1/4" Carbon Steel Sheet

CSN/Usiminas Quality and Traceability Certification. A 1/4" carbon steel plate ASTM A36 (6.35 mm) is a hot-rolled thick plate Developed for structural and industrial applications requiring superior mechanical strength, formability, and weldability. Manufactured in accordance with standards. ASTM A36 e NBR 6650, is one of the most versatile thicknesses on the market, widely used in the manufacture of metal structures, machinery and industrial equipment.

Technical characteristics of 1/4" A36 Carbon Steel Sheet

With a nominal thickness of 6.35 mma A36 thick sheet It exhibits excellent tensile and impact resistance, while maintaining optimal workability for cutting, bending, rolling, and welding. Its manufacturing process... hot rolling It ensures a uniform finish and homogeneous internal structure, ideal for mechanical and structural applications.

Mechanical and chemical properties

• Standards: ASTM A36 / NBR 6650
• Nominal thickness: 1/4" (6.35 mm)
• Yield point (Fy): ≥ 250 MPa (≈ 36 KSI)
• Tensile strength (Fu): 400 – 550 MPa (≈ 58–80 KSI)
• Minimum stretch: 20%
• Modulus of elasticity: 200 GPa
• Density: 7.85 g/cm³
• Typical chemical composition (%): C ≤ 0.26 | Mn 0.60–1.20 | Si ≤ 0.40 | P ≤ 0.04 | S ≤ 0.05

Advantages of ASTM A36 Steel Plate

• High mechanical strength: Ideal for medium and large-scale structural and industrial applications.
• Excellent weldability: Compatible with all major industrial welding processes (MIG, TIG, submerged arc, coated electrode).
• Good conformability: It allows for bending, cutting, trimming, and calendering without loss of integrity.
• Versatility of use: Suitable for indoor and outdoor environments, it can be galvanized or painted.
• Certified origin: supply with full traceability of CSN e Usiminas.

Applications of 1/4" A36 Carbon Steel Sheet

A 1/4" A36 carbon steel sheet It is widely used in the metal industry and construction due to its combination of strength, malleability, and competitive cost.

• Metal and prefabricated structures
• Construction of bridges, walkways and platforms
• Manufacturing of tanks, silos and reservoirs
• Agricultural and mining equipment
• Automotive parts and railway components
• Naval and offshore structures
• Industrial machines and support bases
• Wind turbine towers and structural supports

Industrial processing and refinements

A I'm buying it provides technical support for A36 sheets with high-precision industrial processing, tailored to the needs of each project:

• CNC cutting (plasma, oxyfuel and waterjet)
• Bending, rolling and technical chamfering
• Refining and squaring
• Machining and preparation for assembly
• Dimensional control with quality report.

Quality control and certification

All ASTM A36 plates provided by I'm buying it They follow rigorous quality and inspection standards as ASTM A6 e NBR 6650Each batch is accompanied by quality certificates issued by the mills, guaranteeing complete traceability, chemical stability, and mechanical performance in accordance with standards.

International standards and equivalencies

• Brazil: NBR 6650 / NBR 11888 / NBR 5915
• United States: ASTM A36
• Europe: EN 10025 S275JR
• Germany: DIN 17100 St 37-2
• Japan: JIS SS400

Why choose Compraço?

• National expert in thick and structural plates ASTM A36;
• Certification and full traceability. CSN / Usiminas;
• Customized, complete industrial processing solutions;
• Technical quality control in all processes;
• Nationwide service with efficient logistics and specialized technical support.

Carbon Steel Plate 1/4" ASTM A36 (6.35 mm) — High-performance hot-rolled structural steel, ideal for industrial and construction applications. A I'm buying it We supply certified, custom-made, and ready-to-use sheets throughout the country.