Structural Hollow Sections

Structural Hollow Sections

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Structural Hollow Sections

Shape-Dimensions of Hollow Structural Sections
Round: External diameter from 21.3 to 609.6mm (1/2" – 24")
Square: Dimension from 30x30x2mm to 500x500x20mm
Rectangular: Dimension from 40x20x2mm to 600x400x20mm
Length: from 5 to 24m (depending on section type)
Packing
Bundles containing a sufficient number of binding metal straps bearing distinctive labels
Standard bundling, depending on dimensions and length
Bundles weighing 1000 to 5500 kg each, depending on product type
Length: 6 and 12 metres. Special lengths made to order
Quality Control
Mechanical Tests: Tensile Test, Flattening Test, Expansion Test, Impact Test
Chemical Analyses
Visual Examination –Dimensional Inspection
Mechanical Properties of Narrrow Strip
Steel Grade Minimum Yield Stress N/mm2 Nom. Thickness Tensile Strength N/mm2 Nom. Thickness Minimum Elongation % Test Temperature Impact Properties Mean Minimum Absorbed Energy per Test Sample
  T ≤ 16 mm 16 mm < T < 40 mm T < 3 mm 3 mm < T < 40 mm T ≤ 40 mm º C J
S 235 JRH 235 225 360 - 510 340 - 470 24 20 27
S 275 J0H 275 265 430 - 580 410 - 560 20 0 27
S 355 J2H 355 345 510 - 680 410 - 560 20 -20 27