Q345 angle steel

Q345 angle steel May require different structures composed of a variety of different force components,Q345 angle steel also can make connections between components. Q345 angle steel is widely used in a variety of building structures and engineering structures such as beams, bridges, transmission towers, material handling equipment, marine, industrial furnace, reaction tower, container racks and storage shelves.
Q345 angle steel Chemical Composition
Q345A：C≤0.20，Mn ≤1.70，Si≤0.50，P≤0.035，S≤0.035；
Q345B：C≤0.20，Mn ≤1.70，Si≤0.50，P≤0.035，S≤0.035；
Q345C：C≤0.20，Mn ≤1.70，Si≤0.50，P≤0.030，S≤0.030，Al≥0.015；
Q345D：C≤0.18，Mn ≤1.70，Si≤0.50，P≤0.030，S≤0.025，Al≥0.015；
Q345E：C≤0.18，Mn ≤1.70，Si≤0.50，P≤0.025，S≤0.020，Al≥0.015；
Q345A、B、C、D、E All contain Nb≤0.07，V≤0.15，Ti≤0.20，Cr≤0.30，Ni≤0.012，Mo≤0.10。

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