ASTM A588 Plates & Sheets Manufacturer & Supplier- USA Piping Solution

When your project demands structural steel built to endure, USA Piping Solution provides high-caliber ASTM A588 Plates & Sheets. As a dedicated manufacturer and supplier, we specialize in this resilient, corrosion-fighting structural material, specifically engineered for challenging environments. You'll often hear it called "Weathering Steel." Its standout quality is the ability to form a protective, rust-hued patina upon exposure to the atmosphere. This natural shield frequently means painting isn't necessary, offering real savings over the structure's life and reducing environmental impact. For everything from critical bridge elements and distinctive architecture to demanding industrial uses, USA Piping Solution delivers certified ASTM A588 Plates & Sheets, precisely matched to your specifications.

What is ASTM A588 Steel?

Think of ASTM A588 as the industry standard, set by ASTM International, for a specific class of high-strength, low-alloy (HSLA) structural steels. It covers plates, shapes, and bars intended for welded, riveted, or bolted construction methods. What truly distinguishes A588 is its enhanced resistance to atmospheric corrosion – a significant step up from conventional carbon steels like A36 or A572. This advantage comes from a carefully balanced mix of alloying elements, including copper, chromium, nickel, and phosphorus.

Here’s how the weathering process works: Exposure to normal wet/dry cycles prompts A588 steel to develop a unique oxide layer, the patina. This isn't typical destructive rust; it's a dense, dark brown surface that adheres tightly, acting as a barrier to slow down further corrosion significantly. A remarkable feature is its self-healing nature – if the patina gets scratched, it naturally reforms over the damage, maintaining protection. While sometimes generically called "Weathering Steel" or likened to COR-TEN®, ASTM A588 is the official designation. Choosing A588 ensures the material meets defined chemical, mechanical (typically 50 ksi min. yield), and performance benchmarks. This blend of strength and inherent protection makes it a smart pick for projects prioritizing longevity, minimal upkeep, and potentially lighter designs.

Grades & Specifications

At USA Piping Solution, we ensure every ASTM A588 plate and sheet supplied strictly meets the standard's criteria, giving you confidence in its reliability.

A588 Grade A, B, K

The ASTM A588 standard outlines three main grades: A, B, and K. All deliver the core benefits of high strength and weathering performance, but differ slightly in their chemical recipes (elements like V, Mo, Cb).

• A588 Grade A: Often the go-to grade for various structural uses. We maintain a solid stock of A588 Grade A Plate.
• A588 Grade B: Features minor adjustments in manganese and vanadium content versus Grade A.
• A588 Grade K: Incorporates specific elements (Mo, Cb) that can offer subtle performance or welding benefits in certain applications.

We can supply all three grades, complete with full traceability and proper certification.

Conformance to ASTM A588 / A588M standard

You can count on all ASTM A588 Steel Sheet and plate from USA Piping Solution to meet or exceed the ASTM A588/A588M requirements (M=metric). Compliance involves tight controls over chemistry, verified mechanical properties, precise dimensions, and required testing. Mill Test Reports (MTRs) providing documented proof accompany every shipment.

Thickness: 3/16" to 8", Width: 48" to 120", Length: up to 480"

To serve diverse project needs, we stock a wide array of standard sizes:

• Thickness: Spanning from 3/16" (.1875") up to substantial 8" plates.
• Width: Standard widths like 48", 60", 72", 84", 96", 120" readily available.
• Length: Standard lengths typically up to 480" (40 ft); inquire about longer sections.

Need custom dimensions? Contact our sales team – we can source or process material to your unique requirements.

Mechanical Properties

The mechanical properties define ASTM A588's structural capacity and toughness. These values are verified through testing and clearly stated on the MTR.

Yield Strength ≥ 50,000 psi

Yield strength marks the point where steel starts to deform permanently. For A588 plates up to 4" thick, the minimum is typically 50 ksi (345 MPa). This strength level allows for potentially lighter designs compared to lower-strength steels.

• 4" to 5": 46 ksi (315 MPa) min.
• 5" to 8": 42 ksi (290 MPa) min.

Tensile Strength ≥ 70,000 psi

Tensile strength indicates the maximum pulling stress the steel can handle. For plates up to 4" thick, it's typically ≥ 70 ksi (485 MPa), offering a robust safety factor.

• 4" to 5": 67 ksi (460 MPa) min.
• 5" to 8": 63 ksi (435 MPa) min.
  Ductility, measured by elongation, is typically ≥ 21% over a 2" gauge length.

Improved atmospheric corrosion resistance

This is A588's defining advantage – roughly four times the atmospheric corrosion resistance of plain carbon steel, based on standard tests. The specific alloy mix promotes the formation of the stable, protective patina. This makes Weathering Steel Sheet exceptionally durable for long-term outdoor use, often eliminating the need for painting and its associated maintenance burden.

Chemical Composition

The specific alloy blend in ASTM A588 is carefully controlled to deliver the desired mix of strength, weldability, toughness, and weathering ability. Key contributing elements include:

What is ASTM A588 Steel?

Think of ASTM A588 as the industry standard, set by ASTM International, for a specific class of high-strength, low-alloy (HSLA) structural steels. It covers plates, shapes, and bars intended for welded, riveted, or bolted construction methods. What truly distinguishes A588 is its enhanced resistance to atmospheric corrosion - a significant step up from conventional carbon steels like A36 or A572. This advantage comes from a carefully balanced mix of alloying elements, including copper, chromium, nickel, and phosphorus.

Here’s how the weathering process works: Exposure to normal wet/dry cycles prompts A588 steel to develop a unique oxide layer, the patina. This isn't typical destructive rust; it's a dense, dark brown surface that adheres tightly, acting as a barrier to slow down further corrosion significantly. A remarkable feature is its self-healing nature - if the patina gets scratched, it naturally reforms over the damage, maintaining protection. While sometimes generically called "Weathering Steel" or likened to COR-TEN®, ASTM A588 is the official designation. Choosing A588 ensures the material meets defined chemical, mechanical (typically 50 ksi min. yield), and performance benchmarks. This blend of strength and inherent protection makes it a smart pick for projects prioritizing longevity, minimal upkeep, and potentially lighter designs.

Grades & Specifications

At USA Piping Solution, we ensure every ASTM A588 plate and sheet supplied strictly meets the standard's criteria, giving you confidence in its reliability.

A588 Grade A, B, K

The ASTM A588 standard outlines three main grades: A, B, and K. All deliver the core benefits of high strength and weathering performance, but differ slightly in their chemical recipes (elements like V, Mo, Cb).

• A588 Grade A: Often the go-to grade for various structural uses. We maintain a solid stock of A588 Grade A Plate.
• A588 Grade B: Features minor adjustments in manganese and vanadium content versus Grade A.
• A588 Grade K: Incorporates specific elements (Mo, Cb) that can offer subtle performance or welding benefits in certain applications.

We can supply all three grades, complete with full traceability and proper certification.

Conformance to ASTM A588 / A588M standard

You can count on all ASTM A588 Steel Sheet and plate from USA Piping Solution to meet or exceed the ASTM A588/A588M requirements (M=metric). Compliance involves tight controls over chemistry, verified mechanical properties, precise dimensions, and required testing. Mill Test Reports (MTRs) providing documented proof accompany every shipment.

Thickness: 3/16" to 8", Width: 48" to 120", Length: up to 480"

To serve diverse project needs, we stock a wide array of standard sizes:

• Thickness: Spanning from 3/16" (.1875") up to substantial 8" plates.
• Width: Standard widths like 48", 60", 72", 84", 96", 120" readily available.
• Length: Standard lengths typically up to 480" (40 ft); inquire about longer sections.

Need custom dimensions? Contact our sales team - we can source or process material to your unique requirements.

Mechanical Properties

The mechanical properties define ASTM A588's structural capacity and toughness. These values are verified through testing and clearly stated on the MTR.

Yield Strength ≥ 50,000 psi

Yield strength marks the point where steel starts to deform permanently. For A588 plates up to 4" thick, the minimum is typically 50 ksi (345 MPa). This strength level allows for potentially lighter designs compared to lower-strength steels.

• 4" to 5": 46 ksi (315 MPa) min.
• 5" to 8": 42 ksi (290 MPa) min.

Tensile Strength ≥ 70,000 psi

Tensile strength indicates the maximum pulling stress the steel can handle. For plates up to 4" thick, it's typically ≥ 70 ksi (485 MPa), offering a robust safety factor.

• 4" to 5": 67 ksi (460 MPa) min.
• 5" to 8": 63 ksi (435 MPa) min.
  Ductility, measured by elongation, is typically ≥ 21% over a 2" gauge length.

Improved atmospheric corrosion resistance

This is A588's defining advantage - roughly four times the atmospheric corrosion resistance of plain carbon steel, based on standard tests. The specific alloy mix promotes the formation of the stable, protective patina. This makes Weathering Steel Sheet exceptionally durable for long-term outdoor use,

Applications of ASTM A588 Plates & Sheets

This steel's unique traits make it suitable for:

• Bridges: Excellent for highway and pedestrian bridges due to strength and low upkeep.
• Architecture: Used for facades, cladding, and decorative elements.
• Art & Landscaping: Popular for sculptures and durable landscape features.
• Towers/Poles: Ideal for transmission and utility structures needing weather resistance.
• Transport Equipment: Enhances longevity for containers and railcars.
• Industrial Structures: Buildings needing corrosion protection without paint cycles.
• Tanks/Bins: Suitable where atmospheric protection is valuable.

Available Surface Finishes

USA Piping Solution supplies High-Strength Low-Alloy Steel Plate like A588 in several conditions:

• Mill Finish: Standard as-produced surface; naturally develops patina outdoors.
• Pre-weathered / Rusted Look: Accelerated finish for immediate, uniform appearance.
• Painted / Oiled (on request): For specific color, immersion, or severe environments. Temporary protection available.

Certifications & Testing

We prioritize quality assurance through documentation and testing:

• EN 10204 3.1 / 3.2 MTRs: Certify material chemistry and mechanical properties against the ASTM A588 standard.
• Ultrasonic Testing (UT): Optional NDT check for internal soundness.
• Charpy V-Notch Impact Test: Optional test evaluating toughness at low temperatures.
• Other Tests: Corrosion, hardness, bend, Z-direction tests available upon request.

Why Choose USA Piping Solution?

Working with USA Piping Solution offers clear advantages:

• Ready Inventory: Large stock of ASTM A588 Plates & Sheets for faster turnaround.
• Quality Guarantee: Reputable sourcing backed by full MTR documentation.
• Expert Support: Knowledgeable team to guide your material selection.
• Processing Services: Cutting, drilling, machining, finishing available.
• Reliable Delivery: Efficient logistics across the US and globally.
• Customer Commitment: Focused on responsive service and tailored solutions.
• Competitive Value: Strong relationships deliver quality at a fair price.

Select USA Piping Solution for dependable A588 Corten Steel Plate and Weathering Steel Sheet.

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Final Call to Action

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Let's discuss your Naval Brass Plates requirements and let you experience the USA Piping Solution difference in quality, expertise, and dependable service.

Request Your ASTM A588 Plates & Sheets Quote Today!