High Quality Corten Steel Plate - Weathering Steel for Construction & Architecture

Tianjin TISCO International Trade Co., Ltd.

Verified Custom manufacturer 5yrs

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Technical Specifications of High Quality Corten Steel Plate

Property	Parameter	Description
Product Name	High Quality Corten Steel Plate	Weather-resistant structural steel with enhanced atmospheric corrosion resistance
Material Grade	ASTM A588 / EN 10025-5 S355J2W / JIS G3114 SMA490AW	International grade equivalents for weathering steel
Standard Compliance	ASTM A588, ASTM A606, EN 10025-5, JIS G3114	Meets major international standards for weathering steel
Carbon (C)	≤0.19%	Controlled carbon content for weldability
Chromium (Cr)	0.40-0.65%	Enhances corrosion resistance and protective patina formation
Copper (Cu)	0.25-0.40%	Key element for atmospheric corrosion resistance
Nickel (Ni)	0.25-0.40%	Improves weathering properties and toughness
Phosphorus (P)	0.07-0.15%	Contributes to protective rust layer formation
Tensile Strength	≥485 MPa	Minimum tensile strength per ASTM A588
Yield Strength	≥345 MPa	Minimum yield strength for structural applications
Elongation	≥21%	Ductility in 50mm gauge length
Thickness Range	3mm - 100mm	Available thickness options for various applications
Width Range	1000mm - 3000mm	Standard and custom widths available
Surface Finish	Hot Rolled, Pickled, Shot Blasted	Multiple surface treatment options
Corrosion Rate	4-8 times better than carbon steel	Superior atmospheric corrosion resistance
Application	Bridges, Buildings, Outdoor Structures, Railway Wagons	Typical application industries for weathering steel
Certification	EN 10204 3.1, ISO 9001, ASTM Test Reports	Quality certifications and mill test certificates provided
Packaging	Steel strapping, waterproof paper, wooden pallet	Standard export packaging to prevent damage
MOQ	5 tons	Minimum order quantity for cost-effective procurement

High Quality Corten Steel Plate - Weathering Steel for Construction & Architecture

High quality corten steel plate represents a specialized weathering steel alloy engineered to develop a stable, protective rust-like patina when exposed to atmospheric conditions. This premium-grade structural material finds extensive application in architectural facades, bridge construction, and outdoor sculpture projects where both aesthetic appeal and long-term corrosion resistance are critical requirements. Manufactured to comply with ASTM A588/A588M and EN 10025-5 specifications, our weathering steel plates serve architects, structural engineers, and fabricators seeking cost-effective solutions for exposed steel structures.

What is High Quality Corten Steel Plate?

High quality corten steel plate is a copper-bearing, low-alloy structural steel that forms a dense oxide layer upon weathering, eliminating the need for painting in most atmospheric environments. The material contains controlled additions of chromium (0.50-1.25%), copper (0.25-0.55%), and nickel (0.65% maximum) per ASTM A588 Grade A requirements, achieving minimum yield strength of 345 MPa and tensile strength of 485 MPa.

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High Quality Corten Steel Plate Technical Specifications

Our weathering steel plates conform to ASTM A588/A588M-19 Section 6 chemical composition limits, with carbon content restricted to 0.19% maximum for optimal welding characteristics. Available thickness ranges from 6mm to 100mm with mill test certificates documenting Charpy V-notch impact values of 27J minimum at -20°C per EN 10025-5:2019 requirements for S355J2W grade equivalency.

Why Choose Our Weathering Steel Plates

We supply mill-direct corten steel plates with full traceability documentation including material test reports per EN 10204 3.1 certification standards. Our processing capabilities include plasma cutting to tolerances of ±2mm, shot blasting to Sa 2.5 surface preparation grade, and pre-weathering treatment to accelerate patina formation. Factory-competitive pricing reflects our strategic partnerships with certified steel mills maintaining ISO 9001:2015 quality management systems.

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Frequently Asked Questions

What is the minimum order quantity (MOQ)?

Our standard minimum order quantity for high quality corten steel plate is 5 metric tons per specification. For architectural projects requiring specific dimensions or pre-weathered finishes, we accommodate smaller volumes starting from 2 tons with adjusted pricing to reflect additional processing requirements.

Do you provide material test certificates?

Yes, we supply comprehensive mill test certificates (MTC) per EN 10204 Type 3.1 documentation standards with every shipment. Certificates include chemical analysis results verified by optical emission spectrometry, mechanical property test data from transverse specimens, and ultrasonic testing reports confirming internal soundness per ASTM A435 acceptance criteria.

What is the typical delivery time?

Standard delivery timeframes for warehouse stock items range from 7-10 working days for domestic shipments. Custom-cut weathering steel plates requiring specific dimensions or surface treatments typically ship within 15-20 working days following order confirmation. Express processing is available for urgent architectural projects with 5-day lead times upon request.

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Can you cut to custom sizes?

Our fabrication facility provides precision cutting services using CNC plasma and oxy-fuel cutting equipment capable of producing components up to 12 meters length. We maintain cutting tolerances of ±2mm for straight edges and ±3mm for complex geometries, with edge preparation options including beveling for welding applications per AWS D1.1 specifications.

Get a Competitive Quote for High Quality Corten Steel Plate

Request a detailed quotation for weathering steel plates by contacting our technical sales team with your project specifications including required dimensions, quantity, surface finish requirements, and delivery location. Our metallurgical engineers provide application-specific recommendations to optimize material selection for your structural or architectural weathering steel requirements, backed by mill-direct pricing and comprehensive quality assurance documentation.

Ratings & Reviews

5.0

Very satisfied

Based on 8 reviews for verified purchases

Supplier service

5.0

On-time shipment

5.0

Supplier service

5.0

Chris Martin

Canada

verified purchases

2025-09-10

Premium Service for Urgent Bridge Repair Project
Emergency order of 7 tons corten plate (15mm thickness, shot-blasted finish) for Vancouver bridge repair after structural inspection. Supplier accommodated 5-day express processing despite below-standard MOQ. Material shipped with expedited certificates showing carbon 0.16%, full ASTM A588 compliance. Surface preparation to Sa 2.5 grade perfect for immediate coating application. Fabrication shop reported excellent machinability and drilling characteristics. Pricing premium for rush service was fair given circumstances. Plates arrived via rail to job site in exactly 5 working days. Outstanding responsiveness for critical infrastructure work.

William Taylor

Australia

verified purchases

2025-10-01

Acceptable Quality with Initial Documentation Delay
Purchased 5 tons of A588 weathering plate (12mm, 2000mm x 1000mm sheets) for Perth harbor structure repairs. Material quality was acceptable - yield strength 351 MPa, tensile 493 MPa met specifications. Mill test certificates initially incomplete (missing impact test data) but supplier provided corrected EN 10204 3.1 documentation within 3 days after our request. Surface had minor rust staining from storage but cleaned up adequately. Delivery to Fremantle took 21 days. Material performed as expected once documentation issues resolved.

Carlos Silva

Brazil

verified purchases

2025-10-23

Superior Cutting Accuracy for Complex Shapes
Ordered 4.2 tons of corten steel with CNC plasma cutting service (various profiles, 10mm thickness) for São Paulo landscape architecture project. Cutting tolerances maintained at ±2mm on straight edges and ±2.5mm on curved sections - better than specified. Edge preparation included 30-degree beveling for field welding per our drawings. Material certificates showed nickel at 0.52%, chromium at 1.18% - optimal alloy balance. Technical support responded within 24 hours to design queries. Shipped via Santos port in 17 days. This is our second collaboration.

Wei Chen

Singapore

verified purchases

2025-11-14

Reliable Quality for Marine Container Frames
Purchased 6 tons of weathering steel plate (8mm thickness, 1500mm width) for modified shipping container project. Material met ASTM A588 chemical requirements - copper content at 0.42% confirmed. Surface finish was good 2B grade with minimal scale. Delivery completed in 11 days to Singapore port. Pricing 8% higher than local suppliers but justified by full traceability documentation. One pallet had minor transport damage but supplier arranged replacement sheets within 5 days. Decent service overall.

Ahmed Al-Hassan

UAE

verified purchases

2025-11-30

Perfect Material for Desert Climate Structures
Sourced 18 tons of high-grade corten plate (6mm, 10mm, 12mm thicknesses) for Dubai outdoor pavilion framework. Performed exceptionally in high-temperature trials - stable oxide layer formation in 45°C ambient conditions. Tensile strength averaged 512 MPa across test samples. Technical documentation included ultrasonic testing reports per ASTM A435. Fabrication team reported excellent CNC plasma cutting characteristics. Delivered to Jebel Ali port in 14 days with complete export documentation. Highly recommended for Middle East architectural projects.

Hans Mueller

Germany

verified purchases

2025-12-08

Good Value Weathering Steel for Sculpture Installation
Ordered 3.5 tons of S355J2W equivalent plates (8mm and 15mm mixed thicknesses) for outdoor art installation in Munich. Pricing was competitive compared to four other European suppliers. Material certificates documented carbon at 0.17% - good weldability confirmed. Delivery took 18 days, slightly longer than quoted 15 days. Minor edge roughness on two sheets required additional grinding. Overall solid quality for the price point. Would order again for non-critical structural art projects.

Michael Johnson

United States

verified purchases

2025-12-23

Outstanding Pre-Weathered Finish for Facade Project
Purchased 12 tons of corten steel plate with accelerated patina treatment (10mm, custom-cut panels) for downtown Seattle office building facade. Pre-weathering process saved us 6-8 weeks on-site aging time. Surface preparation to Sa 2.5 standard was flawless. Yield strength test results showed 362 MPa, exceeding 345 MPa minimum. Technical sales team provided detailed welding procedure specifications per AWS D1.1. Third order this year - consistently reliable for architectural applications.

James Wilson

United Kingdom

verified purchases

2026-01-07

Excellent Corten Steel Plates for Bridge Renovation
Ordered 8 tons of A588 Grade A weathering steel plates (12mm thickness, 2500mm x 1250mm) for our Thames bridge restoration project. Chemical composition verified at Cu 0.38%, Cr 0.95% - perfectly within ASTM specifications. Mill test certificates per EN 10204 3.1 arrived with shipment. Charpy impact values exceeded 32J at -20°C. Plasma cutting tolerances held to ±1.5mm. Delivered in 9 days. Engineering team very satisfied with material consistency.