Common Facts About ASTM A514 Grades and Applications

Common Facts About ASTM A514 Grades and Applications

ASTM A514 is a specification for high-yield-strength, quenched and tempered alloy steel plates designed for structural applications where high strength and weldability are crucial. Commonly known as T-1 steel in some contexts, it offers a minimum yield strength of 100 ksi (690 MPa) for most grades, making it suitable for weight-sensitive designs in heavy industries.

As a leading manufacturer and exporter, Gangsteel supplies premium ASTM A514/A514M steel plate in various grades, ensuring compliance with ASTM standards for global projects.

Key Facts About ASTM A514 Grades

ASTM A514 includes 14 grades (A, B, C, E, F, H, J, K, M, P, Q, R, S, T), each with specific chemical compositions and thickness limitations to optimize performance. Grades B, S, and E are among the most commonly used due to their versatility. Each grade is quenched and tempered to achieve high strength, with variations in alloying elements like chromium, nickel, and molybdenum for enhanced toughness, corrosion resistance, and impact-abrasion resistance.

Here are some common facts about select ASTM A514 grades:

• Grade A: Features zirconium for improved toughness; limited to thicknesses up to 1-1/4 inches.
• Grade B: Offers balanced weldability and machinability; commonly used in thicknesses from 3/16" to 1-1/4".
• Grade E: High chromium content for better corrosion resistance; available up to 6 inches thick.
• Grade F: Includes nickel for superior impact resistance; suited for abrasive environments up to 2-1/2" thick.
• Grade Q: Designed for thicker plates up to 8 inches; ideal for heavy-load applications.
• Grade S: Low sulfur for cleaner steel; versatile for multiple sectors in thicknesses up to 2-1/2".

The table below summarizes common ASTM A514 grades with their typical thickness ranges and notable facts:

All grades must be heat-treated (quenched and tempered) to meet the specification, with yield strength dropping to 90 ksi for thicknesses over 2-1/2 inches in some cases.

Common Applications of ASTM A514 Steel

ASTM A514 steel is widely applied in industries requiring high-strength materials to handle heavy loads while minimizing weight. Common uses include structural components in bridges, buildings, and cranes, as well as machinery like mining equipment, transport trailers, and mobile man-lifts. Its weldable and machinable properties make it ideal for fabrication in construction equipment, bucket components, and hauling devices.

The table below highlights typical applications by grade:

In summary, ASTM A514's high strength, toughness, and fabrication ease make it a go-to material for demanding applications across construction, mining, and transportation sectors.

Gangsteel's ASTM A514/A514M steel plate products are tailored for these uses, with options in all grades including astm a514 grade h, astm a514 grade p, and more, backed by international certifications for reliable export.