Hot dip galvanized coatings on fabricated iron and steel articles - Specifications and test methods (ISO 1461:2009); German version EN ISO 1461:2009— 25 стр.
Welded steel tubes for pressure purposes - Technical delivery conditions - Part 1: Non-alloy steel tubes with specified room temperature properties; German version EN 10217-1:2002 + A1:2005— 49 стр.