1、Steel pipe
Scaffolding steel pipe should be welded steel pipe with outer diameter of 48 mm and wall thickness of 3.5 mm, or welded steel pipe with outer diameter of 51 mm and wall thickness of 3.1 mm. The maximum length of steel pipe used for horizontal pole should not be greater than 2m; other poles should not be greater than 6.5 m. The maximum mass of each steel pipe should not exceed 25kg, so as to be suitable for manual handling.
2、Couplers
Fastening type steel pipe scaffolding should use forged cast iron casting fasteners, which have three basic forms: right angle fasteners for connection between vertical cross bars; rotating fasteners for connection between parallel or diagonal cross bars and butt fasteners for butt connection of bars.
a , right-angle Couplers.
b, swivel Couplers.
c, sleeve Couplers
3、Scaffolding plank
The scaffolding plank can be made of steel, wood, bamboo and other materials, the mass of each piece should not be greater than 30 kg. stamped steel scaffolding board is a commonly used scaffolding board is generally pressed with 2 mm thick steel plate, length 2 ~ 4 m, width 250 mm, the surface should be anti-slip measures. Wooden scaffold board can be made of fir or pine wood with a thickness of not less than 50 mm, length 3-4 m, width 200-250 mm, both ends should be equipped with galvanized steel wire hoop two, to prevent damage to the end of the wooden scaffold board. Bamboo scaffolding board, the application of moso bamboo or nan bamboo made of bamboo string plate and bamboo fence board.
4、Connecting wall pieces
Connecting the wall will be connected to the main structure, available steel pipe, fasteners or pre-built pieces of rigid wall pieces, can also be used
Steel reinforcement for the flexible wall parts of the tie bars.
5、Base
The base form has two kinds of inserted and jacket type, the outer diameter D1 of inserted type is 2 mm smaller than the inner diameter of the upright, and the inner diameter D2 of jacket type is 2 mm larger than the outer diameter of the upright.
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