GB/T 700 Q235B steel plates has wide application undoutedly. However, sometimes only steel plates can not meet requirements also, the profile steel such as H beam etc. are needed to give more support force. In this aspect, GB/T 700 Q235B steel plates still play an important role. As Q235B steel plates can be used to weld Q235B H beam.
The first step to produce weld Q235B H beam is to cut GB/T 700 Q235B steel plates into suitable width flat bars, and then weld the side and waist together on the continuous welding machine. The Q235B H beam is usually welded by GB/T 700 Q235B steel plates when the required Q235B H beam specification is not standard. For the standard size Q235B H beam, the H beam suppliers would choose hot rolled H beam.
After the GB/T 700 Q235B steel plates are welded to Q235B H beam, the H beam has the advantages of strong bending resistance, simple construction, low cost and light weight in all directions.
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