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Offshore & Structural Steel Plate Grade S355

Offshore & Structural Steel Plate Grade S355

S355 steel plate is a high-strength, low-alloy steel widely used in structural and offshore construction projects. Brown McFarlane is a leading supplier of S355 steel plates, offering a comprehensive selection of grades and thicknesses to meet your specific requirements.

High Strength-to-Weight Ratio: S355 steel’s excellent strength allows for efficient designs in weight-critical structures like bridges and buildings. This can optimise material usage and potentially reduce overall project costs.
Weldability: S355 steel’s weldability simplifies fabrication processes and ensures strong, reliable connections between structural components.
Versatility: With various grades available, S355 steel caters to a wide range of structural project requirements.

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Why Choose Brown McFarlane?

Backed by over 100 years of experience, Brown McFarlane have the expertise and knowledge of these products to provide dedicated support to our customers. Why not put us to the test? Please contact us with your technical questions and your buying enquiries.

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S355 Steel for Offshore Constructions

S355 steel is a popular choice for offshore applications due to its strength, weldability and ability to withstand harsh marine environments. Brown McFarlane offers S355 steel plates suitable for offshore use, including normalised, quenched and tempered grades. Our plates can be supplied with certifications from major classification societies like ABS, Lloyd’s Register, and DNV.

The range includes grades and specifications:

EN 10025 S355 J2+N, EN 10025 S355 K2+N, C/W -40 Degrees IMPACT TEST, EN10204 3.2 Lloyds.
EN 10225 S355 G8+N, EN 10225 S355 G10+N, THROUGH THICKNESS TESTED Z35 (at 25mm and above) EN10204 3.2 Lloyds.

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More information

Structural Steel Plate – Grade S355

In addition, plates to EN 10025 S355K2+N are available from stock with restricted chemistry and low CEV for jobs where basic high yield structural steel will not be good enough to meet your client’s material specifications.
Offshore Steel Plate – Grade S355

Our S355 steel for offshore use is supplied as rolled, normalised, and quenched and tempered condition as applicable.

Brown McFarlane carries a wide range of structural and offshore steel plate to satisfy offshore contractors and steel fabricators in a full range of plate sizes up to 20m long and 4m wide in the thickness range 3mm to 200mm.
Offshore & Structural Steel Plate.

From the most basic structural grade through to highly specialised project related specifications, steel is available shot blasted and primed from stock and can be cut to size.

In addition plates to EN 10025 S355K2+N are available from stock with restricted chemistry and low CEV for jobs where basic high yield structural steel will not be good enough to meet your client’s material specifications.

Applications

Bridges
Machinery parts
Mechanical engineering
Oilfield fabrications
Plate girders
Secondary Structures/Seafastenings
Storage tanks

Offshore Wind Foundations
Floating Structures
Traditional Offshore Jackets & Piles
Subsea structures
Calm Bouys
Bridges & Stadia nodes etc.

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Specifications

Technical features

Size range

Specifications

BS EN 10025
S235, S275, S355, S420, S460, S690, S890, S960
BS EN 10225
S355, S420, S460, S500
API 2H Gr50, API 2W 50/60, API 2Y 50/60. API 2H 50
ASME/ASTM SA 572 Gr 50

Technical features

• Certification is available to all the major classification societies such as ABS,Lloyds, D.N.V, B.V etc
• Normalised, fully killed, fine grain, vacuum degassed
• Sulphur content restricted to 0.005% maximum
• Impact tested
• Through thickness tested
• Ultrasonically tested

Size range

Thicknesses: 3mm – 340mm
Widths: 2m, 2.5m, 3m, 3.5m, 4m.
Lengths: up to 20m