W840x527 G40.21 350W — Canadian W-Shape Section Properties

Approximate equivalent of W33X354 per AISC A6. Approx. equivalent of W33X354. Verify against CISC Handbook.

Dimensions (Metric)

Property Value Unit
Depth (d) 904.2 mm
Flange Width (bf) 408.9 mm
Flange Thickness (tf) 53.1 mm
Web Thickness (tw) 29.5 mm
Cross-Sectional Area (A) 671.0 cm²
Mass 526.8 kg/m

Elastic Section Properties (Metric)

Property Strong Axis (X-X) Weak Axis (Y-Y) Unit
Moment of Inertia (I) 915,706 60,770 cm⁴
Elastic Section Modulus (S) 20,320 2,966 cm³
Plastic Section Modulus (Z) 23,270 4,621 cm³
Radius of Gyration (r) 36.83 9.50 cm

Torsional Properties

Property Value Unit
Torsional Constant (J) 4,787 cm⁴
Warping Constant (Cw) 109,548,000 cm⁶
Distance Between Flange Centroids (ho) 85.09 cm
Effective Radius (rts) 11.28 cm

Imperial Reference

Property Value Unit
Depth (d) 35.60 in
Flange Width (bf) 16.10 in
Area (A) 104.00 in²
Weight 354 lb/ft

Design Resources

Frequently Asked Questions

What is the W840x527 equivalent to in US units? It approximates a W33X354 (d=35.6in, 354lb/ft). Section properties are from AISC A6 shapes database, converted to metric units.

What steel grade is standard for W840x527? 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 W840x527 beam? 526.8 kg/m. A 12m length weighs approximately 6,322 kg.

What is the section modulus of W840x527? Sx = 20,320 cm³ (strong axis) and Sy = 2,966 cm³ (weak axis). The plastic section modulus Zx = 23,270 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.