RHS 305x102x9.5 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 305x102 (México) · Caño estructural 305x102 (Argentina)

The RHS 305x102x9.5 steel profile weighs 56.2 kg/m (37.77 lb/ft), has a depth of 305 mm (12.01 in), flange width 102 mm (4.02 in). Cross-sectional area: 7,139.586 mm². Moment of inertia Ix = 7,408.382 cm⁴, Iy = 1,278.377 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	305 mm	12.01 in
Width (b)	102 mm	4.02 in
Thickness (t)	9.5 mm	0.37 in
Fillet radius (r)	19 mm	0.75 in
Weight	56.2 kg/m	37.77 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	7,139.59 mm²	11.066 in²
Moment of inertia (Ix)	7,408.38 cm⁴	177.99 in⁴
Moment of inertia (Iy)	1,278.38 cm⁴	30.71 in⁴
Elastic section modulus (Sx)	485.8 cm³	29.645 in³
Elastic section modulus (Sy)	250.66 cm³	15.296 in³
Plastic section modulus (Zx)	639.84 cm³	39.046 in³
Plastic section modulus (Zy)	289.3 cm³	17.654 in³
Radius of gyration (rx)	10.19 cm	4.010 in
Radius of gyration (ry)	4.23 cm	1.666 in