Providing high-durability hard surfacing overlays compatible with Korean mining and heavy equipment specifications.
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Engineered for high-stress grinding abrasion in heavy industrial applications like Korean ports and power plants.
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Specially developed to resist severe impact and abrasion, enhancing lifespan under rigorous industrial conditions.
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Our top-rated bimetallic steel plates deliver exceptional performance under extreme thermal and mechanical strain.
Learn More >South Korea stands as an intellectual and manufacturing powerhouse, leading global markets in high-tech steel production, state-of-the-art shipbuilding, energy generation, and cement manufacturing. Giant corporations such as POSCO, Hyundai Steel, Ssangyong C&E, and KEPCO drive continuous industrial developments. However, processing abrasive materials—such as raw iron ore, silica, coal, clinker, and maritime sediments—poses massive tribological challenges to their mechanical infrastructure.
In regions like the Incheon Port terminal hubs, the Gangwon-do cement mining belts, and the massive steel mills of Dangjin and Gwangyang, conveyor components, transfer chutes, and vertical roller mills are subjected to incessant abrasive force. This results in costly, unscheduled downtime and heavy maintenance expenditures. Implementing advanced material science—specifically, chromium carbide overlay (CCO) wear plates and bimetallic composites—is no longer just a maintenance option; it is a critical requirement for maximizing operational efficiency and reducing total cost of ownership (TCO).
"For modern Korean heavy industries, implementing wear solutions featuring high-density primary M7C3 chromium carbides ensures that key infrastructure parts last up to 5 to 10 times longer than standard structural steels."
Across the global landscape, the transition from conventional hardened alloys (like standard manganese steel and quenched plates) toward structural composite overlays has accelerated. Heavy industries in Europe, North America, and East Asia are aggressively looking for materials that exhibit high impact tolerance combined with superior slip-abrasion resistance. These parameters are achieved through controlled open-arc weld overlaying, where high-chromium alloy wires are deposited onto tough structural steel backings.
Tangshan Runxing Machinery Co., Ltd., situated in Hebei Province, China, has strategically positioned itself to meet this demand. As the heart of China's primary iron and steel manufacturing belt, Tangshan offers unparalleled access to premium metallurgy, high-grade base steels, and specialized alloy powders. This raw material security, coupled with automated high-efficiency production lines, allows Chinese manufacturers to offer wear-resistant products with exceptional consistency at competitive prices.
For South Korean procurement officers, sourcing wear plates from our Tangshan factory offers a strong logical advantage: geographical proximity. Shipments routed from Tangshan to Hebei Yuwan International Trade Co., Ltd., and onwards to Korean hubs like Incheon or Busan, require only a fraction of the transit time and shipping costs compared to European or North American imports. This fast supply turnaround ensures that Korean mills can minimize their storage inventories while remaining fully responsive to emergency repair cycles.
Composite material wear plate made of a structural steel backing & a hard weld surfacing. RX®wp 7600 is a composite material corresponding to DIN 8555, ideal for heavy-duty slide plates in Korean steel manufacturing plants.
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Self-shielded flux-cored wire. High chromium alloy designed for resisting high-stress grinding abrasion with low impact. Excellent for re-surfacing wear plates and coal hoppers.
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Self-shielded flux-cored wire and plate systems. High chromium alloy engineered to withstand extreme grinding abrasion, providing a smooth sliding coefficient for heavy industrial hoppers.
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RX® Surfacing equipment features a 10.2-inch touch screen control, four working welding guns, and uniform speed swing welding. Suitable for overlay wear plate fabrication, roll repair, grinding disks, and vertical mill liners.
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Runxing has decades of technical experience designing machinery accessories, custom liners, piping bends, and heavy construction engineering layouts configured to match local Korean blueprints.
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Providing precision repair solutions for cement mill grinding rollers, vertical mills, and conveyor rollers. Runxing helps enterprises double the service life of expensive mechanical assets, lowering TCO.
See more products >To fully grasp the relevance of high-chromium bimetallic plates, one must examine their applications in Korea's key industrial sites:
1. South Korean Cement Plants (Gangwon-do & Chungcheongbuk-do): In vertical raw mills, chutes, and separator cones, limestone dust and clinker exert intense abrasive wear. Utilizing the Runxing RX-m series high-hardness CCO plate provides a protective barrier containing dense primary chromium carbides. This maintains machinery operation throughout long manufacturing campaigns.
2. Port Bulk Material Handling (Incheon & Gwangyang): Port hoppers, coal grab buckets, and transfer chutes handle thousands of tons of abrasive dry cargo daily. Replacing standard carbon steel liners with ODM Chromium Carbide Overlay (CCO) plates prevents wall wear-through and sticky material build-up due to the overlay's low coefficient of friction.
3. Steel Mill Coke and Ore Processing (Pohang & Dangjin): Sinter plant chutes, blast furnace charging structures, and coke dust collectors operate under high temperatures and constant abrasion. Runxing's wear plates are designed to withstand thermal levels up to 350°C (and higher with specialized alloys), protecting critical infrastructure under demanding thermal conditions.
Tangshan Runxing Machinery Co., Ltd., founded in 2010 in Tangshan, Hebei Province, specializes in the R&D, production, and on-site construction service of hardfacing wear-resistant metal products. Leveraging advanced surface hardfacing technologies, we supply high-performance solutions across the globe.
Our core products include Chromium Carbide Overlay (CCO) wear plates, customized wear liners, hardfacing flux-cored wires, and automated surfacing machines. All our export operations are managed by Hebei Yuwan International Trade Co., Ltd., ensuring smooth logistics, professional custom clearances, and efficient delivery.
Agent for 6 consecutive years
Authorized Global Trader
Our wear-resistant products help maintain equipment availability in Korean cement plants, protecting vertical mills and hoppers to maximize uptime.
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We supply high-efficiency wear liners and extraction plate components designed to optimize profit margins and durability for mining operators globally.
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Designed to handle high temperatures, abrasion, and raw minerals in iron-making processes, reducing wear at critical transfer points.
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Wear protection for fan blades, conveyor chutes, coal pulverizer parts, and dust collectors, ensuring consistent power output.
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Protects terminal transport equipment, grab buckets, and stackers handling abrasive mineral dry bulk cargos.
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High-purity alumina ceramics designed for specific slide and chemical abrasion zones where weld overlays are restricted.
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Custom fabrications and specialized engineering systems designed for heavy industrial environments.
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Developing new wear plate compositions and hardfacing overlay techniques to meet changing market needs.
View Details >Modern industrial tribology is shifting focus toward the microstructural refinement of weld overlays. Standard CCO plates have traditionally featured relatively coarse primary chromium carbides ($Cr_7C_3$). While highly wear-resistant, large carbides can act as stress-concentration points under severe impact, leading to micro-cracking and spalling. Our engineering team at Runxing is addressing this by testing complex alloy chemistries containing additions of niobium, boron, titanium, and tungsten.
These elements refine the carbide structure, distributing micro-carbides evenly throughout the matrix. This increases bulk hardness and improves impact toughness, allowing CCO plates to be used in high-impact applications. Furthermore, our automated manufacturing equipment features advanced control systems that optimize cooling rates, minimizing distortion and ensuring high flatness for easier installation in Korean engineering facilities.
Showcased mining machinery wear solutions, vertical mill refurbishment materials, and flux-cored wire applications at the Johannesburg International Convention Center.
Collaborated with metal forming technology professors to research micro-structural integrity and carbide refinement in open-arc hardfacing systems.
Runxing has operated as a qualified agent for VAUTID for six consecutive years, utilizing high-quality German wear-resistant alloy parameters in our manufacturing process.
Our standard bimetallic hardfaced overlay plates offer uniform hardness and reliability for industrial machinery.
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Direct factory custom solutions for severe abrasion environments, produced with open-arc cladding equipment.
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Engineered for high-stress applications like mining and cement chutes, delivering extended service life.
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High-durability overlay options for severe grinding applications in processing industries.
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Specially formulated hardfacing wires that provide smooth weldability and high hardness overlays.
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Quality-certified hardfacing plates with balanced impact tolerance and sliding wear properties.
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Premium welding wires for repairing mill rolls, industrial valves, and worn carbon steel parts.
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Premium Wear Protection solutions featuring fine chromium carbide microstructure configurations.
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