W 970 x 221,5 Arval · Weight & Dimensions

Arval, 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 970 x 221,5 (México) · Doble T 970 x 221,5 (Argentina / LATAM) · UB 970 (UK / Australia)

The W 970 x 221,5 steel profile weighs 221.5 kg/m (148.87 lb/ft), has a depth of 970 mm (38.19 in), flange width 300 mm (11.81 in). Cross-sectional area: 28,220.567 mm². Moment of inertia Ix = 406,451.325 cm⁴, Iy = 9,500.817 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	970 mm	38.19 in
Width (b)	300 mm	11.81 in
Web thickness (tw)	16 mm	0.63 in
Flange thickness (tf)	21 mm	0.83 in
Fillet radius (r)	30 mm	1.18 in
Weight	221.5 kg/m	148.87 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	28,220.57 mm²	43.742 in²
Moment of inertia (Ix)	406,451.33 cm⁴	9764.99 in⁴
Moment of inertia (Iy)	9,500.82 cm⁴	228.26 in⁴
Elastic section modulus (Sx)	8,380.44 cm³	511.408 in³
Elastic section modulus (Sy)	633.39 cm³	38.652 in³
Plastic section modulus (Zx)	9,776.73 cm³	596.615 in³
Plastic section modulus (Zy)	1,015.75 cm³	61.985 in³
Radius of gyration (rx)	37.95 cm	14.941 in
Radius of gyration (ry)	5.8 cm	2.284 in