W1000x591 G40.21 350W — Canadian W-Shape Section Properties

Approximate equivalent of W40X397 per AISC A6. Approx. equivalent of W40X397. Verify against CISC Handbook.

Dimensions (Metric)

Property Value Unit
Depth (d) 1041.4 mm
Flange Width (bf) 408.9 mm
Flange Thickness (tf) 55.9 mm
Web Thickness (tw) 31.0 mm
Cross-Sectional Area (A) 754.9 cm²
Mass 590.7 kg/m

Elastic Section Properties (Metric)

Property Strong Axis (X-X) Weak Axis (Y-Y) Unit
Moment of Inertia (I) 1,331,936 64,099 cm⁴
Elastic Section Modulus (S) 25,564 3,130 cm³
Plastic Section Modulus (Z) 29,497 4,916 cm³
Radius of Gyration (r) 42.16 9.25 cm

Torsional Properties

Property Value Unit
Torsional Constant (J) 5,910 cm⁴
Warping Constant (Cw) 155,461,500 cm⁶
Distance Between Flange Centroids (ho) 98.55 cm
Effective Radius (rts) 11.13 cm

Imperial Reference

Property Value Unit
Depth (d) 41.00 in
Flange Width (bf) 16.10 in
Area (A) 117.00 in²
Weight 397 lb/ft

Design Resources

Frequently Asked Questions

What is the W1000x591 equivalent to in US units? It approximates a W40X397 (d=41.0in, 397lb/ft). Section properties are from AISC A6 shapes database, converted to metric units.

What steel grade is standard for W1000x591? 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 W1000x591 beam? 590.7 kg/m. A 12m length weighs approximately 7,088 kg.

What is the section modulus of W1000x591? Sx = 25,564 cm³ (strong axis) and Sy = 3,130 cm³ (weak axis). The plastic section modulus Zx = 29,497 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.