Reduced Broad-flanged Beam Per GOST 26020-83

Channel With Inclined Inner Edges of Flanges Per OST 17-1933

Channel With Inclined Inner Edges of Flanges Per GOST 8240-89

Reduced GOST Rectangular Hollow Structural Tubing Per TU 67-2287-80

Tank With Floating Roof EN14015

Block16 Soil Replacement Under Road-19.11.2010

staklo

51eecc86-aa88-422d-8cbe-3654050a49fb

Proracun Franki Sipa