• Uses: Light metal constructions such as: commercial fences, handrails, scaffolding and road signs, among others.
  • Raw Material: Hot rolled.
  • Standard: ASTM – A – 569.
  • Length: 6.0 meters

Propiedades :

  • Dimensions
  • Mechanical properties
  • Chemical properties
Nominal Diameter (In) External diameter (mm) Thickness (mm) Weight (Kg / mt)
1/2 20.0 1.90 0.865
1/2 20.0 2.00 0.906
3/4 26.0 1.90 1.152
3/4 26.0 2.00 1.207
1 32.0 2.00 1.494
1 32.0 2.30 1.718
1 32.0 2.60 1.942
1-1/4 41.3 2.30 2.255
1-1/4 41.3 2.60 2.549
1-1/2 47.6 2.30 2.622
1-1/2 47.6 2.60 2.945
1-1/2 47.6 2.90 3.306
2 60.3 2.30 3.357
2 60.3 2.60 3.775
2 60.3 2.90 4.233
2-1/2 73.0 2.60 4.606
2-1/2 73.0 2.90 5.137
3 88.9 2.90 6.273
4 114.3 2.90 8.126

 

DIMENSIONAL TOLERANCES:

Length:

  • 6.40 m ± 25 mm
  • 12.80 m ± 25 mm

Thickness:

  • ± 12.5% nominal thickness at any point of the tube.

Weight:

  • ± 10% of the package of tubes with diameter smaller or equal of 4 “or individual tubes with nominal diameter greater than 4”.

External diameter:

  • For diameters less than or equal to 1 1/2 “: +0.4 mm, -0.79 mm
  • For diameters greater than or equal to 2 “: 1%
QUALITY R (Kg/mm2) RE min (kg/mm2) A % 8″
LAMINATED IN HOT 41.0/56.0 25.5 20
ASTM – A – 36
ASTM – A – 572 GRADE 50 43.6 32.5 21
SAE 1020 40 22.5 25
ASTM – A – 53 42 24.0
QUALITY C Mn Si Smax Pmax
COLD ROLLED 0.15 0.60 0.040 0.035
ASTM – A – 366
ASTM – A – 619 0.10 0.50 Max 0.035 0.025
ASTM – A – 620 0.10 0.50 Max 0.035 0.025
LAMINATED IN HOT 0.15 0.60 0.040 0.035
ASTM – A – 569
ASTM – A – 36 0.25 0.050 0.040
ASTM – A – 572 GRADE 50 0.23 1.35 0.050 0.040
SAE 1020 0.20 30/50 0.050 0.040
API5L GRADE B 0.30 1.20 0.045 0.050
ASTM – A – 53 0.30 1.20 0.045 0.050