S460N 1.8901 Specifications

S460N 1.8901 Specifications

At Gangsteel, we’re thrilled to present the detailed specifications of S460N / 1.8901, a high-strength, low-alloy structural steel under EN 10025-3, engineered for robust performance in demanding structural applications. Known for its fine-grain structure, exceptional strength, and weldability, S460N / 1.8901 is a top choice for bridges, cranes, and building frameworks in moderate climates.

As part of the en 10025 3 normalized steel plate family, S460N / 1.8901 delivers a minimum yield strength of 460 MPa and -20°C toughness. Gangsteel explores its specifications, chemical composition, mechanical properties, and applications, comparing it to grades like en 10025 3 s420n normalized structural steel plate and en 10025 3 s355n normalized structural steel plate. For more details, visit our en 10025 3 s460n normalized structural steel plate page.

What is S460N / 1.8901?

S460N / 1.8901 is a high-strength structural steel under EN 10025-3, with a minimum yield strength of 460 MPa for plates up to 16 mm thick. Its designation breaks down as:

• S: Structural steel.
• 460: Minimum yield strength in MPa.
• N: Normalized or normalized rolled, tested for impact toughness at -20°C.
• 1.8901: Material number per EN 10025-3.

The normalization process refines the grain structure, enhancing S460N / 1.8901 specifications for strength, toughness, and weldability, ideal for moderate climates. Compared to en 10025 3 s355n normalized structural steel plate, S460N / 1.8901 offers higher strength for heavier structural demands.

Chemical Composition of S460N / 1.8901

Gangsteel ensures S460N / 1.8901 meets EN 10025-3 chemical composition standards for optimal performance:

Key Elements:

• Low Carbon: 0.20% max ensures clean welds and toughness.
• Manganese: 1.00-1.70% boosts strength for heavy structures.
• Aluminum & Niobium: Refine grains for toughness, a core S460N / 1.8901 specification.
• Low Sulfur & Phosphorus: Minimize inclusions for superior weld quality.

The Carbon Equivalent (CEV) is capped at 0.48% for plates up to 63 mm, calculated as CEV = C + Mn/6 + (Cr + Mo + V)/5 + (Ni + Cu)/15, ensuring weldability, similar to en 10025 3 s420n normalized structural steel plate.

Mechanical Properties of S460N / 1.8901

Gangsteel guarantees S460N / 1.8901 specifications deliver top performance for high-strength applications:

• Yield Strength: Starts at 460 MPa for thin plates, ideal for heavy loads in structures like cranes.
• Tensile Strength: 540-720 MPa ensures durability under high tensile forces.
• Elongation: ≥17% supports complex structural designs.
• Impact Toughness: ≥27 J at -20°C ensures reliability in moderate climates, outperforming en 10025 3 s355n normalized structural steel plate.
• Hardness: Typically 170-210 HB (Brinell), balancing machinability and durability.

Delivery Conditions and Specifications

Gangsteel provides S460N / 1.8901 with specifications outlined in EN 10025-3:

• Standard: EN 10025-3:2019.
• Condition: Normalized or normalized rolled for consistent microstructure.
• Thickness Range: 6–200 mm, with custom options up to 250 mm.
• Widths: 2000, 2500, or 3000 mm.
• Lengths: Up to 12,000 mm.
• Surface: Hot-rolled, with optional priming for corrosion protection.
• Certifications: EN 10204 3.1/3.2 certificates, ultrasonic testing (UT) per EN 10160, and approvals from ABS, LR, BV, or DNV.
• Z-Quality: Optional Z15, Z25, or Z35 per EN 10164 for through-thickness properties, reducing lamellar tearing risk, similar to en 10025 3 s275n normalized structural steel plate.
• Tolerances: Per EN 10029 for precision.

Welding and Heat Treatment

S460N / 1.8901 specifications ensure excellent weldability with a low CEV (≤0.48%):

• Welding: Compatible with GMAW and SAW per EN 1011-2. Preheating (100-150°C) for plates >20 mm; post-weld heat treatment (PWHT) at 550-650°C optional.
• Consumables: ER70S-6 for GMAW, EM12K flux with EH14 wire for SAW.
• Weld Quality: Matches en 10025 3 s460n normalized structural steel plate for reliable, high-strength joints.

Applications Leveraging S460N / 1.8901 Specifications

Gangsteel supplies S460N / 1.8901 for projects that rely on its specifications:

• Bridges: Load-bearing components like girders and beams in moderate climates, leveraging 460 MPa yield strength.
• Cranes: High-strength structural parts for heavy lifting, benefiting from 540-720 MPa tensile strength.
• Building Frameworks: Robust columns and trusses in temperate regions, supported by ≥17% elongation for complex designs.
• Heavy Machinery: Durable components like chassis in industrial equipment, relying on -20°C toughness.

For colder climates requiring -50°C toughness, consider en 10025 3 s460nl normalized structural steel plate.

Why Choose Gangsteel?

Gangsteel is your trusted source for S460N / 1.8901:

• Inventory: Extensive stock in China for rapid delivery.
• Sizes: Thicknesses from 6–200 mm, widths up to 3000 mm, lengths up to 12,000 mm.
• Delivery: Ships globally in 7-30 days.
• Certifications: EN 10204 3.1/3.2, UT testing (EN 10160), and ABS/LR/BV/DNV approvals.
• Processing: Cutting, welding, and bending tailored to your project needs.

Contact us for en 10025 3 s460n normalized structural steel plate.

FAQ

What are S460N / 1.8901 specifications?
S460N / 1.8901 specifications include a yield strength of ≥460 MPa, tensile strength of 540-720 MPa, ≥17% elongation, and ≥27 J impact toughness at -20°C, per EN 10025-3.

How do S460N / 1.8901 specifications perform in moderate climates?
S460N / 1.8901 specifications, with ≥27 J impact toughness at -20°C, ensure reliability for bridges and cranes in temperate environments.

Is S460N / 1.8901 weldable per its specifications?
Yes, S460N / 1.8901 specifications include a CEV ≤0.48%, enabling easy welding with GMAW or SAW and preheating (100-150°C for >20 mm) for strong joints.

What applications use S460N / 1.8901 specifications?
S460N / 1.8901 specifications support bridges, cranes, building frameworks, and heavy machinery in moderate climates, leveraging high strength.

How do S460N / 1.8901 specifications compare to S355N?
S460N / 1.8901 specifications include higher yield strength (460 MPa vs 355 MPa) than S355N, with similar -20°C toughness, for more demanding projects.

What certifications support S460N / 1.8901 specifications?
Gangsteel provides S460N / 1.8901 with EN 10204 3.1/3.2, UT testing (EN 10160), and ABS/LR/BV/DNV approvals for global compliance.