What is the details of EN10025-2 S355J2 H Beam steel

Jan 20, 2026

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S355J2 H Beam steel is a low-alloy structural steel compliant with the EN10025-2 standard. As the most commonly exported high-strength steel for construction.

S355J2 H Beam steel

EN10025-2 S355J2 H Beam offers a higher yield strength of 355 MPa compared to other structural steels like S275 and S235, making it an excellent choice for critical components and major structural elements.

 

This steel is widely applied in steel fabrication workshops, structural platforms, prefabricated steel houses, roofing structures, frame components, walkways and flooring, and steel bridges.

 

Chemical Composition (%)

 

Carbon (C): 0.20–0.22

Silicon (Si): ≤0.55

Manganese (Mn): ≤1.60

Phosphorus (P): ≤0.025

Sulfur (S): ≤0.025

Copper (Cu): ≤0.55

 

Mechanical Properties

 

Yield Strength (MPa): 275–355

Tensile Strength (MPa): 450–680

Elongation (%): 17

 

Packaging & Delivery

 

Packed in bundles

Delivery time: 7–15 days after deposit

Condition: Annealed + tempered / QT (Quenched & Tempered)

Payment Terms: T/T, L/C

 

Additional Services

 

Heat treatment

Surface pretreatment

Welding

Bending

Turning & milling

Drilling

Cutting (plasma, laser, waterjet)

 

S355J2 H Beam steel is a core product of BBN Steel. Our company is committed to providing high-quality steel at competitive prices. For inquiries or orders of EN10025-2 S355J2 H Beam steel, please contact us directly.

 

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What material is S355J2?

S355J2 is a medium tensile, low carbon manganese steel which is readily weldable and possess good impact resistance (also in sub-zero temperatures). This material is commonly supplied in the untreated or normalized condition.

 

What is the equivalent material of S355J2?

The equivalent of S355J2 EN 10025-2 is ASTM A572 Grade 50, DIN ST52-3, JIS SM490YA, and GB Q355D, with similar high strength and low-temperature toughness for structural use. Gangsteel's high-quality plates ensure compliance for your projects. For more, explore our BS EN 10025-2 material grade guide.

 

What is the difference between S355JR and S355J2?

S355JR steel has a minimum impact strength of 27 J under 20-degree temperature conditions while the second type of steel, S355J2+N has the same impact strength but with a temperature of -20 degrees.

 

What is the ASTM equivalent of S355J2?

The ASTM equivalent of S355J2 is A572 Grade 50, with similar high strength and low-temperature toughness for structural use. Gangsteel's high-quality plates ensure compliance for your projects. For more, explore our BS EN 10025-2 material grade guide.

 

What is the yield strength of S355J2 steel?

Grade S355J2 has a minimum yield strength of 355 MPa.