Pipe threads where pressure-tight joints are not made on the threads - Part 1: Dimensions, tolerances and designation (ISO 228-1:2000); German version EN ISO 228-1:2003— 11 стр.
Seamless circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 1: Non-alloy and alloy steel tubes; German version EN 10297-1:2003— 45 стр.
Non-alloy steel tubes and fittings for the conveyance of water and other aqueous liquids - Technical delivery conditions; German version EN 10224:2002 + A1:2005— 59 стр.
Seamless steel tubes for pressure purposes - Technical delivery conditions - Part 1: Non-alloy steel tubes with specified room temperature properties; German version EN 10216-1:2013— 29 стр.
Hot rolled products of structural steels - Part 2: Technical delivery conditions for non-alloy structural steels; German version EN 10025-2:2004— 37 стр.