W250x73 G40.21 350W — Canadian W-Shape Section Properties

Approximate equivalent of W10X49 per AISC A6. Approx. equivalent of W10X49. Verify against CISC Handbook.

Dimensions (Metric)

Property Value Unit
Depth (d) 254.0 mm
Flange Width (bf) 254.0 mm
Flange Thickness (tf) 14.2 mm
Web Thickness (tw) 8.6 mm
Cross-Sectional Area (A) 92.9 cm²
Mass 72.9 kg/m

Elastic Section Properties (Metric)

Property Strong Axis (X-X) Weak Axis (Y-Y) Unit
Moment of Inertia (I) 11,321 3,888 cm⁴
Elastic Section Modulus (S) 895 306 cm³
Plastic Section Modulus (Z) 990 464 cm³
Radius of Gyration (r) 11.05 6.45 cm

Torsional Properties

Property Value Unit
Torsional Constant (J) 58 cm⁴
Warping Constant (Cw) 555,795 cm⁶
Distance Between Flange Centroids (ho) 23.98 cm
Effective Radius (rts) 7.21 cm

Imperial Reference

Property Value Unit
Depth (d) 10.00 in
Flange Width (bf) 10.00 in
Area (A) 14.40 in²
Weight 49 lb/ft

Design Resources

Frequently Asked Questions

What is the W250x73 equivalent to in US units? It approximates a W10X49 (d=10.0in, 49lb/ft). Section properties are from AISC A6 shapes database, converted to metric units.

What steel grade is standard for W250x73? Typically G40.21 350W per CSA G40.21. Also available as 300W, 350WT, 400W. Verify grade requirements with project specifications.

What is the mass of a W250x73 beam? 72.9 kg/m. A 12m length weighs approximately 875 kg.

What is the section modulus of W250x73? Sx = 895 cm³ (strong axis) and Sy = 306 cm³ (weak axis). The plastic section modulus Zx = 990 cm³.

Related Pages


Educational reference only. Verify all section properties against the current CISC Handbook of Steel Construction and mill certificates before design. Results are PRELIMINARY — NOT FOR CONSTRUCTION.