Thick 3" Carbon Steel Sheet

A 3" carbon steel plate ASTM A36it is ahot-rolled thick plateHigh strength and excellent ductility, widely used in heavy structural applications, metal foundations, industrial bases, large tanks and high-load equipment. Manufactured according to international standards.ASTM A36 / NBR 6650, it has Full certification and traceability of CSN and Usiminas plants., guaranteeing technical performance and complete safety in large-scale engineering projects.

Technical characteristics of 3" A36 Carbon Steel Sheet

With a nominal thickness of76.20 mm, sheet A36 is produced bycontrolled hot rolling, a process that ensures a homogeneous structure, high dimensional stability, and an excellent surface finish. This thickness is part of the line ofthick structural plates, ideal for industrial, metal and heavy infrastructure constructions.

Mechanical and chemical properties

• Standard:ASTM A36 / NBR 6650
• Nominal thickness:3" (76.20 mm)
• Yield point (Fy):≥ 250 MPa
• Tensile strength (Fu): 400 – 550 MPa (equivalent to 58,000 – 79,800 psi)
• 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

Highlights and advantages of A36 structural steel

• High mechanical strength:Ideal for supporting high loads and compression and bending stresses.
• Superior ductility:The material can stretch up to 20% without breaking, ensuring excellent performance in tensile tests.
• Excellent weldability:Compatible with MIG, TIG, submerged arc, and coated electrode processes.
• Ease of machining:It allows for precise cutting, drilling, chamfering, and rolling.
• Durability and reliability:material certified byCSN e Usiminaswith complete traceability.

Main applications of 3" A36 Steel Sheet

Due to its thickness and structural properties, the3" A36 steel sheetIt is used in applications that require extreme strength and stability.

• Metal foundations and industrial bases
• Drilling platforms and structures
• Large storage tanks and reservoirs
• Heavy machinery, cranes and mining equipment
• Naval structures, bridges and offshore works
• Structural components for energy, steelmaking and civil construction.

Benefits and processes available

A I'm buyingprovides customized supply ofASTM A36 thick plates, with high-precision industrial processing, such as:

• Plasma CNC and heavy oxyfuel cutting
• Folding, chamfering and trimming
• Squaring and calendering
• Machining and cutting for structural bases and blocks.

Quality control and certification

All sheets are supplied withquality certification and mechanical and chemical reportsemitted by plants such asCSN e Usiminas, ensuring complete traceability. Dimensional control is performed using instruments calibrated according to national and international standards, guaranteeing technical excellence in each batch.

Standards and equivalences

• Brazilian standards: NBR 6650 / NBR 11888 / NBR 5915
• International:ASTM A36 (USA) / EN 10025 S275JR (Europe) / DIN 17100 St 37-2 (Germany)
• Common equivalents:JIS SS400 (Japan) / BS 4360 43A (United Kingdom)

Why buy from Compraço?

• National distributor of A36 structural heavy plates with immediate delivery;
• Direct partnership with the main sugar mills (CSN, Usiminas, Gerdau and ArcelorMittal);
• Technical team specialized in heavy structural steel;
• Customized cutting and finishing processes;
• Fast service, competitive prices, and complete traceability of origin.

Search thick carbon steel plate 3" ASTM A36 (76.20 mm)With certified quality and fast delivery?Talk toI'm buying— national reference instructural steels and hot-rolled thick platesRequest a quote atvendas1@compraco.com.brand check out the best deals.