Hot-rolled products in weldable fine grain structural steels; part 2: delivery conditions for normalized/normalized rolled steels; German version EN 10113-2:1993— 7 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— 130 стр.
Hot-rolled products in weldable fine grain structural steels; part 2: delivery conditions for normalized/normalized rolled steels; German version EN 10113-2:1993— 7 стр.
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.