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EN 10025-2 S355J2 H Beam Wide Flange Structural Steel for Bridge & Infrastructure Construction
S355J2 H-beams are low-alloy, high-strength, non-alloy structural steels, strictly adhering to European standard EN 10025-2. Their unique "H"-shaped cross-section design gives them significantly superior bending resistance, stability, and ease of construction compared to traditional I-beams, making them a core material for modern large-scale buildings, bridges, and infrastructure construction.
S355: Minimum yield strength of 355 MPa.
J2: Impact energy of at -20°C not less than 27 J.
Cross-section: Wide flange design provides excellent section modulus.
| Item | Detailed Description |
| Standard | EN 10025-2:2004 |
| Material Grade | S355J2 / S355JR / S355JO |
| Product Types | HEA (IPBL), HEB (IPB), HEM (IPBV), W-Beam (ASTM) |
| Length | 6m, 9m, 12m, or customized as per requirements |
| Surface Treatment | Bare, Shot Blasted (Sa 2.5), Pre-painted, Hot Dip Galvanized (HDG) |
| Processing Services | Precision Cutting, Drilling, Welding, Bending, Marking |
Technical Data
EN 10025 S355J2 H-Shaped Steel Beam Yield & Tensile Strength
| Thickness (t) | Min Yield Strength (Re H) | Tensile Strength (Rm) |
| t ≤ 16mm | 355 MPa | 470 - 630 MPa |
| 16mm < t ≤ 40mm | 345 MPa | 470 - 630 MPa |
| 40mm < t ≤ 63mm | 335 MPa | 470 - 630 MPa |
EN 10025 S355J2 Structural Steel Beam Elongation (Min %)
| Thickness (t) | Elongation (L0=5.65 √S0) |
| 3mm ≤ t ≤ 40mm | 22% |
| 40mm < t ≤ 63mm | 21% |
| Designation | G Kg/m | h mm | b mm | tw mm | tf mm | r mm | A mm² x10² | hi mm | d mm | Ø | Pmin mm | Pmax mm | AL m²/m | AG m²/t |
| HE 100 AA* | 12,2 | 91 | 100 | 4,2 | 5,5 | 12 | 15,6 | 80 | 56 | M10 | 54 | 58 | 0,553 | 45,17 |
| HE 100 A | 16,7 | 96 | 100 | 5 | 8 | 12 | 21,2 | 80 | 56 | M10 | 54 | 58 | 0,561 | 36,68 |
| HE 100 B | 20,4 | 100 | 100 | 6 | 10 | 12 | 26,0 | 80 | 56 | M10 | 56 | 58 | 0,567 | 27,76 |
| HE 100 C* | 30,9 | 110 | 103 | 9 | 15 | 12 | 39,3 | 80 | 56 | M10 | 59 | 61 | 0,593 | 19,23 |
| HE 100 M | 41,8 | 120 | 106 | 12 | 20 | 12 | 53,2 | 80 | 56 | M10 | 62 | 64 | 0,619 | 14,82 |
| HE 120 AA* | 14,6 | 109 | 120 | 4,2 | 5,5 | 12 | 18,6 | 98 | 74 | M12 | 58 | 68 | 0,669 | 45,94 |
| HE 120 A | 19,9 | 114 | 120 | 5 | 8 | 12 | 25,3 | 98 | 74 | M12 | 58 | 68 | 0,677 | 34,06 |
| HE 120 B | 26,7 | 120 | 120 | 6,5 | 11 | 12 | 34,0 | 98 | 74 | M12 | 60 | 68 | 0,686 | 25,71 |
| HE 120 C* | 39,2 | 130 | 123 | 9,5 | 16 | 12 | 49,9 | 98 | 74 | M12 | 63 | 72 | 0,712 | 18,19 |
| HE 120 M | 52,1 | 140 | 126 | 12,5 | 21 | 12 | 66,4 | 98 | 74 | M12 | 66 | 74 | 0,738 | 14,16 |
| HE 140 AA* | 18,1 | 128 | 140 | 4,3 | 6 | 12 | 23,0 | 116 | 92 | M16 | 64 | 76 | 0,787 | 43,53 |
| HE 140 A | 24,7 | 133 | 140 | 5,5 | 8,5 | 12 | 31,4 | 116 | 92 | M16 | 64 | 76 | 0,794 | 32,21 |
| HE 140 B | 33,7 | 140 | 140 | 7 | 12 | 12 | 43,0 | 116 | 92 | M16 | 66 | 76 | 0,805 | 23,88 |
| HE 140 C* | 48,2 | 150 | 143 | 10 | 17 | 12 | 61,5 | 116 | 92 | M16 | 69 | 79 | 0,831 | 17,22 |
| HE 140 M | 63,2 | 160 | 146 | 13 | 22 | 12 | 80,6 | 116 | 92 | M16 | 72 | 82 | 0,857 | 13,56 |
| HE 160 AA* | 23,8 | 148 | 160 | 4,5 | 7 | 15 | 30,4 | 134 | 104 | M20 | 76 | 84 | 0,901 | 37,81 |
| HE 160 A | 30,4 | 152 | 160 | 6 | 9 | 15 | 38,8 | 134 | 104 | M20 | 78 | 84 | 0,906 | 29,78 |
| HE 160 B | 42,6 | 160 | 160 | 8 | 13 | 15 | 54,3 | 134 | 104 | M20 | 80 | 84 | 0,918 | 21,56 |
| HE 160 C* | 59,2 | 170 | 163 | 11 | 18 | 15 | 75,4 | 134 | 104 | M20 | 84 | 88 | 0,944 | 15,95 |
| HE 160 M | 76,2 | 180 | 166 | 14 | 23 | 15 | 97,1 | 134 | 104 | M20 | 86 | 90 | 0,970 | 12,74 |
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Superior Load-Bearing Performance
The wide-flange structure delivers a higher moment of inertia, enabling greater load-carrying capacity while reducing material weight. This effectively lowers total structural project costs.
Outstanding Weldability & Machinability
With strictly controlled carbon equivalent value (CEV), the product supports reliable on-site welding with minimal risk of cracking, making it highly suitable for complex structural joints and connections.
Excellent Low-Temperature Toughness
Certified to meet J2 impact requirements, it maintains stable structural performance even in cold and freezing environments, effectively avoiding brittle fracture failures.
Enhanced Construction Efficiency
Uniform, standardized dimensions allow for smooth, precise bolted assembly, greatly simplifying installation and significantly shortening overall project construction schedules.
| Section Size (H × B) mm | Web Thickness (t1) mm | Flange Thickness (t2) mm | Weight (kg/m) | Typical Application |
| 100 × 100 | 4.5 – 6.5 | 6 – 10 | 17 – 22 | Light–medium steel frames |
| 150 × 150 | 5.5 – 8.0 | 7 – 12 | 32 – 40 | Residential & commercial structures |
| 200 × 200 | 6.5 – 10 | 8 – 14 | 52 – 66 | Industrial workshops |
| 250 × 250 | 8 – 12 | 10 – 16 | 75 – 95 | Warehouses, heavy framing |
| 300 × 300 | 9 – 14 | 11 – 18 | 100 – 125 | Large-span buildings |
| 400 × 400 | 14 – 24 | 16 – 30 | 160 – 220 | Bridges & heavy infrastructure |
Certification Support
Full Mill Test Certificates (MTC) are provided in strict compliance with EN 10204 3.1 or 3.2 standards, ensuring complete material traceability and quality assurance.
Third-Party Inspection
We support independent inspections conducted by internationally recognized agencies including SGS, Bureau Veritas (BV), Intertek, and other qualified bodies, covering both mechanical properties and chemical composition testing.
Logistics Solutions
We offer flexible and reliable shipping options, including bulk carriers and standard 40ft GP/OT containers, to ensure safe, intact delivery of materials to any destination port worldwide.
S355J2 H-beams are widely used in high-safety, critical engineering projects across multiple sectors.
Bridge Engineering
They serve as primary load-bearing girders in cross-sea bridges, urban viaducts and elevated road systems.
Infrastructure Construction
Applied in large-span public buildings including airport terminals, railway stations, stadiums and large public venues.
Industrial Construction
Commonly used in high-rise steel structures, multi-storey industrial workshops, warehouses and mining support structures.
Energy & Offshore Engineering
Widely applied in offshore platform foundations, wind turbine support structures and power transmission towers.
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
Our H-beams are bundled securely with heavy-duty steel strapping, with each bundle sized to suit standard port lifting and handling. All bundles are wrapped in waterproof tarpaulin and fitted with desiccant bags to prevent rust and moisture damage during long-distance shipping. Larger sections receive an extra coat of anti-rust oil for enhanced protection.
Each bundle is clearly labeled with grade, size, batch number and test certificate details for easy identification. We can also adjust packaging to suit container loading or flatbed transportation based on your delivery needs.
We work closely with major shipping lines including MSK, MSC and COSCO to ensure stable and on-time delivery. Stock products ship within 7–15 days, while bulk production orders generally arrive in 15–30 days. Full quality control is carried out throughout packaging and loading to keep goods intact until they reach your designated port.
1.What does S355J2 stand for?
S355 means minimum yield strength 355MPa. J2 ensures excellent toughness at -20℃, making it ideal for high-safety, low-temperature structural projects.
2.What standards and certifications do you provide?
All our S355J2 H-beams comply with EN 10025-3 and EN 10034. We provide full EN 10204 3.1/3.2 Mill Test Certificates (MTC) and support third-party inspections by SGS, BV, Intertek and other global agencies.
3.Can you support customized sizes and projects?
Yes. We offer customized section sizes, lengths, and cutting services to match your bridge, steel structure, warehouse or offshore project requirements.
4.What logistics and delivery services do you provide?
We provide safe, flexible shipping via bulk carriers or 40ft GP/OT containers, with professional bundling and loading to ensure intact delivery to any port worldwide.
5.What after-sales support do you offer?
We provide full technical support, complete quality documentation, on-time delivery, and long-term stable supply for large-scale projects and repeat orders.
Contact Details
Address
Kangsheng development industry zone,
Wuqing district, Tianjin city, China.
Phone
Hours
Monday-Sunday: 24-hour Service











