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About S355K2+N Steel Plates
S355K2+N Plates are a premium-grade structural steel product conforming to EN 10025-2 standards. Designed for excellent strength, toughness, and weldability, this grade is specially normalized (+N) to improve grain structure and enhance mechanical properties, particularly at sub-zero temperatures down to -20°C. These plates are available in a wide range of thicknesses from 6mm to 150mm and can be custom cut to your required dimensions. Manufactured using top-quality raw materials and advanced production processes, S355K2+N steel plates exhibit outstanding resistance to brittle fracture, excellent load-bearing capacity, and reliable weldability. Widely used in demanding sectors like offshore platforms, shipbuilding, oil & gas refineries, pressure vessels, and large infrastructure projects, these plates ensure superior performance in tough operational conditions.
Why Choose Triton Alloys Inc. for S355K2+N Steel Plates?
1. EN 10025-2 Certified Quality with Complete Traceability
- ◇ All S355K2+N plates supplied by Triton Alloys Inc. are manufactured in compliance with EN 10025-2 standards and supplied with EN 10204 3.1 Mill Test Certificates (MTC), ensuring full material traceability, chemical accuracy, and mechanical property verification for critical structural applications.
2. Ready Stock Available in Mumbai for Immediate Dispatch
- ◇ We maintain ready stock of S355K2+N steel plates in multiple thicknesses, widths, and lengths ranging from 6mm to 150mm, enabling fast deliveries across Mumbai, Navi Mumbai, India, and international export markets.
3. Custom Cutting, Profiling & Project-Based Supply
- ◇ Triton Alloys Inc. offers value-added processing services including plasma cutting, flame cutting, shearing, edge preparation, and custom cut-to-size plate solutions tailored for EPC contractors, offshore fabricators, and heavy engineering projects.
4. Competitive S355K2+N Plate Prices for Bulk Orders
- ◇ We provide highly competitive S355K2+N plate prices per kg and per metric ton for bulk procurement requirements, helping contractors, fabricators, and infrastructure companies optimize project costs without compromising quality.
5. Trusted Exporter Serving Global Industrial Projects
- ◇ As a trusted exporter and supplier of structural steel plates, Triton Alloys Inc. serves clients across India, the Middle East, Europe, Africa, and Southeast Asia with reliable logistics support and timely shipment execution.
6. Technical Support for Offshore & Heavy Engineering Applications
- ◇ Our experienced technical team assists customers with plate selection, welding recommendations, fabrication guidance, and compliance support for offshore structures, pressure vessels, bridges, shipbuilding, and industrial infrastructure projects.
Industries Using S355K2+N Steel Plates
S355K2+N structural steel plates are widely used across industries requiring high impact toughness, excellent weldability, and reliable load-bearing performance in low-temperature environments.
- ◇ Offshore Oil & Gas Platforms
- ◇ Wind Energy & Renewable Power Structures
- ◇ Pressure Vessel & Boiler Manufacturing
- ◇ Heavy Fabrication & Industrial Machinery
- ◇ Shipbuilding & Marine Engineering
- ◇ Structural Bridges & Flyover Construction
- ◇ Mining & Material Handling Equipment
- ◇ EPC & Infrastructure Projects
Specifications of S355K2+N Steel Plates (EN 10025-2 Grade)
| Item | S355K2+N - Offshore & Structural Steel Plate |
|---|---|
| Thickness | 5mm-150mm |
| Width | 1000mm-4500mm |
| Length | 3000mm-18000mm or as custom’s request |
| Material | En 10025-2 Steel Plate, S355K2+N Steel Plate |
| Technique | hot rolled |
| Standard | EN 10025-2:2004 |
Mechanical Properties of S355K2+N Plates
| Nominal thk (mm) | to 3 | 3–100 | 100–150 | 150–250 | 250–400 | |||
| Tensile strength (MPa) | 510-680 | 470-630 | 450-600 | 450-600 | 450-600 | |||
| Nominal thk (mm) | to 16 | 16–40 | 40–63 | 63–80 | 80–100 | 100–150 | 150–200 | 200–250 |
| Minimum yield strength (MPa) | 355 | 345 | 335 | 325 | 315 | 295 | 285 | 275 |
| Nominal thk (mm) | to 1 | 1 – 1.5 | 1.5 – 2 | 2 – 2.5 | 2.5 – 3 | |||
| A – Min. elongation Lo = 80 mm (%) parallel, | 14 | 15 | 16 | 17 | 18 |
Applications of S355K2+N Steel Plates
- ◇ Offshore platforms and jack-up rigs
- ◇ Heavy engineering and lifting equipment
- ◇ Industrial boilers and pressure vessels
- ◇Power plant and renewable energy structures
- ◇ Structural bridges and highway infrastructure
Thanks to its excellent impact toughness at sub-zero temperatures, weldability, and high strength, S355K2+N plates serve critical applications such as:
S355K2+N Equivalent Grades & International Standards
| EN 10025-2 | Steel Number | DIN 17100 | BS | JIS |
| S355K2+N | 1.0596 | ST52-3N | 50EE | G3106 SM490 |
S355K2+N Chemical Composition | Alloy Element Analysis
| Grade | C | Si | Mn | P | S | Cu | CEV |
| S355K2+N | 0.22 max. | 0.55 max. | 1.6 max. | 0.03 max. | 0.03 max. | 0.55 max. | 0.47 max. |
India, Saudi Arabia, Bangladesh, United States, United Arab Emirates, Canada, Angola, Argentina, Austria, Azerbaijan, Pakistan, Peru, Chile, Spain, France, United Kingdom, Indonesia, Israel, Iran, Kuwait, Mexico, Malaysia, Nigeria, Serbia, Singapore, Taiwan, Venezuela, Ecuador, Netherlands, Brazil, Colombia, Ghana, Denmark, Poland, Australia, Afghanistan, Bahrain, Costa Rica, Egypt, Iraq, Jordan, South Korea, Kazakhstan, Sri Lanka, Lithuania, Norway, Oman, Philippines, Qatar, Russia, Vietnam, South Africa, Turkey, Hungary, Algeria, Belarus, Belgium, Bhutan, Bolivia, Bulgaria, Croatia, Czech Republic, Estonia, Finland, Greece, Italy, Japan, Libya, Romania, Thailand, Trinidad & Tobago, Tunisia, Ukraine, Yemen, Hong Kong, Gabon, China, Portugal, Switzerland, New Zealand, Sweden, Slovakia, Kenya, Lebanon, Morocco, Mongolia.
Mumbai, Thane, Navi Mumbai, Pune, Pimpri-Chinchwad, Vadodara, Kolkata, Gurgaon, Ahmedabad, New Delhi, Bengaluru, Chennai, Surat, Bhopal, Ulsan, Faridabad, Houston, Dubai, Seoul, Hyderabad, Singapore, Abu Dhabi, Tehran, Calgary, Noida, Riyadh, London, Coimbatore, Jakarta, Istanbul, Bangkok, Kuwait City, Sharjah, Muscat, Edmonton, Busan, Mexico City, Doha, Jeddah, Aberdeen, Cairo, Geoje-si, Perth, Santiago, Chandigarh, Indore, Kuala Lumpur, Rio de Janeiro, Dammam, Melbourne, Madrid, La Victoria, Bogota, Lahore, Los Angeles, Algiers, Chiyoda, Ankara, Ho Chi Minh City, Toronto, Hong Kong, Rajkot, Brisbane, Petaling Jaya, Ernakulam, Secunderabad, Gimhae-si, Al Jubail, Port-of-Spain, Thiruvananthapuram, Milan, Atyrau, Lagos, Hanoi, Howrah, Sydney, Ahvaz, Karachi, New York, Caracas, Vung Tau, Al Khobar, Manama, Montreal, Granada, Courbevoie, Visakhapatnam, Ludhiana, Moscow, Dallas, Haryana, Colombo.
Frequently Asked Questions about S355K2+N Plates
S355K2+N plates offer superior impact toughness at lower temperatures compared to S355J2+N plates, making them more suitable for offshore structures, cold climate applications, and critical load-bearing fabrication projects.
Yes. S355K2+N steel plates are widely used in offshore platforms, marine structures, and shipbuilding projects due to their excellent toughness, weldability, and resistance to brittle fracture under harsh operating conditions.
Yes. Triton Alloys Inc. supplies S355K2+N plates with EN 10204 3.1 Mill Test Certificates and can also provide third-party inspection reports upon request.
S355K2+N plates are commonly available in thicknesses ranging from 6mm to 150mm with custom width, length, plasma cutting, and profiling options available for project requirements.
In India, S355K2+N steel plates are widely purchased by infrastructure companies, EPC contractors, offshore fabricators, heavy engineering firms, renewable energy projects, and pressure vessel manufacturers.
