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SCAFOLDS

Specification & Standards

Loose steel tubes for tube and coupler Scafolds - Technical delivery conditions BS EN 39: 2001 Chemical Composition and Mechanical Properties:
Chemical Composition						Mechanical Properties
C Max. %	Si Max. %	Mn Max. %	P Max. %	S Max. %	A1 Max. %	Yield Strength (min.) N/mm²	Tensile Strength - N/mm²	Elongation Min. %
0.20	0.04	1.40	0.040	0.045	0.020	235	340-520	24

BS EN 39: 2001 Scafolds tubes specifications, tolerances and inspection:
Dimension and Mass		Tolerances	Performance Test
Outside Diameter:	48.3mm	± 0.5 mm	Flattening Test Applies
Thickness
Type 3 Tubes	3.2 mm	-10%	Distance between the platens: 60% of the Outside diameter
Type 4 Tubes	4.0 mm
Mass Per Meter
Type 3 Tubes	3.56 kg	-7.5%	No crack or flaws observed in the metal elsewhere than in the weld
Type 4 Tubes	4.37 kg
Length if specified, exact to be supplied.		-0, +10 mm