Butt-welding pipe fittings - Part 4: Wrought austenitic and austenitic-ferritic (duplex) stainless steels with specific inspection requirements; German and English version prEN 10253-4:2017
Flanges and their joints - Circular flanges for pipes, valves, fittings and accessories, PN designated - Part 1: Steel flanges; German version EN 1092-1:2018— 151 стр.
Flanges and their joints - Circular flanges for pipes, valves, fittings and accessories, PN designated - Part 1: Steel flanges; German version EN 1092-1:2007+A1:2013— 132 стр.
Water-tube boilers and auxiliary installations - Part 5: Workmanship and construction of pressure parts of the boiler; German version EN 12952-5:2011— 90 стр.
Water-tube boilers and auxiliary installations - Part 2: Materials for pressure parts of boilers and accessories; German version EN 12952-2:2011— 39 стр.
