Introduction to Weathering Steel
Weathering Steel, also known as atmospheric corrosion-resistant steel, includes grades like A588, A242, S355J2W, and S235J0W, designed for outdoor use. It forms a protective rust layer, offering strong corrosion resistance and durability, making it ideal for exposed structures.
Weathering Steel has high tensile strength, good weldability, and toughness. Key benefits include reduced painting, lower maintenance costs, and a natural patina over time. Processing methods like hot rolling, controlled cooling, and surface treatments like shot blasting enhance its durability.
Weathering Steel is widely used in construction, bridges, sculptures, rail vehicles, and facades, where corrosion resistance and low upkeep are essential.
Benefits of Weathering Steel
Weathering Steel offers unique benefits, making it a preferred choice for exposed structures and long-term projects. Here’s why it stands out:
- Geringe Wartung: Forms a stable rust layer, reducing the need for painting or frequent upkeep.
- Kostengünstig: Cuts down on maintenance and repainting, saving costs over the structure’s lifespan.
- Korrosionsbeständigkeit: Withstands harsh outdoor environments, enhancing durability and structural integrity.
- Enhanced Aesthetic Appeal: Develops a natural patina that blends well in architectural designs.
- Hohe Festigkeit: Provides solid tensile strength suitable for heavy load-bearing applications.
- Umweltfreundlich: Less need for paint reduces chemical use, making it a sustainable choice.
- Versatile Application: Used in bridges, buildings, and public sculptures, fitting diverse project needs.
Types of Weathering Steel
Here are the main types of Weathering Steel, with popular grades and their advantages:
High-Strength Low-Alloy (HSLA) Weathering Steel
- Beliebte Noten: A588, A242
- Vorteile: High tensile strength, excellent corrosion resistance, suitable for structural applications in bridges and buildings.
Structural Weathering Steel
- Beliebte Noten: S235J0W, S355J2W
- Vorteile: Good weldability, stable patina for reduced maintenance, commonly used in architectural facades and public structures.
Carbon-Manganese Weathering Steel
- Beliebte Noten: JIS G3125 SPA-H, SPA-C
- Vorteile: Enhanced machinability, high impact resistance, ideal for rail cars and industrial applications needing high toughness.
These types offer flexibility for various applications while providing long-term durability and aesthetic appeal.
Shapes of Weathering Steel
- Platten: Used in bridges, building facades, and large structural surfaces.
- Blätter: Ideal for roofing, cladding, and decorative architectural panels.
- Bars: Commonly used in structural supports, railings, and framework.
- Rohre: Suitable for exposed piping systems and structural columns.
- Rohre: Applied in outdoor railings, supports, and framework elements.
- Winkel: Used in reinforcement for frames, corners, and edges.
- Kanäle: Ideal for structural beams, supports, and guiding tracks.
- Balken: Essential for load-bearing structures like bridges and large buildings.
Branchen und Anwendungen
Einige gängige Branchen und Anwendungen sind:
Architektur
Brückenbau
Transport
Energieinfrastruktur
Public Art Installations
Landwirtschaft
Marine Strukturen
Industrielle Ausrüstung
Weathering Steel Mechanical Properties
Weathering Steel is recognized for its exceptional mechanical properties, making it vital in engineering applications.
| Mechanische Eigenschaften | Weathering Steel (Metric) | Weathering Steel (Imperial) |
|---|---|---|
| Zugfestigkeit | 450 - 600 MPa | 65,267 - 87,022 psi |
| Streckgrenze | 315 - 460 MPa | 45,679 - 66,717 psi |
| Brinell-Härte | 130 - 180 HB | 130 - 180 HB |
| Rockwell-Härte | 70 - 85 HRB | 70 - 85 HRB |
| Vickers-Härte | 130 - 180 HV | 130 - 180 HV |
| Dehnung | 18% - 25% | 18% - 25% |
| Elastischer Modul | 210 GPa | 30.458 ksi |
Weathering Steel Specifications
| Sorten | Klasse | Spezifikationen (mm) | Standard | ||
| Dicke | Breite | Länge | |||
| Verwitternder Stahl | A242 | 6～100 | 900～4800 | 3000～25000 | ASTM A242/A242M |
| Verwitternder Stahl | A588 Gr.A/B/C/K | ASTM A588/A588M | |||
| Verwitternder Stahl | S235J0W/J2W | 6～150 | EN 10025-5 | ||
Verwandte Noten
Find More Weathering Steel Grades at SteelPRO Group!
A high-strength, low-alloy weathering steel designed for outdoor applications. It forms a protective rust layer that improves with exposure, reducing maintenance needs in structural applications like bridges and facades.
Known for excellent corrosion resistance and durability, A588 is ideal for heavy-duty outdoor structures. It combines strength with weldability, making it a popular choice for bridges, buildings, and industrial frameworks.
A versatile structural steel with moderate strength and good weldability, S235 is suitable for construction and engineering applications. Its weathering properties allow it to withstand outdoor environments with minimal upkeep.
Weathering Steels When & Where You Need It
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Can You Provide Bulk Pricing for Large Orders?
Yes, we offer tiered pricing based on order volume. Bulk orders benefit from competitive rates and additional discounts tailored to project requirements.
Is Custom Sizing Available for Weathering Steel Sheets and Plates?
We provide custom dimensions to meet project specifications, including precise cutting, bending, and finishing options.
What Surface Treatments Are Available to Enhance Durability?
Available treatments include shot blasting, primer coating, and anti-rust oiling, all designed to increase corrosion resistance and facilitate further processing.
How Does the Pricing of Weathering Steel Compare to Standard Structural Steel?
Weathering Steel typically has a higher initial cost due to its specialized composition, but it offers long-term savings in maintenance and durability, making it cost-effective over time.
Can Weathering Steel Be Shipped Internationally, and What Are the Packaging Standards?
Yes, we ship globally with secure, weather-resistant packaging that ensures safe transit. Packaging adheres to export standards to protect against corrosion and handling damage.
