Specification and approval of welding procedures for metallic materials - Part 3: Welding procedure tests for the arc welding of steel (includes Amendment A1:1997); German version EN 288-3:1992 + A1:1997— 27 стр.
Shell boilers - Part 5: Inspection during construction, documentation and marking of pressure parts of the boiler; German and English version prEN 12953-5:2018
Heating boilers - Heating boilers with forced draught burners - Nominal heat output not exceeding 10 MW and maximum operating temperature of 110 °C; German version EN 14394:2005+A1:2008— 134 стр.