Products Description
ASTM A572 Gr 60, part of the astm a572 specification, is an HSLA steel with a minimum yield strength of 60 ksi (415 MPa). While designed for structural strength, its corrosion resistance is moderate due to its carbon steel base with minimal alloying for atmospheric protection.
The a572 gr 60 steel contains columbium (niobium) and vanadium, which enhance strength but offer limited corrosion resistance compared to weathering steels like ASTM A588.
In environments with moisture, salt, or chemicals, protective coatings or treatments are often necessary to enhance durability. Gnee Steel supplies astm a572 gr 60 plate with options for surface treatments to improve corrosion performance.
Chemical Composition
|
Element |
Composition (%) |
|---|---|
|
Carbon (C) |
≤ 0.26 |
|
Manganese (Mn) |
≤ 1.35 |
|
Phosphorus (P) |
≤ 0.04 |
|
Sulfur (S) |
≤ 0.05 |
|
Silicon (Si) |
≤ 0.40 |
|
Vanadium (V) |
0.01-0.15 |
|
Columbium (Nb) |
0.005-0.05 |
|
Copper (Cu, optional) |
≥ 0.20 |
. Mechanical Properties
|
Property |
Value |
|---|---|
|
Yield Strength (Min) |
415 MPa (60 ksi) |
|
Tensile Strength (Min) |
520 MPa (75 ksi) |
|
Elongation (in 200mm) |
≥ 16% |
|
Elongation (in 50mm) |
≥ 18% |
|
Charpy Impact (at 0°C, optional) |
≥ 27 J |
Applications of ASTM A572 Gr.60
The ASTM A572 Gr.60 structural steel plate is engineered for heavy-duty applications where strength, toughness, and weldability are critical. Its minimum yield strength of 415 MPa (60 ksi) and tensile strength of 485–620 MPa make it ideal for components that must endure high static and dynamic loads.
Bridges:
Used in beams, girders, and deck plates for high-load span bridges. The material's high yield-to-weight ratio allows for reduced structural weight by up to 15–20% compared to mild steel (A36). When exposed to marine or coastal environments, it is commonly coated with zinc-rich or epoxy systems to achieve corrosion resistance exceeding 1,000 hours in salt spray tests.
Buildings:
Applied in columns, braces, and seismic frames of high-rise buildings and industrial structures. A572 Gr.60's superior ductility and minimum elongation of 18–20% make it suitable for regions requiring seismic performance standards (such as ASTM A709 or AISC 341).
Machinery:
Used in construction cranes, loaders, and mining equipment, where high fatigue resistance ensures a service life extension of 25–30% over conventional carbon steels. Its good impact toughness (≥ 27 J at 0°C) allows it to maintain performance under heavy vibration or mechanical stress.
Infrastructure:
Employed in transmission towers, railway cars, wind turbine supports, and heavy transport frames. With proper surface preparation such as SA2.5 sandblasting and primer coating, A572 Gr.60 achieves long-term atmospheric durability even in industrial zones or humid climates.
Gnee ensures every ASTM A572 Gr.60 steel plate meets these application needs through precision rolling, ultrasonic inspection, and strict chemical composition control-providing reliable performance for bridges, buildings, and infrastructure projects worldwide.
