ASTM A572 GR50 1/4" Carbon Steel Plate

A ASTM A572 Gr 50 1/4" carbon steel plate(6.35 mm) is ahot rolled thick plateclassified as high-strength, low-alloy structural steel (HSLA – High Strength Low Alloy). Produced according to the standardASTM A572 / A572M – Grade 50, is widely used in engineering projects, metal construction and industrial applications that require high mechanical performance, structural lightness and excellent weldability.

Technical description of ASTM A572 Gr 50 1/4" sheet

With nominal thickness of6.35 mm, theASTM A572 Gr 50 plate it presents minimum yield strength of 345 MPa e tensile strength between 450 and 620 MPa, with a minimum elongation of 18%. Its refined ferritic-pearlitic structure provides high toughness and dimensional stability, making it ideal for applications in environments subject to constant stress and vibration.

Mechanical properties and chemical composition

• Standard: ASTM A572 / A572M – Grade 50
• Nominal thickness:1/4" (6.35 mm)
• Yield strength (Fy):≥ 345 MPa
• Tensile strength (Fu):450 – 620 MPa
• Minimum stretch:18%
• Modulus of elasticity:200 GPa
• Density:7.85 g/cm³
• Typical chemical composition (%): C ≤ 0.23 | Mn 0.60–1.35 | Si ≤ 0.40 | P ≤ 0.04 | S ≤ 0.05 | Cu ≥ 0.20

Main features and advantages

• High mechanical strength:allows for a reduction in thickness and structural weight, without compromising safety.
• Excellent weldability:low carbon content and high toughness ensure safe and reliable welds.
• Excellent conformability:supports cutting, bending, chamfering, trimming and calendering processes with precision.
• Superior durability:compatible with galvanizing and industrial painting, extending service life.
• Certification and traceability:provided with original reports from the plantsCSN, Usiminas, Gerdau e ArcelorMittal.

ASTM A572 Gr 50 1/4" Sheet Applications

A ASTM A572 Gr 50 1/4" steel plateIt is ideal for structural and industrial use in components that require lightness, strength and dimensional precision:

• Metal structures for buildings, warehouses and platforms
• Bridges, viaducts and walkways
• Platformsoffshoreand naval structures
• Agricultural and road implements
• Wind power towers and transmission structures
• Mining and cargo handling equipment
• Tanks, boilers and industrial machine bases

International equivalences and correspondences

• Europe:EN 10025 S355J2 / S355JR
• Germany:DIN 17100 St 52-3 N
• Japan:JIS SM490A
• Observation:ASTM A572 Gr 50 is a non-weathering HSLA structural steel.

Processing and custom cutting

A Purchaseoffers supply ofASTM A572 Gr 50 1/4" platescut and processed to measure, with services ofCNC plasma, oxyfuel, bending, chamfering and calendering. All processes follow strict industrial standards, with controlled dimensional tolerances and full traceability.

Quality control and certification

AllASTM A572 Gr 50 platesare provided withfull certification of origin and traceabilityissued by the plantsCSN, Usiminas, Gerdau e ArcelorMittal. Batches are accompanied by chemical and mechanical reports in accordance with ASTM standards, ensuring reliability and safety for critical structural applications.

Why buy from Compraço

• National distribution with agile deadlines;
• Large stock of ASTM A572 Gr 50 sheets in various thicknesses;
• Specialized technical support for structural steels and HSLA;
• Original plant reports and full traceability of origin;
• Best value for money and personalized technical support.

Frequently asked questions

Is ASTM A572 Gr 50 a weathering steel?

No. TheASTM A572 Gr 50is a HSLA (high strength, low alloy) structural steel designed for mechanical and structural performance. Weathering steels are classified under other standards, such as ASTM A588 or SAC 350.

Can this sheet be galvanized or painted?

Yes. ASTM A572 Gr 50 steel accepts galvanizing and industrial painting, offering excellent protection against oxidation and increasing its durability.

Do you provide custom sheets?

Yes. APurchaseperforms custom cutting and processing of ASTM A572 Gr 50 1/4" sheets, according to customer specifications.

Search ASTM A572 Gr 50 1/4" carbon steel plate(6.35 mm) with certified quality and ready for delivery?Talk toPurchase— a national reference in structural steel — and guarantee specialized technical support and the best commercial conditions for your project.