S355J2WP Steel Plate - Weathering Structural Steel for Construction & Engineering

Tianjin TISCO International Trade Co., Ltd.

Verified Custom manufacturer · 5 yrs ·

China

Customizable Rock-bottom price

$755 1-49 ton Base price

$720 50-99 ton 4.6% off

$705 ≥100 ton 6.6% off

Price validity: subject to market conditions

Supplier's customization ability

Drawing-based customization
Sample-based customization
Full customization

Quantity

Minimum order quantity: 1 ton

Shipping total: To be negotiated

Subtotal of goods US$ 755.00

Start order request

Payment and delivery

Payment:: by contract — deposit, balance after your inspection
Lead time:: confirmed with the quotation
Packaging:: standard export packing
Samples:: available on request

Product details

Technical Specifications of S355J2WP Steel Plate

Property	Parameter	Description
Product Name	S355J2WP Steel Plate	Weathering steel plate with improved atmospheric corrosion resistance
Material Grade	S355J2WP / EN 10025-5 / Corten B	International grade equivalents
Standard Compliance	EN 10025-5, ASTM A588, JIS G3114	Meets major international weathering steel standards
Carbon (C)	≤0.16%	Low carbon content for weldability
Manganese (Mn)	0.50-1.50%	Enhances strength and hardenability
Phosphorus (P)	0.06-0.15%	Controlled for protective patina formation
Sulfur (S)	≤0.035%	Low sulfur for improved ductility
Silicon (Si)	≤0.50%	Deoxidizer and strengthener
Chromium (Cr)	0.40-0.80%	Improves corrosion resistance
Copper (Cu)	0.25-0.55%	Key element for weathering properties
Nickel (Ni)	≤0.65%	Enhances atmospheric corrosion resistance
Tensile Strength	470-630 MPa	Minimum tensile strength per EN 10025-5
Yield Strength	≥345 MPa	Minimum yield strength for ≤16mm thickness
Elongation	≥20%	Ductility in 50mm gauge length
Thickness Range	3mm - 150mm	Available thickness options
Width Range	1000mm - 3000mm	Standard and custom widths
Surface Finish	Hot rolled, pickled, shot blasted	Multiple surface treatment options
Corrosion Resistance	4-8 times better than carbon steel	Forms protective rust patina in atmospheric conditions
Application	Bridges, containers, architectural structures, railway vehicles	Outdoor structures exposed to atmospheric corrosion
Certification	EN 10204 3.1, ISO 9001, CE marking	Quality certifications provided
Packaging	Steel strapping, waterproof paper, wooden pallet	Standard export packaging
MOQ	5 tons	Minimum order quantity

S355J2WP Steel Plate - Weathering Structural Steel for Construction & Engineering

S355J2WP steel plate represents a premium-grade weathering structural steel specifically engineered for construction and engineering applications requiring enhanced atmospheric corrosion resistance. This European standard material combines superior mechanical strength with self-protecting rust layer formation, making it the preferred choice for outdoor structures, bridges, and architectural facades where long-term durability without protective coatings is essential. Manufactured to EN 10025-5 specifications, S355J2WP serves critical roles in infrastructure projects across Europe, North America, and Asia-Pacific regions.

What is S355J2WP Steel Plate?

S355J2WP is a low-alloy structural steel with improved atmospheric corrosion resistance through copper, chromium, and nickel alloying elements. The designation indicates a minimum yield strength of 355 MPa, impact testing at -20°C (J2), and weathering properties (W) with phosphorus control (P). This material develops a protective oxide layer that significantly reduces corrosion rates compared to conventional carbon steels.

S355J2WP Steel Plate Technical Specifications

Chemical composition per EN 10025-5:2019 includes carbon content maximum 0.16%, manganese 0.50-1.50%, phosphorus maximum 0.035%, sulfur maximum 0.030%, copper 0.25-0.55%, chromium 0.40-0.80%, and nickel maximum 0.65%. Mechanical properties guarantee minimum yield strength of 355 MPa for plates up to 16mm thickness, tensile strength range 470-630 MPa, and minimum elongation of 20% at room temperature with Charpy V-notch impact energy of 27J at -20°C.

Key Advantages of S355J2WP Weathering Steel

This weathering structural steel finds extensive application in bridge construction, railway infrastructure, transmission towers, and architectural cladding systems. The self-protecting rust patina eliminates painting requirements, reducing lifecycle maintenance costs by 40-60% compared to painted carbon steel alternatives. Superior weld performance enables fabrication of complex structures while maintaining atmospheric corrosion resistance at welded joints. Cost-effective pricing combined with extended service life delivers exceptional value for outdoor structural applications.

S355J2WP steel plate supplier

Manufacturing and Quality Control

Our S355J2WP steel plates are produced through controlled rolling processes at certified European steel mills complying with ISO 9001:2015 quality management systems. Each production batch undergoes rigorous testing including spectroscopic chemical analysis, tensile testing per EN ISO 6892-1, Charpy impact testing per EN ISO 148-1, and ultrasonic examination per EN 10160 when specified. Mill test certificates 3.1 or 3.2 per EN 10204 accompany all deliveries, documenting full traceability and compliance verification.

S355J2WP steel plate manufacturer

Frequently Asked Questions

What is the minimum order quantity (MOQ)?

Our standard minimum order quantity for S355J2WP steel plate is 5 metric tons per specification. For customized thickness or dimensions, MOQ may be adjusted to 10 tons depending on mill scheduling. We maintain ready stock of common sizes 6mm-50mm thickness in 2000x6000mm and 2500x12000mm formats for immediate shipment.

Do you provide material test certificates?

Yes, we provide comprehensive mill test certificates (MTC) 3.1 per EN 10204 as standard documentation. Certificates include heat number traceability, complete chemical composition analysis, mechanical property test results, impact test data at -20°C, and dimensional inspection reports. Third-party inspection by SGS, TÜV, or Lloyd's Register can be arranged upon request.

What is the typical delivery time?

For stock dimensions of S355J2WP steel plate, delivery time ranges from 7-14 days to major European ports and 21-28 days for international shipments. Custom-rolled plates require 45-60 days production lead time plus transportation. Expedited processing is available for urgent projects with premium scheduling fees.

S355J2WP steel plate China

Can you cut to custom sizes?

We offer comprehensive value-added processing including precision plasma cutting, oxy-fuel cutting, laser cutting, beveling, drilling, and surface shot blasting. Custom cutting tolerances meet EN 10029 Class A standards. Complex shapes and contoured edges can be produced from CAD drawings with dimensional accuracy ±2mm for plasma cutting and ±0.5mm for laser cutting operations.

Get a Competitive Quote for S355J2WP Steel Plate

Request your factory-direct pricing for S355J2WP weathering steel plate today. Our technical sales team provides expert material selection guidance, custom processing solutions, and logistics coordination for projects worldwide. Contact us with your specifications including thickness, dimensions, quantity, delivery location, and required certifications for a detailed quotation within 24 hours. We support both spot purchases and annual supply agreements with volume-based pricing advantages.

Ratings & Reviews

4.5

Based on 8 reviews

5 5

4 2

3 1

2 0

1 0

Chris Martin

Canada

2025-09-27

Premium S355J2WP for Repeat Orders

This is our fourth order of S355J2WP weathering steel plates totaling 65 tons over 14 months for various infrastructure projects across Alberta. Consistent quality with yield strength averaging 362-371 MPa across all batches. Impact testing always exceeds minimum 27J requirement at -20°C, typically achieving 32-38J. Their stock availability of common sizes (6mm-50mm) enables quick turnaround for our clients. Value-added services including beveling and drilling meet tight tolerances. Annual supply agreement provides 9% volume discount. Excellent long-term partnership for weathering steel requirements.

Wei Chen

Singapore

2025-10-13

Acceptable Quality with Documentation Delays

Ordered 8 tons of S355J2WP weathering steel (10mm thickness) for resale to local fabricators. Material quality met EN 10025-5 specifications with carbon at 0.14% and manganese at 1.28%. Mechanical properties tested satisfactory. However, mill test certificates 3.1 arrived 5 days after material delivery, causing customs clearance delays. Supplier eventually provided scanned copies within 24 hours after our complaint. Plates had acceptable surface quality. Issue was resolved professionally but initial communication could be improved. Material itself performs well in equatorial climate applications.

Carlos Silva

Brazil

2025-10-28

Outstanding Service for Urgent Bridge Project

Needed 10 tons of S355J2WP plates (12mm thickness, 2000x6000mm) urgently for bridge repair in São Paulo. Supplier arranged expedited production and delivered in 19 days instead of standard 45-day lead time. Material fully compliant with EN 10025-5:2019, with complete dimensional inspection reports showing thickness tolerance within ±0.3mm. Their technical team provided Portuguese-language fabrication guidelines and corrosion rate projections for our tropical climate. Shot blasting service to SA 2.5 standard was excellent. Premium for expedited service was reasonable at 12% surcharge.