RHS 50x38x2 SAISC · Weight & Dimensions

SAISC, 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 50x38 cal 15 (México) · Caño estructural 50x38 (Argentina)

The RHS 50x38x2 steel profile weighs 2.5 kg/m (1.70 lb/ft), has a depth of 50 mm (1.97 in), flange width 38 mm (1.50 in). Cross-sectional area: 325.699 mm². Moment of inertia Ix = 11.381 cm⁴, Iy = 7.44 cm⁴.

Cross-section (not to scale)

Gauge equivalent: 2 mm ≈ 14 gauge (Manufacturers Standard Gage)

Dimensions

Property	Metric	Imperial
Depth (h)	50 mm	1.97 in
Width (b)	38 mm	1.50 in
Thickness (t)	2 mm	0.08 in
Fillet radius (r)	4 mm	0.16 in
Weight	2.5 kg/m	1.70 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	325.7 mm²	0.505 in²
Moment of inertia (Ix)	11.38 cm⁴	0.27 in⁴
Moment of inertia (Iy)	7.44 cm⁴	0.18 in⁴
Elastic section modulus (Sx)	4.55 cm³	0.278 in³
Elastic section modulus (Sy)	3.92 cm³	0.239 in³
Plastic section modulus (Zx)	5.51 cm³	0.336 in³
Plastic section modulus (Zy)	4.56 cm³	0.279 in³
Radius of gyration (rx)	1.87 cm	0.736 in
Radius of gyration (ry)	1.51 cm	0.595 in