RHS 356x102x7.9 IMCA · Weight & Dimensions

IMCA, 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 356x102 (México) · Caño estructural 356x102 (Argentina)

The RHS 356x102x7.9 steel profile weighs 53.7 kg/m (36.08 lb/ft), has a depth of 356 mm (14.02 in), flange width 102 mm (4.02 in). Cross-sectional area: 6,826.04 mm². Moment of inertia Ix = 9,566.412 cm⁴, Iy = 1,293.109 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	356 mm	14.02 in
Width (b)	102 mm	4.02 in
Thickness (t)	7.9 mm	0.31 in
Fillet radius (r)	15.8 mm	0.62 in
Weight	53.7 kg/m	36.08 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	6,826.04 mm²	10.580 in²
Moment of inertia (Ix)	9,566.41 cm⁴	229.83 in⁴
Moment of inertia (Iy)	1,293.11 cm⁴	31.07 in⁴
Elastic section modulus (Sx)	537.44 cm³	32.797 in³
Elastic section modulus (Sy)	253.55 cm³	15.473 in³
Plastic section modulus (Zx)	709.29 cm³	43.284 in³
Plastic section modulus (Zy)	286.04 cm³	17.455 in³
Radius of gyration (rx)	11.84 cm	4.661 in
Radius of gyration (ry)	4.35 cm	1.714 in