Product Description

A36 Carbon Steel Sheets are the industry standard for structural steel applications, offering an optimal balance of strength, weldability, and formability. Manufactured by Wuxi Sylaith Special Steel Co., Ltd. in Jiangsu, China, these high-quality steel sheets combine precision engineering with reliable performance, making them the preferred choice for structural fabrication, boiler manufacturing, shipbuilding, and heavy industrial applications.

Our Prime Hot Rolled Carbon Steel Plates are produced in strict compliance with ASTM and other international standards (AISI, BS, DIN, GB, JIS), ensuring consistent mechanical properties and exceptional quality. With a smooth surface finish, 1250mm width, these sheets deliver the reliability and versatility that B2B customers demand.

Why Choose Sylaith A36 Carbon Steel Sheets?

• Premium Grade: Industry-standard structural steel with guaranteed 36,000 psi (250 MPa) minimum yield strength

• Excellent Weldability: Low carbon content (≤0.26%) enables superior welding performance

• Smooth Surface Finish: Clean, coated surface ready for fabrication

• Wide Size Range: Thickness 0.2-30mm, width 600-1250mm (customizable to 3000mm), length 1000-12000mm

• Multiple Processing Services: Bending, welding, cutting, punching, decoiling available

• Fast Delivery: Ready to ship within 7 days, custom orders may require additional time depending on quantity, thickness, and processing requirements.

• Flexible MOQ: Starting from 1 ton

• Customization: Length, width, and packaging customized to your requirements

Applications

The versatility of Sylaith Carbon Steel Sheets makes them suitable for numerous heavy industries:

1. Structural Fabrication

Ideal for building frames, bridges, towers, and infrastructure projects requiring reliable load-bearing capacity and excellent weldability.

2. Boiler & Pressure Vessel Manufacturing

Perfect for boiler shells, pressure tanks, and heat exchangers due to consistent mechanical properties and pressure resistance.

3. Shipbuilding

Used for hull construction, decks, bulkheads, and marine structures requiring strength and corrosion resistance.

4. Heavy Machinery & Equipment

Suitable for excavator components, crane structures, mining equipment, and agricultural machinery frames.

5. General Fabrication

Ideal for cutting, bending, and welding into various industrial parts, machine bases, and custom fabrications.

6. Automotive & Transportation

Used for truck frames, trailer components, and heavy vehicle structures.

7. Construction & Infrastructure

Perfect for high-rise buildings, stadiums, industrial plants, and bridges.

Working Principle: How Hot Rolled A36 Steel Sheets Are Made

Hot Rolled A36 Carbon Steel Sheets are produced through a precise metallurgical process:

Step 1: Raw Material Preparation

High-quality steel billets or slabs with controlled chemical composition (meeting ASTM A36 requirements) are prepared. The low carbon content (≤0.26%) ensures excellent weldability.

Step 2: Heating

The steel slabs are heated in a reheating furnace to temperatures above the recrystallization point, typically 1100°C - 1300°C. This high temperature makes the steel plastic and easily deformable.

Step 3: Roughing Rolling

The red-hot steel passes through roughing rolling stands, where it is compressed to reduce thickness while refining the grain structure and eliminating casting defects.

Step 4: Finishing Rolling

The steel continues through finishing rolling stands, achieving the final thickness (0.2mm to 30mm) with precise dimensional control.

Step 5: Cooling

After rolling, the steel runs over a cooling bed or through laminar cooling systems, controlling the cooling rate to achieve the desired microstructure and mechanical properties.

Step 6: Leveling & Cutting

The cooled plates are leveled to ensure flatness and surface smoothness, then cut to standard or custom lengths (1000-12000mm).

Step 7: Surface Treatment

A protective coating is applied to ensure a smooth surface finish and prevent rust during storage and transport.

Step 8: Quality Inspection

Every plate undergoes strict inspection:

• Thickness measurement (±3% tolerance)

• Surface quality check

• Mechanical property testing

• Dimensional accuracy verification

Step 9: Packaging & Shipping

Finished sheets are bundled, protected with seaworthy packaging, and prepared for fast 7-day delivery to global ports.

FAQ (Frequently Asked Questions)

Q1: What is ASTM A36 steel?

A: ASTM A36 is the most common standard specification for structural carbon steel in the United States. It requires a minimum yield strength of 36,000 psi (250 MPa) and has excellent weldability due to its low carbon content (≤0.26%). It is widely used in construction, shipbuilding, and general fabrication.

Q2: What is the difference between A36 and Q235?

A: A36 (ASTM standard) and Q235 (Chinese GB standard) are equivalent grades with similar chemical composition and mechanical properties:

• Both have yield strength ≥235-250 MPa

• Both have excellent weldability

• Both are low-carbon structural steels

• A36 is the international specification widely recognized in North America and global projects

• Q235 is the Chinese equivalent, commonly used in Asia

Our product meets both standards, ensuring compatibility with global projects.

Q3: What thickness range do you offer?

A: We offer a comprehensive thickness range from 0.2mm to 30mm:

• 0.2mm-3.0mm: Light gauge sheets for general fabrication

• 3.0mm-12mm: Medium plate for structural applications

• 12mm-30mm: Heavy plate for boilers, shipbuilding, and heavy machinery

Custom thicknesses within this range are available upon request.

Q4: What are the standard width and length options?

A:

• Standard Width: 600mm - 1250mm

• Custom Width: Up to 3000mm available

• Length: 1000mm - 12000mm (fully customizable)

We can cut to your exact specifications to minimize waste and processing time.

Q5: What is your delivery time?

A: We offer fast 7-day delivery for standard specifications from our inventory. Custom orders may require additional time depending on quantity, thickness, and processing requirements.

Q6: What processing services do you provide?

A: We offer comprehensive in-house processing:

• Bending: To form angles, channels, and custom shapes

• Welding: For assembly and fabrication

• Decoiling: From coil to sheet

• Cutting: Shearing, plasma, or laser cutting to exact dimensions

• Punching: Holes and cutouts as required

Q7: Can you provide samples before bulk order?

A: Yes! With MOQ starting at just 1 ton, we welcome trial orders to test our quality before committing to larger volumes. Contact us to discuss your sample requirements.

Q8 Is A36 steel suitable for welding?

A: Absolutely! ASTM A36 is specifically designed for excellent weldability. Its low carbon content (≤0.26%) allows for welding without pre-heating or special procedures, making it the preferred choice for structural fabrication, shipbuilding, and construction projects requiring extensive welding.

Q9: What is the surface finish like?

A: Our A36 steel sheets feature a smooth, coated surface finish that is:

• Clean and uniform

• Protected against rust

• Ready for fabrication

• Suitable for painting or further processing

Q10: What payment terms do you accept?

A: We accept:

• T/T (Telegraphic Transfer)

Standard terms are negotiable based on order value and customer relationship.

Q11: What is the difference between hot rolled and cold rolled steel?

A:

• Hot Rolled Steel (our product): Processed at high temperatures (>1100°C), has a scaled but smooth surface, wider tolerance, more economical, ideal for large structural applications

• Cold Rolled Steel: Hot rolled steel further processed at room temperature, smoother surface, tighter tolerances, higher strength, more expensive

Our hot rolled A36 offers the best cost-performance balance for structural fabrication.

Q12: Can you customize the length and width?

A: Yes! We offer full customization:

• Length: 1000mm to 12000mm (custom cut)

• Width: 600mm to 3000mm (custom widths available)

• Processing: Cutting, bending, punching as needed

Simply provide your specifications for a custom quote.