China Q345 Material Steel H Beam for Construction - China china steel galvanized h beams with cheap price all size
H section steel is a new type of economic construction steel. Economic and reasonable h-beam section shape, good mechanical performance, rolling section on each extension point is relatively uniform, small internal stress, compared with ordinary beams, with large section modulus, light weight, save metals etc.. mainly used for large buildings that big cutting ability, good cross section china steel galvanized h beams with cheap price all size
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ss540 universal beam specification