W 171 x 35,6 Cintac · Weight & Dimensions

Cintac, hot-rolled sections · Wide Flange (I-beam)

Wide flange beams (W shapes / I-beams) are the most common structural steel profile used in building construction. They are used for beams, columns, and girders in steel-framed buildings and bridges. Designed per AISC 360, Eurocode 3, and NBR 8800.

Also known as: IPR 171 x 35,6 (México) · Doble T 171 x 35,6 (Argentina / LATAM) · UB 171 (UK / Australia)

The W 171 x 35,6 steel profile weighs 35.6 kg/m (23.90 lb/ft), has a depth of 171 mm (6.73 in), flange width 180 mm (7.09 in). Cross-sectional area: 4,525.142 mm². Moment of inertia Ix = 2,510.287 cm⁴, Iy = 924.605 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	171 mm	6.73 in
Width (b)	180 mm	7.09 in
Web thickness (tw)	6 mm	0.24 in
Flange thickness (tf)	9.5 mm	0.37 in
Fillet radius (r)	15 mm	0.59 in
Weight	35.6 kg/m	23.90 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	4,525.14 mm²	7.014 in²
Moment of inertia (Ix)	2,510.29 cm⁴	60.31 in⁴
Moment of inertia (Iy)	924.61 cm⁴	22.21 in⁴
Elastic section modulus (Sx)	293.6 cm³	17.917 in³
Elastic section modulus (Sy)	102.73 cm³	6.269 in³
Plastic section modulus (Zx)	324.85 cm³	19.824 in³
Plastic section modulus (Zy)	156.49 cm³	9.550 in³
Radius of gyration (rx)	7.45 cm	2.932 in
Radius of gyration (ry)	4.52 cm	1.780 in