What is the erection sequence of the fastener type steel pipe scaffolding? What are the requirements?
First, the pole pole in addition to the top of the top step can be used to take the lap, the rest of the layers of the joints must be used to connect fasteners
Now the outer wall of thermal insulation with rock wool to do the best, this year on the rock wool board touch whip bark Chong Du Boussin wave of enterprises in particular, like the kind of cement board the same shape, light weight, good insulation effect, easy construction will not combustion.
Electric welder, shelf workers, tower crane driver, tower crane command.
