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Gangsteel, a globally recognized leader in manufacturing and exporting structural steel plates, supplies high-quality EN 10025-2 S355JR steel plates, tailored for construction, bridges, and heavy machinery applications in industries such as infrastructure, shipbuilding, and offshore engineering.
BS EN 10025-2 is the British version of the European standard for hot-rolled structural steels, with S355JR offering superior strength, weldability, and impact resistance at +20°C.
This article provides a comprehensive overview of bs en 10025-2 s355jr structural steel plates, including chemical composition, mechanical properties, applications, and benefits, offering valuable insights for engineers, fabricators, and procurement specialists.
DIN EN 10025-2 specifies the technical delivery conditions for flat and long products of hot-rolled non-alloy structural steels. The standard covers grades like EN 10025-2 S235JR steel, EN 10025-2 S235J0, EN 10025-2 S235J2 steel, EN 10025-2 S275JR, EN 10025-2 S275J0 steel, EN 10025-2 S275J2 steel, EN 10025-2 S355JR steel, EN 10025-2 S355J2 steel, EN 10025-2 S355K2 steel, EN 10025-2 S355JR+N, EN 10025-2 S355J0, and EN 10025-2 S450J0 steel. Among these, en 10025-2 s355jr stands out for its fine grain structure, improved machinability, and impact resistance at +20°C, making it suitable for structural components exposed to dynamic loads.
Gangsteel produces en 10025-2 s355jr plates in compliance with DIN EN 10025-2, ensuring traceability and quality certification for global projects. For related grades, explore EN 10025 S355J2G3 material steel plates and EN 10025 S355J2 N material, or refer to the BS EN 10025-2 material grade overview.
The chemical composition of en 10025-2 s355jr is tightly controlled to achieve optimal mechanical properties while maintaining weldability and formability. The table below outlines the typical composition per DIN EN 10025-2:
Element |
Composition (% by weight) |
Carbon (C) |
0.24 max |
Manganese (Mn) |
1.60 max |
Phosphorus (P) |
0.035 max |
Sulfur (S) |
0.035 max |
Silicon (Si) |
0.55 max |
Copper (Cu) |
0.55 max |
Nitrogen (N) |
0.012 max |
Iron (Fe) |
Balance |
Key Notes:
Gangsteel’s en 10025-2 s355jr plates undergo stringent chemical analysis to meet DIN EN 10025-2 requirements, with options for additional testing such as ultrasonic inspection.
En 10025-2 s355jr offers excellent mechanical properties, making it versatile for structural engineering. The table below summarizes its key properties per DIN EN 10025-2 (for plates up to 16 mm thickness):
Property |
Value |
Yield Strength (min) |
355 MPa |
Tensile Strength |
470–630 MPa |
Elongation (min, 200 mm) |
20% |
Impact Toughness (Charpy V-notch) |
27 J at +20°C |
Hardness (HB, typical) |
150–200 HB |
Highlights:
Compared to lower grades like EN 10025-2 S275JR (yield 275 MPa) or EN 10025-2 S235JR (yield 235 MPa), en 10025-2 s355jr offers higher strength, allowing for thinner plates and weight savings in designs.
Thickness tolerance for en 10025-2 s355jr is governed by EN 10029, which specifies tolerances for hot-rolled plates 3 mm thick or above. For S355JR (non-alloy structural steel with ReH ≥ 360 N/mm²), the default is Class A, unless otherwise specified. The table below summarizes EN 10029 Class A thickness tolerances:
Nominal Thickness t (mm) |
Tolerance (mm) Upper/Lower |
t ≤ 3 |
±0.3 |
3 < t ≤ 5 |
±0.4 |
5 < t ≤ 8 |
±0.5 |
8 < t ≤ 15 |
±0.6 |
15 < t ≤ 25 |
±0.8 |
25 < t ≤ 40 |
±1.0 |
40 < t ≤ 80 |
±1.2 |
80 < t ≤ 100 |
±1.4 |
100 < t ≤ 150 |
±1.8 |
150 < t ≤ 200 |
±2.2 |
200 < t ≤ 250 |
±2.6 |
Key Notes:
These tolerances ensure dimensional accuracy for structural applications, reducing fabrication issues.
En 10025-2 s355jr has several equivalent materials in international standards, allowing for global sourcing and substitution. The table below details equivalent grades by country/standard:
Country/Standard |
Equivalent Grade |
Notes |
USA (ASTM) |
A572 Grade 50 |
Similar strength and weldability |
Germany (DIN) |
ST52-3 |
Comparable toughness at +20°C |
Japan (JIS) |
SM490A |
Equivalent for structural use |
China (GB) |
Q345B |
Matches yield strength and impact |
France (AFNOR) |
E36-2 |
Similar properties for construction |
ISO |
FE510B |
General structural equivalent |
UK (BS) |
50B |
Comparable for offshore applications |
Key Notes:
For more on equivalents, refer to Gangsteel’s BS EN 10025-2 material grade guide.
En 10025-2 s355jr stands out in the EN 10025-2 family for its balanced properties, offering several benefits:
En 10025-2 s355jr exhibits excellent weldability due to its low carbon equivalent, compatible with standard processes like SMAW, GTAW, and SAW. Key considerations:
Gangsteel supplies en 10025-2 s355jr in normalized conditions, enhancing grain refinement for improved fabrication performance.
En 10025-2 s355jr is versatile and widely used in:
Gangsteel’s en 10025-2 s355jr plates are available in thicknesses from 6–300 mm, with options for cut-to-size and cladding for specialized applications.
en 10025-2 s355jr Why Choose Gangsteel?
Gangsteel is a global leader in supplying DIN EN 10025-2 S355JR plates, offering:
En 10025-2 s355jr offers exceptional strength, weldability, and toughness, making it ideal for construction, offshore, and heavy machinery applications. Gangsteel’s high-quality S355JR plates ensure reliability and compliance with EN 10025-2 standards. For equivalent standards, explore our BS EN 10025-2 material grade guide.
S355JR is tested for impact toughness at +20°C, while S355J0 is tested at 0°C, making S355J0 better for slightly colder environments.
S355JR is equivalent to ASTM A572 Grade 50, with similar strength and weldability.
The typical Brinell hardness (HB) of S355JR is 150–200 HB, depending on thickness and heat treatment.
S355JR is used in construction, bridges, offshore platforms, and heavy machinery due to its high strength and toughness at +20°C.
S355JR has a maximum carbon content of 0.24%, manganese up to 1.60%, and low phosphorus/sulfur levels for enhanced toughness, as detailed in the composition table above.
S355JR has a minimum yield strength of 355 MPa, tensile strength of 470–630 MPa, and impact toughness of 27 J at +20°C, as summarized in the properties table.
No, S355JR is a high-strength low-alloy (HSLA) structural steel with a yield strength of 355 MPa, higher than mild steel grades like S235 (235 MPa).
S355JR is tested for impact toughness at +20°C, while S355J2 is tested at -20°C, making S355J2 better for colder applications.
Gangsteel offers a wide range of production capabilities for en 10025-2 s355jr. The table below summarizes the available specifications:
Specification |
Details |
Thickness |
6 mm–300 mm (common: 6–100 mm) |
Width |
1500 mm–4000 mm (common: 2000 mm, 2500 mm) |
Length |
6000 mm–18000 mm (customizable) |
Condition |
Hot-rolled, Normalized |
Certifications |
EN 10025-2, EN 10204 3.1/3.2, CE Marking |
Additional Testing |
Ultrasonic Testing (UT), Charpy V-notch Impact Test at +20°C, HIC (optional) |
Surface Finish |
Natural, Painted, Shot-blasted |
Production Capacity |
Up to 5000 tons/month |
Customization |
Cut-to-size, Beveling, Cladding (optional) |
Key Notes:
Long-Tail Keywords
EN 10025-2 S355JR properties, S355JR structural steel plates, DIN EN 10025-2 S355JR equivalent, S355JR weldability, EN 10025-2 S355JR applications
Gangsteel, a globally recognized leader in manufacturing and exporting structural steel plates, supplies premiu
BS EN 10025-2 is the British version of the European standard for hot-rolled structural steels, with S355JR off
BS EN 10025-2 is the British version of the European standard for hot-rolled structural steels, with S355J2 off
Gangsteel produces en 10025-2 s355k2 plates in compliance with DIN EN 10025-2, ensuring traceability and qualit