1、 Preparation before installation and welding of steel structure
The test steel includes q345gjc-z15 (wall thickness of 70 mm), q345gjc-z15 (wall thickness of 40 mm), Q345 C (flange thickness of...
With more and more buildings around us, our merchants will select materials according to the requirements, and the materials are also various. HJSD steel structure is one of them, so what is the a...
Overall quality control flow chart of steel structure construction
1、 Do a good job of preparation before the commencement of the project
(1) Strengthen the joint examina...
1。Determine whether the structure is suitable for steel structure.
Steel structure is usually used in high-rise buildings, long-span structures, complex shapes, heavy loads, large vibrat...
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There are m...