6M/9M/10M/12M or Agreed length
3.Sizes and Weights:[table “13” not found /]
4.Chemical Composition and Mechanical Properties of GR350
C：≤0.22； Si：≤0.55；Mn：≤1.60； P：≤0.025；`S：≤0.025； Cu：≤0.55；
Yieth Strength >=365Mpa
Elongation: above 19%
6.The main difference between a universal column and a universal beam :
universal columns generally have an H shape whereas universal beams have an I shape.
In addition, the dimensions of a UC are determined by the size of the web and flange.
However, the dimensions of UB are determined by the depth of the web height and width.