A572 Grade 50 High Strength Low Alloy Steel Plate

1. Standards and Specifications

Standard: ASTM A572/A572M (American Society for Testing and Materials).

Scope of Application: Primarily used for structural components requiring high strength and excellent weldability, particularly in bridges, building frames, heavy machinery, and pressure vessels.

2. Chemical Composition (Typical Values, %)

Element	Content Range
Carbon (C)	≤0.23
Manganese (Mn)	1.00–1.65
Phosphorus (P)	≤0.04
Sulfur (S)	≤0.05
Silicon (Si)	0.15–0.40
Vanadium (V)	0.01–0.08
Niobium (Nb)	0.005–0.05
Titanium (Ti)	≤0.02

 

Main Application Scenarios

Bridge Engineering: Main girders and support structures for highway and railway bridges.

Building Structures: Frames for high-rise buildings and large-span venues (e.g., industrial workshops, sports stadiums).

Mechanical Manufacturing: Bases for heavy equipment, crane structures, and frames for mining machinery.

Energy Industry: Oil platforms, pressure vessels, and pipeline supports.

Transportation: Marine structures and skeletons for heavy-duty vehicles.

5. Grade System and Classes

A572 Series Grades:

 

Grade 42 (≈290 MPa yield strength)

Grade 50 (core grade, ≈345 MPa)

Grade 55 (≈379 MPa)

Grade 60 (≈414 MPa)

Grade 65 (≈448 MPa)

 

 

 

 

 

 

 

 

Why Choose Us?
We take pride in our ability to provide custom solutions for our customers' unique needs.
We analyze and compare the previous products and the current technical situation of our A572 Grade 50 High Strength Low Alloy Steel Plate, and develop new technical specifications and processes.
Our customers trust us to deliver high-quality Cold-rolled Steel products on time and on budget.
We strictly implement the warm and thoughtful after-sales service, adhere to the development of good professional ethics.
We offer a wide range of Cold-rolled Steel products to meet diverse customer needs.
We adhere to the customer-centric and brand-oriented business philosophy, and continue to provide customers with reliable and excellent products and services.
Our factory is committed to upholding the highest standards of safety and quality.
All staff of our company and all departments work together to combine business management, professional technology, quantitative statistical methods and ideological education.
Our Cold-rolled Steel products are known for their durability and reliability.
Relying on the superior conditions and strong advantages of mass production, we are able to meet the different needs of our customers.

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