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Q345B square tubes are used in construction, machinery manufacturing, steel construction projects, shipbuilding, solar power generation brackets, steel structure engineering, power engineering, power plants, agricultural and chemical machinery, glass curtain walls, automobile chassis, airports, etc.
Q345B square tubes are used in construction, machinery manufacturing, steel construction projects, shipbuilding, solar power
Q235B square tube is a square tube formed by Q235B hot-rolled or cold-rolled steel strip after process treatment. Q235B squar
Q345B square tubes are used in construction, machinery manufacturing, steel construction projects, shipbuilding, solar power
