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For the steel pipes of the fastener-type steel pipe scaffolding, it is advisable to use steel pipes with an outer diameter of 48.3±0.36mm and without serious corrosion, bending, flattening

First, material requirements The vertical pole should not be lower than the provisions of Q345 in GB/T1591; the horizontal pole and horizontal diagonal pole should not be lower than the provisions of Q235 in GB/T700; the vertical diagonal pole shou

The main acceptance of scaffolding is calculated according to the construction needs. For example, the spacing between the vertical poles of ordinary scaffolding must be less than 2m, the spacing between the longitudinal horizontal poles must be less