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About S355JR+N Steel Plates

S355JR+N Steel Plates are one of the most demanded structural steel grades, known for their superior strength, exceptional weldability, and reliable performance across a wide range of engineering and fabrication applications. Manufactured in accordance with EN 10025-2 standards, these plates are normalized to refine their grain structure, enhancing mechanical properties and toughness. The “JR” designation signifies that the material undergoes a Charpy V-notch impact test at +20°C, ensuring durability even under dynamic loading conditions. The “+N” condition improves grain uniformity and dimensional stability, making it ideal for demanding structural applications. Triton Alloys Inc. maintains a comprehensive stock of S355JR+N plates in varied thicknesses, lengths, and widths to meet both standard and custom project specifications. Each plate is supplied with EN 10204 3.1 Mill Test Certificates, ensuring traceability and compliance with international quality benchmarks.

S355JR+N Steel Plates Ready Stock Supplier in India

Triton Alloys Inc. is one of the leading suppliers, stockists, exporters and distributors of EN 10025-2 S355JR+N steel plates in Mumbai, India. We maintain ready stock of structural steel plates in multiple thicknesses, widths and custom cut sizes for construction, offshore, infrastructure, heavy fabrication and industrial projects worldwide.

S355JRN-Plates

Why Choose S355JR+N Plates from Triton Alloys Inc.?


1. Ready stock in multiple thicknesses and sizes.

2.EN 10204 3.1 certified plates with third-party inspection

3.Custom cutting, drilling, and plasma profiling services

4.Competitive pricing for bulk and project-based orders

5.Global shipping with efficient logistics support

Quick Answers About S355JR+N Steel Plates


Standard: EN 10025-2

Minimum Yield Strength: 355 MPa

Condition: Normalized (+N)

Impact Test: JR at +20°C

Weldability: Excellent

Applications: Structural, offshore, bridges, heavy fabrication

Available Documentation: EN 10204 3.1 / 3.2 MTC

S355JR+N Steel Plates Specifications

Item S355JR+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, S355JR+N Steel Plate
Technique hot rolled
Standard EN 10025-2:2004

S355JR+N Mechanical Properties | Yield/Tensile/Impact Values

Grade Thickness (mm) Min Yield (Mpa) Tensile (Mpa) Elongation (%) Min Impact Energy
S355JR+N 8mm-100mm 315-355 Mpa 450-630 Mpa 18-20% 20 27J
101mm-200mm 285-295 Mpa 450-600 Mpa 18% 20 27J
201mm-400mm 275 Mpa - 17% 20 27J

Key Applications of S355JR+N Steel Plates

  • ◇ Construction & Infrastructure Projects.

  • ◇ Offshore Platforms & Oil Rigs

  • ◇ Heavy Machinery & Engineering Equipment

  • ◇ Pressure Vessels and Boiler Components

  • ◇ Wind Tower and Renewable Energy Structures

S355JR+N Equivalent Grades | Global Standard Cross-Reference

EN 10025-2 Germany DIN 17100 UNI JIS BS
S355JR+N 1.0045 St 52.3 1.0570 Fe510D SS490/SM490A 50B

S355JR+N Plates Chemical Composition as per EN 10025-2

Grade C Mn Si P S N Cu CEV
S355JR+N 0.24 max. 1.6 max. 0.55 max. 0.04 max. 0.04 max. 0.012 max. 0.55 max. 0.47 max.

S355JR+N Steel Plate Price Per Metric Ton | Current Market Rates 2025

Product Price
S355JR+N High strength Steel Plate US $800-3000 / Metric Ton( FOB Price)
Hot Rolled S355JR+N steel Plates US $605-629 / Metric Ton( FOB Price)
S355JR+N Structural & Offshore Steel Plates US $800-4000 / Metric Ton( FOB Price)
S355JR+N Low Alloy High Strength Steel Plates US $500-800 / Metric Ton( FOB Price)
S355JR+N(1.0045) Steel Plates US $560-670 / Ton( FOB Price)
EN 10025-2 S355JR+N Plates US $540-900 / Ton( FOB Price)
S355JR+N Low Alloy Structural Steel Plates US $510-900 / Ton( FOB Price)

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.

People Also Ask About S355JR+N Steel Plates

S355JR+N steel plates are used for bridge construction, heavy engineering, industrial structures, offshore platforms, fabrication projects, cranes, mining equipment, and structural applications requiring high strength and excellent weldability.

S355JR+N is commonly considered comparable to ASTM A572 Grade 50 in terms of strength and structural applications, although exact chemical and mechanical properties may vary depending on project specifications and international standards.

The “+N” designation indicates that the steel plate is supplied in a normalized or normalized rolled condition to improve grain structure, toughness, dimensional stability, and mechanical performance.

Yes. S355JR+N steel plates offer excellent weldability and are suitable for MIG, TIG, submerged arc welding, and conventional fabrication processes used in structural and heavy engineering industries.

S355JR+N steel plates provide a minimum yield strength of 355 MPa for thicknesses up to 16mm according to EN 10025-2 specifications.

S355JR+N plates are commonly available from 6mm to 300mm thickness with custom widths, lengths, and cut-to-size processing options based on project requirements.

Yes. EN 10204 3.1 or 3.2 Mill Test Certificates are commonly supplied with S355JR+N steel plates for full traceability and international quality compliance.

Triton Alloys Inc. is a leading supplier and exporter of EN 10025-2 S355JR+N steel plates in India, offering ready stock, custom sizes, third-party inspection, and global shipping support.



Triton Alloys Inc. delivers S355 grade structural steel solutions including hollow sections (SHS & RHS), plates, round bars, and pipes engineered for strength and reliability. Widely used in construction, fabrication, and heavy engineering, our products meet the performance demands of modern industrial projects.