HSS3x1x1/8 (HSS3x1x.125) – HSS Shapes - Rectangular

HSS3x1x1/8 is a 3 in (76 mm) x 1 in (25 mm) rectangular hollow section with a 1/8 in (3 mm) nominal wall, weighing 3.05 lb/ft (4.5 kg/m).

Rectangular HSS (Hollow Structural Sections) are closed, tube-shaped sections formed into a rectangular profile. Their closed shape gives them excellent torsional stiffness, while the unequal depth and width let you put the greater stiffness where the loading needs it. That makes rectangular HSS a common choice for beams and girts, canopy and entrance framing, architecturally exposed steelwork, and any framing where a clean closed profile and a strong axis are both required.

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Dimensions

PropertyValue
Nominal Weight (lb/ft)3.05
Depth of Section (in)3.0
Depth of Flat Wall (in)2.65
Width of Section (in)1.0
Width of Flat Wall (in)0.652
Nominal Thickness (in)0.125

Full sortable table: Dimensions table for this family

Section Properties

PropertyValue
Ix (in⁴)0.817
Zx (in³)0.728
Sx (in³)0.545
rx (in)0.987
Iy (in⁴)0.138
Zy (in³)0.325
Sy (in³)0.276
ry (in)0.405
J (in⁴)0.408
C (in³)0.585

Full sortable table: Section properties table for this family