There are cases when you want to change the structure after making and using the planned structure.
If you are a person who enjoys change, I think there will be more various attempts.
In the case of a structure using iron, it is not as easy as you think, but I think it is possible if you plan well.
The existing method cannot use 100% of the existing pipe when disassembling or changing the structure by welding.
Welds must be cut
When a square pipe joint is applied, it can be disassembled and reinstalled, and the existing pipe and joint can be used 100%.
In the case of indoor savior, it can be applied more diversely.
Able to respond quickly to various variables