link chains, nomial pitch: 5 x d, for the operation in chain conveyors - Part 1: From stainless steel, grade 3; Text in German and English— 29 стр.
Stainless steels - Part 3: Technical delivery conditions for semi-finished products, bars, rods, wire, sections and bright products of corrosion resisting steels for general purposes; German version EN 10088-3:2014— 60 стр.