Copper and copper alloys - Seamless, round tubes for air conditioning and refrigeration - Part 1: Tubes for piping systems; German version EN 12735-1:2020— 26 стр.
Copper and copper alloys - Seamless, round tubes for air conditioning and refrigeration - Part 1: Tubes for piping systems; German version EN 12735-1:2016— 26 стр.
Copper and copper alloys - Seamless, round tubes for air conditioning and refrigeration - Part 1: Tubes for piping systems; German and English version prEN 12735-1:2018
Copper and copper alloys - Seamless, round tubes for air conditioning and refrigeration - Part 1: Tubes for piping systems; German version EN 12735-1:2016— 26 стр.
Secure storage units - Classification and methods of test for resistance to fire - Part 2: Data rooms and data container; German version EN 1047-2:2019— 40 стр.