The double tee is columned

The enterprise makes the following types of production:

columns from two-Tauris columned;
farms from corners hot-rolled;
farms from the closed profile of rectangular section;
runs from a channel;
welded dvutavrovy beams;
beams welded of sheet hire;
beams of variable section from two-Tauris;
beams subcrane welded of sheet hire;
the strengthened by edges, compound welded;
farms are subrafter;
non-standard metalwork.