Download the Latest I beam Specifications and Dimensions.
ASTM A36 / A992 / A992M / A572 Gr 50 Structural Steel I-Beams
| Material Standard | ASTM A36/A992/A992M/A572 Gr 50 | Surface Finish | Hot-dip galvanizing, paint, etc. Customizable |
| Dimensions | W8×21 to W24×104 (inches) | Length | Stock for 6 m & 12 m, Customized Length |
| Dimensional Tolerance | Conforms to GB/T 11263 or ASTM A6 | Quality Certification | ISO 9001, SGS/BV Third-Party Inspection Report |
| Yield Strength | A992: YS ≥ 345 MPa (50 ksi), TS ≥ 450 MPa (65 ksi), A36: YS ≥ 250 MPa (36 ksi), TS ≥ 420 MPa, A572 Gr.50: YS ≥ 345 MPa, suitable for heavy structures |
Applications | Industrial plants, warehouses, commercial buildings, residential buildings, bridges |
Technical Data
Steel I Beam Chemical Composition
| ASTM A36 / A992 / A572 Gr 50 | |||
| Steel I Beam Chemical Composition | |||
| Element | ASTM A36 | ASTM A992 / A992M | ASTM A572 Gr 50 |
| Carbon (C) | 0.25–0.29% | ≤ 0.23% | ≤ 0.23% |
| Manganese (Mn) | 0.80–1.20% | 0.50–1.50% | 0.80–1.35% |
| Phosphorus (P) | ≤ 0.040% | ≤ 0.035% | ≤ 0.040% |
| Sulfur (S) | ≤ 0.050% | ≤ 0.045% | ≤ 0.050% |
| Silicon (Si) | ≤ 0.40% | 0.40–0.75% | 0.15–0.40% |
| Copper (Cu) | 0.20% min (if Cu-bearing) | — | — |
| Vanadium (V) | — | Micro-alloy allowed | ≤ 0.06% |
| Columbium (Nb) | — | Micro-alloy allowed | ≤ 0.05% |
| Titanium (Ti) | — | — | ≤ 0.15% |
| CE (Carbon Equivalent) | — | ≤ 0.45% | — |
ASTM A36 Wide Flange H-beam Sizes - W Beam
|
Designation |
Dimensions | Static Parameters | |||||||
| Moment of Inertia | Section Modulus | ||||||||
|
Imperial (in x lb/ft) |
Depthh (in) | Widthw (in) | Web Thicknesss (in) | Sectional Area(in2) | Weight(lb/ft) | Ix(in4) | Iy(in4) | Wx(in3) | Wy(in3) |
|
W 27 x 178 |
27.8 | 14.09 | 0.725 | 52.3 | 178 | 6990 | 555 | 502 | 78.8 |
|
W 27 x 161 |
27.6 | 14.02 | 0.660 | 47.4 | 161 | 6280 | 497 | 455 |
70.9 |
|
W 27 x 146 |
27.4 | 14 | 0.605 | 42.9 | 146 | 5630 | 443 | 411 |
63.5 |
| W 27 x 114 | 27.3 | 10.07 | 0.570 | 33.5 | 114 | 4090 | 159 | 299 |
31.5 |
| W 27 x 102 | 27.1 | 10.02 | 0.515 | 30.0 | 102 | 3620 | 139 | 267 | 27.8 |
| W 27 x 94 | 26.9 | 10 | 0.490 | 27.7 | 94 | 3270 | 124 | 243 | 24.8 |
| W 27 x 84 | 26.7 | 9.96 | 0.460 | 24.8 | 84 | 2850 | 106 | 213 | 21.2 |
| W 24 x 162 | 25 | 13 | 0.705 | 47.7 | 162 | 5170 | 443 | 414 | 68.4 |
| W 24 x 146 | 24.7 | 12.9 | 0.650 | 43.0 | 146 | 4580 | 391 | 371 | 60.5 |
| W 24 x 131 | 24.5 | 12.9 | 0.605 | 38.5 | 131 | 4020 | 340 | 329 | 53.0 |
| W 24 x 117 | 24.3 | 12.8 | 0.55 | 34.4 | 117 | 3540 | 297 | 291 | 46.5 |
| W 24 x 104 | 24.1 | 12.75 | 0.500 | 30.6 | 104 | 3100 | 259 | 258 | 40.7 |
| W 24 x 94 | 24.1 | 9.07 | 0.515 | 27.7 | 94 | 2700 | 109 | 222 | 24.0 |
| W 24 x 84 | 24.1 | 9.02 | 0.470 | 24.7 | 84 | 2370 | 94.4 | 196 | 20.9 |
| W 24 x 76 | 23.9 | 9 | 0.440 | 22.4 | 76 | 2100 | 82.5 | 176 | 18.4 |
| W 24 x 68 | 23.7 | 8.97 | 0.415 | 20.1 | 68 | 1830 | 70.4 | 154 | 15.7 |
| W 24 x 62 | 23.7 | 7.04 | 0.430 | 18.2 | 62 | 1550 | 34.5 | 131 | 9.8 |
| W 24 x 55 | 23.6 | 7.01 | 0.395 | 16.2 | 55 | 1350 | 29.1 | 114 | 8.3 |
| W 21 x 147 | 22.1 | 12.51 | 0.720 | 43.2 | 147 | 3630 | 376 | 329 | 60.1 |
| W 21 x 132 | 21.8 | 12.44 | 0.650 | 38.8 | 132 | 3220 | 333 | 295 | 53.5 |
| W 21 x 122 | 21.7 | 12.39 | 0.600 | 35.9 | 122 | 2960 | 305 | 273 | 49.2 |
| W 21 x 111 | 21.5 | 12.34 | 0.550 | 32.7 | 111 | 2670 | 274 | 249 | 44.5 |
| W 21 x 101 | 21.4 | 12.29 | 0.500 | 29.8 | 101 | 2420 | 248 | 227 | 40.3 |
| W 21 x 93 | 21.6 | 8.42 | 0.580 | 27.3 | 93 | 2070 | 92.9 | 192 | 22.1 |
| W 21 x 83 | 21.4 | 8.36 | 0.515 | 24.3 | 83 | 1830 | 81.4 | 171 | 19.5 |
| W 21 x 73 | 21.2 | 8.3 | 0.455 | 21.5 | 73 | 1600 | 70.6 | 151 | 17.0 |
| W 21 x 68 | 21.1 | 8.27 | 0.430 | 20.0 | 68 | 1480 | 64.7 | 140 | 15.7 |
| W 21 x 62 | 21 | 8.24 | 0.400 | 18.3 | 62 | 1330 | 57.5 | 127 | 13.9 |
| W 21 x 57 | 21.1 | 6.56 | 0.405 | 16.7 | 57 | 1170 | 30.6 | 111 | 9.4 |
| W 21 x 50 | 20.8 | 6.53 | 0.380 | 14.7 | 50 | 984 | 24.9 | 94.5 | 7.6 |
| W 21 x 44 | 20.7 | 6.5 | 0.350 | 13.0 | 44 | 843 | 20.7 | 81.6 |
6.4 |
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ASTM A36 – Versatile and Affordable Structural Steel
Suitable for most general building and manufacturing projects where approximate strength is known and cost-effectiveness is a priority.
Recommended Applications: Low- to mid-rise building structural members; secondary beams and floor systems; curtain walls and window walls; warehouses and workshops…; general welded and machined components; machine bases and stressed system frames; non-critical bridge components.
Why Choose A36?
✔ Weldability: Good/Excellent
✔ Good Machinability
✔ Economical choice for typical structural requirements
A992/A992M – Modern Construction Industry Steel Profile Standard
Structural profiles designed specifically for building construction. Perfect for high-performance projects.
Recommended Applications:
High-rise building beams and columns
Large-span structural systems
Heavy industrial plants
Bridge main beams and longitudinal beams
Airports, subway stations, and large infrastructure projects
Earthquake-resistant building systems
Why Choose A992?
✔ Yield strength higher than A36
✔ Optimized for wide flange (WF) sections
✔ Better performance in seismic zones
✔ A992 is more widely used in North American building codes
ASTM A572 - A High-Strength, Lightweight Solution
Designed for applications requiring a higher strength-to-weight ratio.
Recommended Applications:
Road and Rail Bridges
Long-Span Steel Framing Structures
High-Strength, Lightweight Building Framing
Port, Dock, and Marine Engineering
Heavy Machinery Support Systems
Wind, Solar, and Sustainable Energy Systems
Why Choose A572?
✔ Excellent Strength-to-Weight Ratio
✔ Lower Material and Transportation Costs
✔ Performs Excellently Under Harsh Conditions
✔ Suitable for Infrastructure and Heavy-Duty Applications
1) Branch Office - Spanish-speaking support, customs clearance assistance, etc.
2) Over 5,000 tons of stock in stock, with a wide variety of sizes
3) Inspected by authoritative organizations such as CCIC, SGS, BV, and TUV, with standard seaworthy packaging
I-beams, as a crucial steel material for building and industrial structures, require careful packaging and transportation to ensure product quality and safety. Proper packaging and transportation not only prevent surface damage but also improve logistics efficiency and reduce transportation risks.
I. Packaging Methods
Strapping Packaging:
Use steel straps or nylon straps to bundle the I-beams according to specifications and lengths for easy loading, unloading, and handling.
Wooden Pallets/Dummy Boards:
Place wooden pallets or dummies under the bundled I-beams to prevent direct contact with the ground, thus preventing scratches or moisture corrosion.
Protective Measures:
Add corner protectors or plastic protective sleeves to vulnerable areas (such as edges and end faces);
Use waterproof film or plastic film to cover the steel to prevent rain and moisture from causing rust.
II. Transportation Methods
Land Transportation:
Suitable for short-distance or domestic transportation, generally using flatbed trucks or low-sided vehicles.
Ensure secure bundling to prevent slipping or tipping during transportation.
Rail Transport:
Suitable for long-distance, large-volume transport; strong load-bearing capacity and high transport stability.
Must be loaded according to rail transport specifications, securely fixed, and equipped with protective dunnage.
Sea Transport:
Used for export or cross-border transport; can be transported via container or bulk carriers.
H-beams typically need to be bundled, covered with waterproof tarpaulins, and secured inside the ship's hold to prevent displacement.
III. Precautions
Avoid impacts or friction during loading and unloading to prevent damage to the steel surface;
For long-distance transport, regularly inspect the bundling straps and securing devices to ensure transport safety;
For H-beams transported in special environments (such as coastal areas or humid regions), strengthen rust prevention measures.
Stable cooperation with shipping companies such as MSK, MSC, COSCO efficiently logistics service chain, logistics service chain are we to your satisfaction.
We follow the standards of quality management system ISO9001 in all procedure, and have strict control from packaging material purchase to transport vehicle scheduling.
Q: What standards do your H beam steel comply with for Central American markets?
A: Our products meet ASTM A36, A572 Grade 50 standards, which are widely accepted in Central America. We can also provide products compliant with local standards such as Mexico's NOM.
Q: How long is the delivery time to Panama?
A: The sea freight from Tianjin Port to Colon Free Trade Zone takes about 28-32 days, and the total delivery time (including production and customs clearance) is 45-60 days. We also offer expedited shipping options.
Q: Do you provide customs clearance assistance?
A: Yes, we cooperate with professional customs brokers in Central America to help customers handle customs declaration, tax payment and other procedures, ensuring smooth delivery.
Contact Details
Address
Kangsheng development industry zone,
Wuqing district, Tianjin city, China.
Phone
Hours
Monday-Sunday: 24-hour Service










