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A606 | Weathering Steel

A606 | Weathering Steel

A606 is an HSLA steel that meets ASTM A588 and ASTM A242 standards. Its prominent feature is its high resistance to atmospheric corrosion and aesthetic appeal. It is ideal for outdoor applications like bridges, buildings, and sculptures. It includes two main subgrades: A606-4 and A606-3, with A606-4 being the most commonly used due to its superior resistance.

SteelPro Group is a leading supplier of A606 weathering steel, specializing in custom sizes and high corrosion resistance.

Description

What is A606?

A606 is also known as COR-TEN steel, primarily composed of copper, chromium, nickel, and phosphorus. It is available in plates, sheets, and coils, processed by hot or cold rolling. A606 is classified into two subgrades: A606-4, which has higher resistance to atmospheric corrosion, and A606-3, often used in less severe environments.

Why Choose A606 Steel?

A606 weathering steel offers a balanced combination of corrosion resistance, strength, and workability, making it ideal for a wide range of outdoor applications. Compared to other weathering steels, A606-4 is more resistant to corrosion, especially in environments with frequent moisture exposure, while A606-3 provides a cost-effective solution for less harsh conditions. For projects requiring superior mechanical properties and resistance in extreme environments, A588 or A709 steels are better choices.

Choose us for A606 weathering steel with reliable corrosion resistance, fast delivery, and custom sizes. Our typical plate thickness ranges from 6 mm to 100 mm. Our material meets ASTM A588 and A242 standards, ensuring quality and cost-effective solutions for long-lasting projects.

Product Specification

Category Details
Quality Standard ASTM A588, ASTM A242, EN 10025-5
Certifications ISO 9001, ISO 14001, BV, SGS, RoHS, ASTM A606, ASTM A242
Thickness 6-100mm
Width 900-4800mm
Length 3000-25000mm
Weight Depends on length and width
Outer diameter (OD) Pipes: 22 mm to 610 mm, Bars: 6 mm to 200 mm
Inner diameter (ID) Pipes: 15 mm to 600 mm​
Tolerances Thickness: ±0.3 mm to ±2.0 mm, Width: ±5 mm to ±20 mm, Length: ±10 mm to ±50 mm
Technology Hot Rolling, Drawing, Normalizing
Processing Service Welding, Punching, Cutting, Bending, Decoiling
Shapes Weathering Steel Plate, Weathering Steel Sheet, Pipes, Profiles
MOQ (Minimum Order Quantity) 5 tons (according to the actual tonnage)
Lead Time Typically 7-20 days (The larger the ordered tonnage, the longer the delivery time)
Price Terms & Payment Based on customer requirements, T/T, L/C
Ports Qingdao, Lianyungang, Dalian
Export Countries Southeast Asia, Central Asia, Europe, Russia, South America, Middle East, etc.
Shipping Method Offers Sea, Air and Customized Shipping

Chemical Compositions

ElementCMnPSSiCuCrNiMoAl
% Range0.12 max0.80-1.250.035 max0.05 max0.20-0.600.25-0.550.40-0.650.65-1.000.20 max0.02 max

Mechanical Properties

Mechanical PropertyValue (Metric)Value (Imperial)
Tensile Strength485-620 MPa70-90 ksi
Yield Strength345 MPa50 ksi
Brinell Hardness (HB)150-250 HB150-250 HB
Rockwell Hardness (HRC)50-60 HRC50-60 HRC
Vickers Hardness (HV)150-250 HV150-250 HV
Elongation20-25%20-25%
Elastic Modulus210 GPa30.5 x 10^6 psi

Data After Normalizing Processing

Mechanical PropertyValue (Metric)Value (Imperial)
Tensile Strength520-670 MPa75-97 ksi
Yield Strength380-480 MPa55-70 ksi
Elongation18-22%18-22%
Brinell Hardness (HB)170-240 HB170-240 HB
Rockwell Hardness (HRC)52-62 HRC52-62 HRC
Vickers Hardness (HV)160-250 HV160-250 HV

Industries & Applications

IndustrySpecific Applications
ConstructionBridges, building facades, structural steel, cladding panels
TransportationRailway cars, shipping containers, highway barriers
Art & ArchitectureSculptures, outdoor art installations, architectural features
EnergyTransmission towers, wind turbine structures
InfrastructureUtility poles, guardrails, outdoor signage
AgricultureSilos, agricultural storage tanks, barns

Physical Properties

Physical PropertyValue (Metric)Value (Imperial)
Density7.85 g/cm³0.284 lb/in³
Melting Point1425-1530°C2597-2790°F
Thermal Conductivity50 W/m·K34.5 BTU/h·ft·°F·in
Specific Heat Capacity0.46 J/g·K0.11 BTU/lb·°F
Poisson’s Ratio0.27-0.300.27-0.30
Coefficient of Thermal Expansion11-13 µm/m·°C6.1-7.2 µin/in·°F

Machining

A606 Heat Treatment Product Options

We offer a range of heat treatment options tailored specifically to optimize the performance of A606 weathering steel. Our heat treatment services include:

  • Normalizing A606: This process involves heating the steel to a temperature range of 850°C to 950°C (1562°F to 1742°F), followed by air cooling. It refines the grain structure, improving strength, toughness, and uniformity of the material, making it suitable for high-performance applications.
  • Annealing A606: This process is done by heating the steel to a temperature of about 650°C to 750°C (1202°F to 1382°F) and then allowing it to cool slowly. This treatment reduces internal stresses, making the material easier to form or weld.

Each form is optimized for specific applications, ensuring that S235 Weathering Steel meets precise requirements for durability, machinability, and structural integrity.

A606 Surface Finish Product Options

To meet your project needs, we provide a variety of surface finishing options including:

  • Shot Blasting: Cleans the surface by using high-velocity abrasive particles, ensuring a smooth and uniform finish while preparing the steel for further processing or coating.
  • Protective Coating: Applies a durable protective layer, such as a clear finish or corrosion-resistant coating, to further enhance the longevity.
  • Passivation: Accelerates the development of the protective patina, improving the resistance to environmental corrosion by stabilizing the oxide layer.
  • Pickling: A chemical process that removes surface impurities like oxides and scales, ensuring a smooth, clean surface for better patina formation and more consistent corrosion resistance.

Additionally, we specialize in customized surface treatments to meet the specific needs of your project, whether it is a unique finish for an artistic installation or specialized corrosion protection for an industrial application.

Disclaimer 
The above information on heat treatment options and surface finish processes for S235 steel reflects the services provided by SteelPRO Group. The suitability of these services for your specific applications may vary depending on project requirements and conditions. We recommend consulting with our technical team or a metallurgical expert to ensure the right treatment and finishing are selected for optimal performance. SteelPRO Group assumes no liability for the application of this information without proper consultation.

A606 Weathering Steel Manufacturer

The workers are visiting factory

As a trusted supplier of A606 Weathering Steel, we combine expertise in pricing, product range, quality control, and logistics to deliver reliable solutions:

  • Competitive Pricing and Client-Focused Service: We offer cost-effective A606 steel without compromising quality, ensuring responsive support and transparent communication throughout your project.
  • Wide Product Range and Customization: Our A606 portfolio includes diverse profiles and dimensions, with custom services like cutting, bending, and size adjustments to meet your exact needs.
  • Strict Quality Control and Certification: All A606 products undergo rigorous quality checks and meet industry standards, including certifications like ASTM A606 and ASTM A242, ensuring high reliability.
  • Tailored Solutions, Secure Packaging, and Timely Delivery: We provide custom solutions, secure packaging for safe transit, and efficient logistics to ensure timely delivery for your project’s success.

We aim to be your trusted A606 Weathering Steel partner, offering consistent quality and value every step of the way.

Our Service

SteelPRO Group – manufacturer and solution provider for special steel, offering multi-industry application solutions and customised services, 100% quality free, accompanying customers in their growth!

Our Quality Control

  • Roundness
  • Tolerance
  • Microstructure
  • Non-Destructive Testing
  • Destructive Testing
  • Process Control

Service Integration Processing

  • Welding
  • Metal Fabrication
  • CNC Machining
  • Lathe
  • Forming

Do You Offer Custom Sizes For A606 Weathering Steel?

Absolutely! We offer custom sizes tailored to your specific needs, including adjustments to length, width, and thickness. Our network of trusted suppliers ensures we can meet your exact requirements.

How Can I Ensure The Quality Of A606 Weathering Steel Meets Standards?

We pride ourselves on providing high-quality A606 weathering steel. Each batch is rigorously tested to meet industry standards, and we provide material certificates and test reports to confirm the quality.

Is There A Minimum Order Quantity (MOQ) For A606 Weathering Steel?

There is no strict minimum order quantity, but smaller orders may incur higher shipping or handling costs. We are happy to accommodate both large and small orders, so feel free to inquire about your specific needs, and we’ll provide the best possible solution.

What Is The Typical Lead Time For A606 Weathering Steel Delivery?

The typical lead time depends on the order quantity, customization, and stock availability. For standard orders, we usually deliver within 2 to 4 weeks. If you have an urgent need, let us know, and we’ll work to expedite the process.

What If I Need Technical Support Or Further Assistance With My Order?

Our team is here to help. If you need any technical support, have questions about the steel, or require assistance with your order, feel free to contact us. We offer dedicated support to ensure that your project runs smoothly from start to finish. Whether it’s technical advice or logistical coordination, we’re just a call or email away.

Can I Reorder The Same A606 Weathering Steel Material In The Future?

Absolutely! If you need to reorder the same A606 weathering steel material in the future, just provide us with the order details or reference number, and we can quickly process your repeat order. We maintain a reliable record of past orders to ensure consistency in your material specifications.

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