What is Hardox 450 Steel Plates?

What are the Applications of Hardox 450 Steel Plates

Equivalent Grade of Hardox 450 Steel Plates

What are the Benefits of Choosing Hardox 450 Steel Plates

Chemical Composition of Hardox 450 Steel Plates

Mechanical Properties of Hardox 450 Steel Plates

Our Products – Hardox 450 Steel Plates Grades

What is Hardox 450 Steel Plates?

Hardox 450 Steel Plates are high-strength, abrasion-resistant steel plates designed for applications that require superior wear resistance and durability. With a typical hardness of around 450 HBW, these plates offer better resistance to abrasion compared to Hardox 400, making them suitable for more demanding environments.

They provide an excellent combination of hardness, toughness, and good weldability, allowing them to be easily fabricated into various components. Hardox 450 plates are widely used in mining equipment, dump truck bodies, loaders, excavators, crushers, and material handling systems, where extended service life and reduced maintenance costs are essential.

What are the Applications of Hardox 450 Steel Plates?

Hardox 450 Steel Plates are widely used in industries where high abrasion resistance and durability are essential. These plates are commonly applied in mining equipment, dump truck bodies, excavator buckets, loaders, and earth-moving machinery, where components are exposed to continuous wear and heavy impact.

They are also extensively used in construction equipment, crushers, conveyors, hoppers, chutes, and material handling systems, helping to extend equipment life and reduce maintenance costs. Additionally, Hardox 450 plates are suitable for industrial liners, recycling equipment, agricultural machinery, and transport containers, where resistance to wear and long service life are critical.

Because of their higher hardness compared to Hardox 400, Hardox 450 steel plates are preferred in more demanding environments, offering improved performance, reduced downtime, and increased operational efficiency in heavy-duty applications.

Equivalent Grade of Hardox 450 Steel Plates

The equivalent grades of Hardox 450 Steel Plates include XAR 450, Raex 450, Abrex 450, Dillidur 450V, and Creusabro 4800. These abrasion-resistant steel grades offer similar hardness levels (around 450 HBW), along with excellent wear resistance, toughness, and durability. They are widely used as alternatives in mining, construction, material handling, and heavy engineering applications where high resistance to abrasion and long service life are required.

What are the Benefits of Choosing Hardox 450 Steel Plates?

Hardox 450 Steel Plates provide several advantages for applications that demand higher wear resistance and longer service life. One of the main benefits is their superior abrasion resistance, which is higher than Hardox 400, helping to significantly reduce wear and extend equipment lifespan.

These plates also offer an excellent combination of high strength and toughness, allowing them to withstand heavy loads, impact, and harsh working conditions. Despite their high hardness, they maintain good weldability and formability, making fabrication processes like cutting, bending, and welding efficient and reliable.

Another key advantage is their consistent hardness and uniform quality, ensuring dependable performance across the entire plate. By using Hardox 450 steel plates, industries benefit from reduced maintenance costs, less downtime, improved productivity, and better overall operational efficiency, making them a cost-effective solution for heavy-duty and abrasive environments.

Chemical Composition of Hardox 450 Steel Plates

The chemical composition of Hardox 450 Steel Plates is carefully controlled to provide high hardness, excellent wear resistance, and good toughness. It includes key alloying elements such as carbon, silicon, manganese, phosphorus, sulfur, chromium, nickel, and molybdenum, each contributing to its performance in demanding environments.

Carbon (C) increases hardness and strength, while manganese (Mn) improves toughness and hardenability. Silicon (Si) acts as a deoxidizer and enhances strength. Chromium (Cr), nickel (Ni), and molybdenum (Mo) improve wear resistance, impact strength, and overall durability. Phosphorus (P) and sulfur (S) are kept at low levels to maintain ductility and prevent brittleness.

Carbon (C)Silicon (Si)Manganese (Mn)Phosphorus (P)Sulfur (S)Chromium (Cr)Nickel (Ni)Molybdenum (Mo)
Max 0.26%Max 0.70%Max 1.60%Max 0.025%Max 0.010%0.50–1.50%Max 1.50%Max 0.60%

Mechanical Properties of Hardox 450 Steel Plates

The mechanical properties of Hardox 450 Steel Plates are designed to deliver higher wear resistance and durability compared to lower hardness grades. These plates typically have a hardness range of 425 to 475 HBW, providing excellent resistance to abrasion and surface wear in demanding environments.

They offer a tensile strength of approximately 1200 to 1400 MPa and a minimum yield strength of around 1100 MPa, enabling them to withstand heavy loads, impact, and extreme working conditions. The steel also provides elongation of about 10% to 14%, ensuring sufficient ductility for fabrication processes such as bending and welding.

These properties make Hardox 450 plates ideal for mining equipment, construction machinery, dump trucks, crushers, and material handling systems, where extended service life, reduced maintenance, and reliable performance are critical.

PropertyValue
Hardness425 – 475 HBW
Tensile Strength1200 – 1400 MPa
Yield StrengthMin 1100 MPa
ElongationApprox 10% – 14%

Our Products – Hardox 450 Steel Plates

We offer a wide range of high-quality Hardox Wear Plates designed for superior abrasion resistance and long service life. Our product range includes Hardox 400 Steel Plates, Hardox 450 Steel Plates, Hardox 500, Hardox 550, and Hardox 600 grades.

These plates are widely used in mining, construction, material handling, and heavy engineering industries, where high wear resistance and durability are essential. Our Hardox plates are available in various thicknesses, sizes, and customized specifications to meet diverse industrial and engineering requirements, ensuring reliable performance and extended service life.

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