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ASTM A36 IPE/IPN Beam | I Beam China Supplier | Structural Steel Beam
| Property | Specification / Details |
|---|---|
| Material Standard | ASTM A36 (general structural) |
| Yield Strength | ≥250 MPa (36 ksi); Tensile Strength ≥420 MPa |
| Dimensions | W8×21 to W24×104 (inches) |
| Length | Stock: 6 m & 12 m; Customized lengths available |
| Dimensional Tolerance | Conforms to GB/T 11263 or ASTM A6 |
| Quality Certification | EN 10204 3.1; SGS/BV third-party testing (tensile & bending) |
| Surface Finish | Hot-dip galvanizing, paint, etc.; customizable |
| Applications | Buildings, bridges, industrial structures, marine & transportation |
| Property / Element | Value |
|---|---|
| C (Carbon) | ≤ 0.25% |
| Mn (Manganese) | 0.80–1.20% |
| P (Phosphorus) | ≤ 0.04% |
| S (Sulfur) | ≤ 0.05% |
| Si (Silicon) | ≤ 0.40% |
| Yield Strength | 250 MPa |
| Tensile Strength | 400–550 MPa |
| Elongation | 20% |
| Size | Weight (kg/m) | H (mm) | B (mm) | T (mm) |
|---|---|---|---|---|
| I 100 × 68 | 11.26 | 100 | 68 | 4.5 |
| I 120 × 74 | 13.99 | 120 | 74 | 5.0 |
| I 126 × 74 | 14.22 | 126 | 74 | 5.0 |
| I 140 × 80 | 16.89 | 140 | 80 | 5.5 |
| I 160 × 88 | 20.52 | 160 | 88 | 3.0 |
| I 180 × 94 | 24.14 | 180 | 94 | 6.5 |
| I 200 × 100 | 27.93 | 200 | 100 | 7.0 |
| I 200 × 100 | 31.07 | 200 | 100 | 9.0 |
| I 200 × 100 | 33.07 | 200 | 100 | 7.5 |
| I 220 × 110 | 36.53 | 220 | 110 | 9.5 |
| I 240 × 116 | 37.48 | 240 | 116 | 8.0 |
| I 240 × 118 | 41.25 | 240 | 118 | 10.0 |
| I 250 × 116 | 38.11 | 250 | 116 | 8.0 |
| I 250 × 118 | 42.03 | 250 | 118 | 10.0 |
| I 270 × 122 | 42.83 | 270 | 122 | 8.5 |
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| Parameter | Typical Range | ASTM A6/A6M Tolerance | Simplified Notes |
|---|---|---|---|
| Depth (H) | 100–600 mm (4"–24") | ±3 mm (±1/8") | Within nominal size limits |
| Flange Width (B) | 100–250 mm (4"–10") | ±3 mm (±1/8") | Consistent width for load stability |
| Web Thickness (tₙ) | 4–13 mm | ±10% or ±1 mm (greater value) | Influences shear strength |
| Flange Thickness (t_f) | 6–20 mm | ±10% or ±1 mm (greater value) | Key factor for bending capacity |
| Length (L) | 6–12 m standard; up to 18 m custom | +50 / 0 mm | No negative tolerance |
| Straightness | — | L / 1000 | Limits beam camber |
| Flange Squareness | — | ≤4% of flange width | Ensures fit and alignment |
| Twist | — | ≤4 mm/m | Controls torsional deviation |
Hot Rolled Black:Standard state
Hot-dip galvanizing: ≥85μm (compliant with ASTM A123), salt spray test ≥500h
Coating: Liquid paint was evenly sprayed onto the surface of the steel beam using a pneumatic spray gun.
| Category | Options | Description | MOQ | Lead Time | Inspection |
|---|---|---|---|---|---|
| Dimension | H, B, tₙ, t_f, L | Standard or custom sizes | 20 tons | 7–15 days | Dimensions, length tolerance |
| Surface | Black, blasting, oil, paint/epoxy, galvanizing | Corrosion protection | 20 tons | 10–20 days | Surface condition, coating thickness |
| Processing | Drilling, cutting, beveling, welding, prefabrication | Fabrication per drawings | 20 tons | 15–30 days | Drawing & welding check |
| Marking & Packing | Custom marking, bundling, end protection, waterproof | Export-ready | 20 tons | 3–7 days | Packing integrity & marking |
Building Structures: Beams and columns in skyscrapers, factories, warehouses, and bridges, providing primary load-bearing support.
Bridge Engineering: Main or secondary beams of vehicular and pedestrian bridges.
Heavy Equipment and Industrial Support: Support structures for large machinery and industrial platforms.
Structural Strengthening: Strengthening or modifying existing structures to improve their load-bearing capacity and bending strength.
1) Branch Office - Support in Spanish, help with customs procedures, etc.
2) About 5,000 tons of stock in stock, with a wide variety of sizes
3)Reviewed by authoritative agencies such as CCIC, SGS, BV, and TUV.
Our I-Beams are securely packaged and protected for the transport: steel strapped, supported by wooden blocks and equipped with protective end caps. Anti-rust is done for ocean or long haul shipping. We provide versatile shipping services such as port to port, truck transport and project logistics. You can expect to receive your I Beam from stock within 7-15 days, customized sizes are also welcomed. For the American market, a ASTM I-Beam is generally shipped by container with steel strapping, end protection and anti-rust coating for secure and clean delivery.
Q: What are the specifications of your I-Beams for Central America?
A: Our I-beams are standard ASTM A36 & A572 Grade 50 that salable at CentralAmerica. We can also provide goods conforming to local standard for instance Mexico NOM.
Q: How long is the delivery time to Panama?
A: Sea freight from Tianjin Port to Colon Free Trade Zone takes 28~32 days. The total time for production and delivery is 45 to 60 days. We can arrange urgent shipments.
Q: Can you help us with customs clearance?
A: Yes, our professional brokers working everywhere handle customs declaration, taxes, and all paperwork to make sure it deliver seamlessly.
Q: What are the packing methods of I-Beams?
A: Beams are strapped with steel straps, protected with wooden blocks and end caps, and covered coated oiled, painted or film wrapped for shipping by sea.

















