Hard Overlay Welded Steel | Chromium Carbide Cladding for Extreme Wear

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Hard Overlay Welded Steel | Custom Wear Armor for Extreme Erosion

Hard Overlay Welded Steel | Custom Wear Armor for Extreme Erosion

Stop Premature Component Failure! Precision hard overlay welded steel with chromium carbide/ceramic deposits. Engineered for crushers, chutes, and abrasive flow systems. Request Tech Specs + Performance Report!
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Advantages of Hard Overlay Welded Steel

Extreme Abrasion Resistance

Engineered with 50-65% chromium carbides, our hardfacing plates achieve 58-65 HRC surface hardness – delivering 8-15X longer lifespan than AR400 steel in high-wear zones like raw mill feed chutes and slag conveyors.

Impact-Resistant Toughness

A ductile low-carbon steel backing (Q235/Q345) absorbs heavy impact shock, while the metallurgically bonded overlay prevents cracking – proven in mining crusher liners and shovel buckets subjected to 12-ton rock impacts.

Custom Thickness & Geometry

Available in 4+4mm to 30+20mm configurations with waterjet-cut bolt holes, radii, and contours – eliminating post-weld machining and reducing installation time by 70% for complex equipment like cyclone separators.

Cost-Per-Ton Dominance

Reduce total operating costs by 40-60% versus replaceable liners: our hardfacing plates slash downtime for change-outs and eliminate consumable welding rods in high-abrasion zones like coal pulverizer cones.

Premium Hard Overlay Welded Steel | High-Chromium Carbide & Tungsten Carbide Cladding for Extreme Wear Resistance

Application Prospects of Hardfaced Steel Plate: Driving Efficiency in High-Wear Industries​

1. Mining & Quarrying: Extending Equipment Lifespan in Harsh Conditions​

  Hardfaced steel plates are indispensable in the mining and quarrying sectors, where heavy machinery faces relentless abrasion from rocks, ore, and gravel. These plates are commonly used to line chutes, hoppers, crushers, and conveyor belts, drastically reducing wear and tear on critical components. By applying a high-chromium carbide overlay or other wear-resistant alloys, hardfaced steel plates can outlast standard steel by ​​3 to 10 times​​, minimizing downtime and maintenance costs. Mines and quarries worldwide rely on these plates to protect excavators, bulldozers, and dump trucks, ensuring continuous operation in some of the most abrasive environments on Earth.

​2. Construction & Heavy Machinery: Reinforcing Equipment for Demanding Tasks​

  In construction, hardfaced steel plates are widely used to reinforce parts of excavators, loaders, bulldozers, and road graders that are exposed to constant friction and impact. Whether it’s bucket teeth, cutting edges, or wear plates, these components benefit from the enhanced durability provided by hardfacing techniques. The construction industry also utilizes hardfaced steel plates in ​​precast molds, foundation supports, and earth-moving equipment​​, where resistance to gouging and abrasion is critical. By integrating these plates, contractors reduce replacement frequency, improve safety, and lower long-term operational expenses.

​3. Power Generation & Steel Industry: Protecting Critical Infrastructure​

  The power generation and steel industries leverage hardfaced steel plates to protect equipment subjected to extreme thermal and mechanical stress. In power plants, these plates are used in coal handling systems, ash conveyors, and boiler components to combat erosion from coal slag and fly ash. Meanwhile, in steel mills, hardfaced steel plates line ladles, furnace doors, and material handling systems, where they endure high temperatures and abrasive slags. Their ability to ​​withstand both wear and heat​​ makes them a preferred choice for extending the life of expensive machinery, reducing costly shutdowns, and maintaining operational efficiency in demanding industrial environments.

By addressing the specific wear challenges across these sectors, hardfaced steel plates not only enhance equipment durability but also contribute to ​​cost savings, productivity gains, and operational reliability​​—making them a strategic investment for industries that depend on high-performance materials.

FAQ

Why are there so many cracks?

Due to the cooling rates of dissimilar metals. Our hard facing plate for coal chute liner is manufactured by welding which results in high temperatures. During the cooling, the plate goes through a stress relieving which is a natural process and does not effect the performance of the plate. The stress relief cracks should be between 3/4" - 2" apart. The cracks can be touched up by our chrome carbide welding rod.
Hard facing plate for coal chute liner is usually attached by countersunk bolts, welding studs, perimeter welding, or plug welding. Some methods are better suited than others depending on the specific application. For more detail on each method see the installation section.
Hard facing plate for coal chute liner cannot be machined or drilled. It can however be ground. Mild steel inserts are used to create countersunk or counter bored holes. hard facing plate for coal chute liner can be cut using plasma, Grinding wheel saw, or air-arc gouging.
Our product has no limit to quantity, it can be ordered according to customer requirement.

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What Our Clients Are Saying

Rajiv Patel
Rajiv Patel

No more weekly weld repairs! These plates’ metallurgical bonding survived 12 months of granite impact loading in our primary crusher. Our consumable welding rod costs dropped by 82% last quarter.

Priya S
Priya S

Coal pulverizer wear was shutting us down monthly. Since installing these ASTM G65-tested hardfacing plates, we’ve achieved 11 months of continuous operation – and avoided $360k in lost generation revenue.

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Why Choose Us

Why Choose Us

Hard-plate® is an high-tech enterprise specializing in metal matrix hard-face wear resistant steel plate and wear resistant material manufacture. Relying on domestic famous institute, Hard-plate® researches and develops wear resistant material and hardfacing welding machine independently, passed the ISO quality mangement system, have dozens of own technologies, got rewarded as high-tech enterprise in 2007 and gained national innovation funds in 2010. Now, Hard-plate® has become domestic famous enterprise.

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