High-alloy self-shielded open arc welding wire engineered for heavy-duty metal hardfacing overlay repairs, reducing sliding abrasion and friction wear.
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Structural steel backing combined with a metallurgical bonded high-chromium carbide overlay. Built to endure severe abrasive load and high impact stress.
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Industrial-grade flux cored wires manufactured under stringent quality protocols to ensure maximum efficiency in heavy repair applications.
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Featuring the Runxing RX-m series, designed specifically for cement chutes, mining buckets, and demanding industrial processing environments.
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Superior wear composite plate fusing base steel with tough chromium carbide deposits, delivering unbeatable service life extension.
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Structural steel plate backing with hard weld surfacing. Corresponding to DIN 8555 standards, it maintains excellent performance under extreme friction.
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Self-shielded flux cored wire formulated with high chromium alloy to resist high-stress grinding abrasion with minimal impact resistance loss.
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Specialized protective overlay alloys designed for high-stress industrial applications requiring customized metallurgical parameters.
See more products >In heavy industrial ecosystems, mechanical components face severe degradation due to sliding, abrasion, erosion, and thermal impacts. Unscheduled maintenance cycles in the mining, cement, steel, and energy sectors translate to billions of dollars of lost productivity globally. The modern answer to this critical challenge is the deployment of engineered bimetallic cladding materials and advanced hardfacing setups. Rather than replacing full structural steel elements, operations deploy surface engineering techniques to shield equipment surfaces with high-performance wear plates and alloy-rich flux-cored wires.
Globally, the demand for chromium carbide overlay (CCO) plates and automated surfacing systems is rising due to deeper excavation practices in mining and strict energy-efficiency thresholds in processing. The core metallurgical challenge is achieving a uniform distribution of primary M7C3 chromium carbides within a tough, impact-absorbing matrix. Doing so prevents cracking propagation during high-stress milling or loading, extending the operational life of chute liners, coal pulverizers, and hopper structures up to 10 times compared to structural mild steels.
Under DIN 8555 parameters, wear resistance is not determined solely by Bulk Hardness (HRC). It is the volume fraction, size, and orientation of the hard carbide crystals (exceeding 1500 HV) embedded inside the support matrix that prevent micro-plowing and abrasive scratching. That is why professional welding set factories prioritize precision alloy compositions over quick, cheap casting methods.
Standard carbon steel wears up to 15x faster than high-grade CCO wear plates under extreme abrasive wear conditions, leading to excessive downtime.
Tangshan Runxing Machinery Co., Ltd., founded in 2010 in Tangshan, Hebei Province, is a premier manufacturer specializing in the research, development, production, and field engineering of high-end hardfacing wear-resistant metal products. Leveraging Hebei's dense industrial resources, we provide tailored wear solutions to cement, steel, mining, dredging, and power generation companies worldwide.
Our comprehensive production program includes chromium carbide overlay (CCO) wear plates, customized processed wear liners, abrasion-resistant pipes, flux-cored welding wires, and automatic hardfacing machinery. All of our export activities are managed by Hebei Yuwan International Trade Co., Ltd., allowing us to focus entirely on metallurgical quality, precision manufacturing, and prompt delivery.
The production of premium bimetallic wear plates and welding wires requires a reliable, continuous flow of high-purity alloying elements, particularly chromium, manganese, carbon, and silicon. Located in the Tangshan-Hebei steel hub, our manufacturing facilities sit within the world's most concentrated metallurgy cluster. This unique location offers distinct advantages:
Immediate access to prime steel backings and top-tier alloying materials reduces logistics expenses and safeguards production against supply market volatility.
Proximity to machinery suppliers, thermal treaters, and shipping networks allows us to accelerate turnaround times for customized wear plates and heavy equipment.
Our plant handles high-volume bulk wholesale shipments and specialized custom orders simultaneously, minimizing cost impacts and ensuring stable lead times.
Beyond material accessibility, the efficiency of our supply chain is enhanced by partnering with specialized export handlers. All logistics, international customs clearance, banking document compilation, and payment security systems are managed by Hebei Yuwan International Trade Co., Ltd. This leaves our factory engineering teams free to focus on metallurgical quality and precision fabrication.
Industrial wear-protection technology is transitioning from traditional high-manganese cast alloys to engineered composite microstructures. The primary driver is the demand for lower maintenance costs and longer runtimes in high-throughput plants. Runxing's technical roadmap outlines key research areas aimed at overcoming these challenges.
Achieving consistent wear protection across large plates requires precise control of heat input to prevent base plate deformation while maintaining high deposition rates. Our current generation of automated cladding equipment uses numerical controls linked to multi-gun arrays. These systems adjust parameters like travel speed, oscillation width, and welding currents in real-time, preventing carbide dilution and ensuring even chemistry across the wear surface.
Standard chromium carbide overlays perform well in typical abrasive conditions. However, when temperatures exceed 500°C or when materials contain fine abrasive grains, standard overlays can wear down. To address this, we are developing complex carbide formulations that incorporate refractory metals like Niobium (Nb), Boron (B), and Titanium (Ti). This produces hard phases that resist thermal softening and prevent micro-grooving.
Future welding wire formulations are shifting toward chromium-reduced, high-efficiency chemistry that complies with stricter environmental rules without sacrificing performance. This is achieved by using alternate solid lubricants and boron-rich iron matrices that maintain high hardness while generating fewer fumes during field welding.
Wear resistance is crucial for cement plant equipment availability. Our custom liners protect vital crushing systems, hoppers, and duct networks to ensure continuous operations.
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Supporting mine operators to improve safety and cost-efficiency. Our wear liners protect excavator buckets, draglines, and haul truck beds from high-impact damage.
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Designed for harsh operating conditions involving abrasive minerals, high temperatures, and chemical corrosion. We help protect sinter grates, guide plates, and skip cars.
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Providing wear protection for coal mills, separator bodies, pulverizer pipes, fan blade liners, and ash handling systems to reduce maintenance downtime.
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Protecting port conveying equipment, reclaimers, loading chutes, and material transfer hoppers from heavy abrasive wear during high-volume shipping operations.
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Providing wear-resistant alumina ceramic panels sintered at high temperatures from high-purity alumina powder, ideal for dry, low-impact sliding wear applications.
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We regularly update our hardfacing overlay systems and wear plates based on real-world feedback from our global customers.
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Delivering tailored wear solutions for various industrial sectors. Our engineering teams design and fabricate plates to meet specific customer specifications.
See more products >Deploying heavy industrial components requires strict adherence to international safety and quality standards. Our hardfacing materials and overlay wear plates are designed, tested, and manufactured in accordance with global classifications like DIN 8555 and ASTM G65 abrasion test specifications. This ensures our products deliver predictable performance when installed in demanding environments worldwide.
Additionally, we recognize that selecting the right wear protection is only part of the solution; proper onsite installation and maintenance are equally important. We offer comprehensive engineering support, including material selection, thickness recommendations, and advice on cutting and welding practices for bimetallic plates.
To ensure reliable international delivery, Hebei Yuwan International Trade Co., Ltd. serves as our authorized partner for all export operations. They handle:
Tangshan Runxing participated in EXPOMIN, one of Latin America's largest professional mining exhibitions. This event allowed us to showcase our range of wear-resistant products, including CCO liners and hardfacing wires, directly to mine operators in South America.
Through these exhibitions and technical exchanges, we continue to develop customized wear-resistant solutions tailored to the specific operating conditions of our global partners.
Designed for heavy repair applications, providing a stable arc and high deposition rates without external shielding gas.
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Premium bimetallic composite plate featuring a dense layer of primary chromium carbides for long-lasting wear protection.
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High-alloy welding consumables designed to protect industrial machinery and parts from severe abrasive wear.
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Specifically engineered for high-impact applications, such as mining chutes and cement feed systems.
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Offers a balanced combination of impact toughness and abrasion resistance for diverse industrial applications.
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Equipped with digital numerical controls and multi-gun configurations for the precise production of wear plates and roll repairs.
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Custom fabrication services including rolling, bending, CNC cutting, and mechanical design for complex industrial wear parts.
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Specialized rebuilding and hardfacing services for steel rolling mill rollers, vertical cement mill rolls, and crushers.
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Runxing machinery
