unit corner posts are made of galvanized steel profiles with 3-8 mm thickness; steel grade S350GD + Z140 (EN10346), yield point ≥ 350 N/mm2;
stebri modula so izdelani iz jeklenih pocinkanih profilov debeline 3 do 8 mm; kvalitete jekla S350GD+Z140 (EN10346), z mejo plastičnosti ≥ 350 N/mm2;