Download the Latest W beam Specifications and Dimensions.
CSA G40.20/G40.21 H Beam & W Beam | Canadian Standard Wide Flange Structural Steel Beams
Our H beams and W wide flange beams follow Canada’s CSA G40.20/G40.21 standards, crafted to support heavy load-bearing construction work. Built under rigorous Canadian production norms, these wide flange sections deliver steady mechanical properties, great weldability and precise uniform dimensions. We stock core grades: 44W, 50A, 50AT and 70WT. Custom sizing, surface finishing and third-party testing are all available to meet global demands for bridges, industrial plants, public infrastructure and large heavy engineering builds.
| Item | Details |
| Product Name | CSA H Beam / W Beam (Wide Flange Structural Steel Beam) |
| Standard | CSA G40.20/G40.21 |
| Steel Grade | 44W, 50W, 50WT, 65W, 65WT |
| Shape | H Shape / Wide Flange Shape |
| Manufacturing | Hot Rolled |
| Surface | Black, Shot Blasted, Painted, Galvanized (Optional) |
| Length | 6m, 12m, or Customized |
| Inspection | Mill Test Certificate (MTC), SGS/BV Third-Party Inspection Available |
Advantages of CSA G40.20/G40.21 W Beam
High Load-Bearing Capacity
The wide-flange profile delivers outstanding bending stiffness and structural efficiency, enabling these beams to handle heavy loads with stable structural performance.
Excellent Weldability
All CSA-qualified grades feature consistent weldability, allowing smooth cutting, joining and fabrication for various structural steel assemblies.
Optimized for Canadian Climates
Specially formulated WT grades offer superior low-temperature toughness, maintaining reliable structural integrity even in cold climate conditions.
Flexible Custom Supply
We provide fully tailored W-beam solutions, with customizable sizes, lengths and surface finishes to match exact project specifications.
Common CSA Structural Steel Grades
| Grade | Equivalent Yield Strength | Features | Typical Applications |
| 44W | 300 MPa (44 ksi) | General weldable structural steel | Buildings, warehouses, platforms |
| 50W | 345 MPa (50 ksi) | High-strength structural steel | Steel frames, industrial structures |
| 50WT | 345 MPa (50 ksi) | Improved toughness for low-temperature environments | Bridges, cold climate projects |
| 65W | 450 MPa (65 ksi) | High-strength steel for heavy loads | Large-span structures, infrastructure |
| 65WT | 450 MPa (65 ksi) | High strength with enhanced toughness | Heavy engineering and bridge structures |
Technical Data
CSA G40.20/G40.21 W Beam Chemical Composition
| Grade | C (Max) | Mn (Max) | P (Max) | S (Max) | Si (Max) | Cu (Min, Optional) |
| 44W | 0.23% | 1.50% | 0.04% | 0.04% | 0.40% | 0.20% |
| 50W | 0.23% | 1.60% | 0.03% | 0.04% | 0.40% | 0.20% |
| 50WT | 0.20% | 1.60% | 0.03% | 0.04% | 0.40% | 0.20% |
| 65W | 0.20% | 1.70% | 0.03% | 0.04% | 0.40% | 0.20% |
| 65WT | 0.20% | 1.70% | 0.03% | 0.04% | 0.40% | 0.20% |
CSA G40.20/G40.21 W Beam Mechanical Properties
| Grade | Yield Strength (Min) | Tensile Strength | Elongation (Min) |
| 44W | 300 MPa (44 ksi) | 450 MPa (65 ksi) | 20% |
| 50W | 345 MPa (50 ksi) | 450 MPa (65 ksi) | 20% |
| 50WT | 345 MPa (50 ksi) | 450 MPa (65 ksi) | 20% |
| 65W | 450 MPa (65 ksi) | 550 MPa (80 ksi) | 18% |
| 65WT | 450 MPa (65 ksi) | 550 MPa (80 ksi) | 18% |
Canadian Standard Wide Flange Beam Sizes
W wide flange sections comply with CSA G40.20/G40.21 structural steel specifications. Standard section tables list all regular beam dimensions and corresponding unit weights for design reference.
Standard: CSA G40.20/G40.21
Item: W Wide Flange Beam, H Beam
Grades: 44W, 50W, 50WT, 65W, 65WT
Processing: Hot rolled forming
| W Beam Size | Approx. Depth (d) | Flange Width (bf) | Web Thickness (tw) | Flange Thickness (tf) | Weight |
| W100×19 | 106 mm | 103 mm | 7.1 mm | 8.8 mm | 19 kg/m |
| W130×24 | 127 mm | 127 mm | 6.1 mm | 9.1 mm | 24 kg/m |
| W150×13 | 148 mm | 100 mm | 4.3 mm | 4.9 mm | 13 kg/m |
| W150×22 | 152 mm | 152 mm | 5.8 mm | 6.6 mm | 22 kg/m |
| W150×37 | 162 mm | 154 mm | 8.1 mm | 11.6 mm | 37 kg/m |
| W200×15 | 200 mm | 100 mm | 4.3 mm | 5.2 mm | 15 kg/m |
| W200×19 | 203 mm | 102 mm | 5.8 mm | 6.5 mm | 19 kg/m |
| W200×27 | 207 mm | 133 mm | 5.8 mm | 8.4 mm | 27 kg/m |
| W200×36 | 201 mm | 165 mm | 6.2 mm | 10.2 mm | 36 kg/m |
| W200×46 | 203 mm | 203 mm | 7.2 mm | 11.0 mm | 46 kg/m |
| W250×25 | 244 mm | 102 mm | 5.8 mm | 8.6 mm | 25 kg/m |
| W250×33 | 253 mm | 131 mm | 6.9 mm | 10.2 mm | 33 kg/m |
| W250×39 | 260 mm | 165 mm | 8.0 mm | 11.2 mm | 39 kg/m |
| W310×28 | 303 mm | 102 mm | 6.1 mm | 8.7 mm | 28 kg/m |
| W310×33 | 310 mm | 166 mm | 5.8 mm | 9.7 mm | 33 kg/m |
| W310×39 | 315 mm | 166 mm | 6.6 mm | 10.9 mm | 39 kg/m |
| W360×33 | 349 mm | 127 mm | 6.9 mm | 8.5 mm | 33 kg/m |
| W360×51 | 352 mm | 171 mm | 8.7 mm | 12.7 mm | 51 kg/m |
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Every ASTM A992 W Beam undergoes strict quality control, including:
1.Chemical Composition Analysis
2.Tensile Strength Test
3.Yield Strength Test
4.Dimension Inspection
5.Straightness Inspection
6.Ultrasonic Testing (Optional)
7.Third-party Inspection (SGS, BV, TUV Available)
Our CSA-certified H and W wide flange beams fit a broad range of construction and engineering works:
Residential & commercial steel building frames
Factories, production workshops and storage warehouses
All types of rigid steel framing systems
Highway, bridge and transit infrastructure
Mining operations and energy sector facilities
Support frameworks for heavy machinery
Primary load-bearing columns and girders
Royal Steel Group provides complete export documentation:
CSA G40.20/G40.21 compliance documents
Mill Test Certificate (MTC)
Chemical composition analysis
Mechanical property test reports
SGS / BV third-party inspection (Optional)
Packing list & commercial invoice
2) Over 5,000 tons of stock in stock, with a wide variety of sizes
We adopt standard export bundling for all steel sections. Each bundle is secured with steel bands and wrapped with protective layers to avoid scratches during transit.
Our packaging works well for both containerized shipping and bulk cargo transport by sea. Custom stenciling and marking on beams can be arranged as requested, and we deliver shipments to destinations all over the world.
Q1: What CSA grades do you offer for W wide flange beams?
A: Our W beams conform to CSA G40.20/G40.21, with stock grades 44W, 50W, 50WT, 65W and 65WT to match different project design demands.
Q2: How do 50W and 50WT steel grades differ?
A: The two grades share comparable yield strength, yet 50WT delivers superior low-temperature toughness and impact resistance, perfect for cold-region construction and high-stress structural works.
Q3: Is custom sizing available for W beams?
A: Absolutely. We tailor beam dimensions, cut lengths and surface finishes as per your drawings, and can arrange third-party inspection certificates on demand.
Q4: Do these CSA W beams meet standards for construction across Canada?
A: Definitely. Built to CSA G40.20/G40.21 regulations, our wide flange beams are a common structural choice for Canadian commercial buildings, bridge projects and industrial facilities.
ROYAL GROUP
Address
Kangsheng development industry zone,
Wuqing district, Tianjin city, China.
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