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High Chrome Wear Plate

High chrome wear plate, also known as chromium carbide overlay plate or hardfacing wear plate, is a high-performance wear-resistant material

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High Chrome Wear Plate

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Hardfacing Wear-resistant Plate

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Product Details

High Chrome Wear Plate: Composition and Performance of Chromium Carbide Overlay Plate

High chrome wear plate, also known as chromium carbide overlay plate or hardfacing wear plate, is a high-performance wear-resistant material designed for severe abrasion environments. It is produced by depositing a high-chromium alloy overlay onto a mild steel or low-alloy steel base plate through automatic welding.

Compared with traditional wear-resistant steels such as NM400 or NM500, high chrome wear plate offers superior resistance to sliding abrasion due to its extremely hard carbide-rich overlay layer.

1. Typical Structure of High Chrome Wear Plate

Layer	Main Function
High chrome overlay layer	Main wear-resistant working surface
Base plate	Provides strength, toughness, and weldability

The overlay layer contains a large amount of hard chromium carbide particles distributed in the alloy matrix.

2. Chemical Composition of Overlay Layer

Element	Typical Content (%)	Function
Carbon (C)	3.0–5.0%	Forms hard carbides
Chromium (Cr)	20–35%	Creates chromium carbide structure
Iron (Fe)	Balance	Main alloy matrix
Other alloy elements	Small amount	Improve toughness and wear behavior

3. Key Performance Characteristics

Property	Performance
Overlay hardness	HRC 58–65
Wear resistance	Very high under abrasive wear
Impact resistance	Moderate (depends on base plate)
Service life	Several times longer than ordinary steel
Weldability	Good at base plate side

4. Why High Chrome Wear Plate Performs So Well

High chromium carbide content: Delivers exceptional abrasion resistance
Hard overlay structure: Reduces wear caused by sliding materials
Composite design: Combines hard surface and tough substrate
Longer service life: Reduces shutdown and maintenance frequency

5. High Chrome Wear Plate vs NM500

Property	High Chrome Wear Plate	NM500
Main wear mechanism	Sliding abrasion	Impact + abrasion
Hardness	HRC 58–65	~500 HB
Wear resistance	Higher in abrasive environments	Balanced performance
Impact toughness	Lower	Higher

6. Common Applications

Industry	Equipment
Mining	Chutes, hoppers, liners, crushers
Cement plants	Fans, cyclones, transfer chutes
Steel plants	Material conveying systems
Power generation	Coal handling and ash systems

7. Teda Ganghua Wear Plate Supply Capability

As a professional wear-resistant steel supplier, Teda Ganghua provides high chrome wear plates with stable overlay hardness, high chromium carbide density, and excellent wear performance for severe industrial environments.

We support customized cutting, liner fabrication, and wear solution design based on actual working conditions in mining, cement, steel, and power industries.

Explore our wear-resistant steel products here: Wear Resistant Steel Plates

Conclusion

High chrome wear plate is a composite wear-resistant material combining a high-chromium carbide overlay with a tough base plate. Its exceptional abrasion resistance makes it ideal for severe wear applications where service life and maintenance reduction are critical.