RHS 140x100x6.35 Acindar · Weight & Dimensions

Acindar, cold-formed sections · Rectangular Hollow Section

Rectangular Hollow Sections (RHS) are tubular profiles with excellent torsional resistance and aesthetic appeal. Used for columns, trusses, and exposed structural elements.

Also known as: PTR 140x100 cal 3 (México) · Caño estructural 140x100 (Argentina)

The RHS 140x100x6.35 steel profile weighs 21.9 kg/m (14.68 lb/ft), has a depth of 140 mm (5.51 in), flange width 100 mm (3.94 in). Cross-sectional area: 2,783.416 mm². Moment of inertia Ix = 737.025 cm⁴, Iy = 436.291 cm⁴.

Cross-section (not to scale)

Gauge equivalent: 6.35 mm ≈ 3 gauge (Manufacturers Standard Gage)

Dimensions

Property	Metric	Imperial
Depth (h)	140 mm	5.51 in
Width (b)	100 mm	3.94 in
Thickness (t)	6.3 mm	0.25 in
Fillet radius (r)	12.7 mm	0.50 in
Weight	21.9 kg/m	14.68 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	2,783.42 mm²	4.314 in²
Moment of inertia (Ix)	737.03 cm⁴	17.71 in⁴
Moment of inertia (Iy)	436.29 cm⁴	10.48 in⁴
Elastic section modulus (Sx)	105.29 cm³	6.425 in³
Elastic section modulus (Sy)	87.26 cm³	5.325 in³
Plastic section modulus (Zx)	129.21 cm³	7.885 in³
Plastic section modulus (Zy)	102.41 cm³	6.250 in³
Radius of gyration (rx)	5.15 cm	2.026 in
Radius of gyration (ry)	3.96 cm	1.559 in