3/4" Thick Carbon Steel Plate

CSN / Usiminas Quality and Traceability Certification. A 3/4" ASTM A36 carbon steel plate(19.05 mm) is ahot rolled thick plate, manufactured according to strict quality standards and widely used in metal structures and industrial equipment. It is alow carbon structural steel, with excellent weldability, good ductility and high mechanical strength, ideal for applications that require reliable performance and long durability.

Technical characteristics of 3/4" A36 Carbon Steel Plate

With nominal thickness of19.05 mm, thethick plate A36It has excellent hot and cold forming capabilities, allowing for precise cutting, bending, calendering, and welding with excellent surface finish. The material is supplied withcertification and traceability of origin CSN / Usiminas, ensuring quality and reliability in medium and large structural applications.

Mechanical and chemical properties

• Rules:ASTM A36 / NBR 6650
• Nominal thickness:3/4" (19.05 mm)
• Yield strength (Fy):≥ 250 MPa
• Tensile strength (Fu):400 – 550 MPa
• 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

Main advantages of A36 Sheet

• High structural strength:suitable for withstanding mechanical stress and intense vibrations.
• Excellent weldability:compatible with all major processes (MIG, TIG, stick, submerged arc).
• Excellent conformability:allows cutting, bending and machining without loss of material integrity.
• Versatility of application:used in various industrial and metal construction sectors.
• Certified supply:full traceability of origin guaranteed by CSN and Usiminas.

Applications of 3/4" A36 Carbon Steel Plate

A 3/4" A36 carbon steel plateIt is widely used in industrial and structural applications where strength and reliability are essential:

• Metal bridges and walkways
• Oil platforms and offshore structures
• Mining and excavation equipment
• Tanks and pressure vessels
• Machine housings and metal foundations
• Building structures and supporting columns
• Automotive and railway components

Customized processing and supply

A Purchaseoffers complete solutions in the supply ofthick plates A36, with high-precision industrial processes, including:

• CNC cutting (plasma, oxyfuel and waterjet)
• Bending, calendering and technical chamfering
• Rewinding and squaring
• Machining and dimensional control

Quality control and certification

AllASTM A36 platesare provided with chemical and mechanical reports as perASTM A6 e NBR 6650. Each batch is tracked from rolling to delivery, ensuring compliance with technical requirements and standardization of mechanical properties.

International standards and equivalences

• 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 reference distributor instructural thick plates A36;
• Direct partnership with plantsCSN e Usiminas;
• Specialized technical support and custom cutting;
• Full certification and traceability for all products;
• Guaranteed quality and performance in hot rolled steel.

3/4" ASTM A36 Carbon Steel Plate (19.05 mm)— the ideal solution for structural and industrial projects that require strength, precision, and reliability.Purchasesupplies high-performance steel for applications throughout the country.