Highly specialized wear solutions designed to prolong the lifecycle of machinery under extreme abrasive environments.
Composite material wearplate made of a structural steel backing & a hard weld surfacing. RX®wp 7600 is a composite material made of a structural steel backing and ahard weld surfacing,corresponding to DIN 8555.
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Self shielded flux cored wire. High chromium alloy designed for resisting high stress grinding abrasion with low impact. Engineered to deposit robust wear-resistant overlays.
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Self shielded flux cored wire. High chromium alloy designed for resisting high stress grinding abrasion with low impact. Excellent matrix toughness and particle distribution.
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RX®Surfacing equipment with high degree of automation, high efficiency, small footprint, and four welding guns working independently. Controls parameters via 10.2-inch touch screen.
See more products >Luxembourg has long been synonymous with global steel manufacturing and metallurgical excellence. As the headquarters for massive iron and steel empires such as ArcelorMittal, and home to historically significant heavy rolling facilities in Differdange, Esch-Belval, and Rodange, the country demands high-reliability components. The local industrial base has evolved from basic metal casting to highly advanced, high-value engineering, logistics, and circular economy waste-to-energy processes. In these heavy operations, mechanical components are continuously subjected to severe degradation mechanisms, including friction, high-stress abrasion, and temperature-induced fatigue. Operational downtime in key units like blast furnaces, sinter mills, and slag shredders can cause significant financial losses. Industrial managers increasingly rely on engineered surface treatments, particularly hardfacing flux-cored welding wires and Chromium Carbide Overlay (CCO) wear plates, to extend equipment lifespans.
In the concrete manufacturing complexes around Rumelange and the steel scrap yards of Esch-sur-Alzette, machinery deals with heavy geological material flow and scrap metal recycling. Traditional carbon steel plates, and even conventional quenched-and-tempered steel plates, suffer rapid material loss due to micro-ploughing and gouging. Hardfacing processes solve this problem by applying a specialized layer of high-alloy material onto structural steel backings. During the welding process, alloying elements such as Chromium, Niobium, Carbon, and sometimes Tungsten are introduced. The chemical composition forms hard primary carbides (M7C3 structure) distributed within a supportive austenitic or martensitic matrix. This combination allows the surface to resist micro-cutting from hard abrasive grains (like silica, slag, or cement clinker) while maintaining the structural toughness needed to prevent brittle cracking under mechanical impact.
Understanding welding specifications and compliance is critical for European industrial buyers. Hardfacing welding wires and surfacing overlays are classified according to standards like DIN 8555 (German Institute for Standardization) or AWS (American Welding Society). A common wire formulation used in cement crushing roller repairs, for instance, corresponds to DIN 8555 MSG 10-GF-60-GR. This code tells engineers that the alloy is a gas-shielded flux-cored wire depositing a chromium-carbide alloy with a hardness range of approximately 60 HRC, specifically designed to resist grinding abrasion.
In demanding environments, matching the exact wear mechanism to the correct metallurgical phase is vital. For pure sliding abrasion, high carbon and high chromium compositions (which produce primary chromium carbides) are ideal. However, when heavy impact is present, a martensitic matrix or a complex carbide structure containing Niobium, Boron, or Molybdenum is required to prevent spalling. The table below outlines the primary metallurgical classifications used by Tangshan Runxing Machinery Co., Ltd. for the European market:
| Alloy Group | Microstructural Phase | Hardness Range | Equivalent DIN 8555 Standard | Primary Industrial Use-Case |
|---|---|---|---|---|
| High-Chromium Iron (Fe-Cr-C) | M7C3 Carbides + Austenite Matrix | 58 - 62 HRC | MF 10-GF-60-G / MSG 10-GF-60-GR | Cement roller presses, wear plates, hopper linings, and chute liners. |
| Complex Carbides (Cr-Nb-Mo-W-V) | Multi-element Carbides + Martensite | 60 - 65 HRC | MF 10-GF-65-GR / MSG 10-GF-65-G | Slag handling systems, sinter screens, and high-temperature waste incinerators. |
| Martensitic Steel | Martensite with dispersed carbides | 52 - 57 HRC | MF 6-GF-55-GP / MSG 6-GF-55-G | Metal-to-metal sliding wear, guide rolls, crane wheels, and track links. |
| Nickel-Chrome-Tungsten (PTTA) | Fused Tungsten Carbides in Ni-Cr-Si matrix | 55 - 60 HRC | MF 21-GF-55-CG / MSG 21-GF-55-CG | Severe combined erosion, corrosion, and wear in dredging or chemical lines. |
By leveraging these microstructural properties, engineers can customize the chemistry of the overlay to fit specific local needs. A standard 15mm-thick Chromium Carbide Plate, featuring a 10mm structural steel base and a 5mm high-alloy cladding, can provide structural integrity along with wear resistance that outperforms conventional carbon steels by up to 20 times.
The global competitiveness of industrial operations depends on cost efficiency and reliable supply chains. As a specialized manufacturer of wear-resistant surfacing products located in the industrial region of Tangshan, Hebei Province, China, Tangshan Runxing Machinery Co., Ltd. offers significant production advantages. Hebei Province is a major center for global steel production, providing the factory with direct access to high-quality raw steels and alloy powders. This local integration minimizes internal transport costs and guarantees a reliable supply of raw materials.
Runxing’s production efficiency is driven by high levels of automation. The factory uses multi-gun automated surfacing machines that apply hardfacing overlays to large steel plates under tight temperature controls, ensuring a uniform chemical profile. To ensure smooth international trade, all export business is managed by **Hebei Yuwan International Trade Co., Ltd.** This partnership allows the factory to focus on product quality and technical R&D, while Yuwan handles global logistics, export documentation, customs clearance, and delivery to Luxembourg and other European destinations.
Furthermore, Runxing Machinery’s long-standing status as a qualified agent for **VAUTID in Germany** for six consecutive years (since 2019) demonstrates our ability to meet the strict quality standards of the European market. We combine Chinese manufacturing efficiency with German quality control standards, ensuring that every batch of flux-cored welding wire and overlay plate meets the requirements of European engineers.
High-capacity maintenance solutions designed to restore worn industrial components to their original operating dimensions.
RX® has many years of experience and solutions for making machinery and equipment, machining accessories, and engineering projects. We customize products based on European engineering drawings, ensuring precise tolerance control and correct fitment on-site.
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Rolls and grinding rolls are divided into steel mill conveyor rolls, continuous casting rolls, coal mills, vertical mills, and roller presses. The lifespan of these rolls affects production costs. RX® has extensive experience in roll repair, helping companies extend component life and reduce downtime.
Request Roll Inspection >Tangshan Runxing Machinery Co., Ltd., a professional manufacturer located in Tangshan, Hebei Province that focuses on R&D, production and on-site construction service of hardfacing wear-resistant metal products, was founded in 2010.
Our main products include chromium carbide overlay (CCO) wear plates, custom processed wear liners, wear-resistant pipes and pipe fittings, hardfacing flux-cored welding wires, automatic hardfacing welding machines, and professional roller surfacing repair service. We follow the business idea of “Integrity, Superior Quality, Innovation & Sustainable Development” and own mature advanced metal surface hardfacing technology.
We provide customized wear-resistant solutions for cement, steel, mining, port and dredging industries around the world, and have gained good market reputation in Russia and Central Asia. All export business is fully authorized and handled by Hebei Yuwan International Trade Co., Ltd. This trading company completes all export work including customs clearance, shipment, documents and payment collection.
Read More About UsEngineered configurations designed to resolve complex wear challenges across key processing industries.
The availability of critical equipment is essential for cement plants. Wear resistance determines the operating time of processing machinery like roller presses, VRM tables, and chutes.
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Mine operators seek to increase productivity, profitability, and sustainability. We help partners achieve these goals by delivering comprehensive and cost-effective wear solutions.
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Equipment conditions in the steel industry involve high temperatures, mechanical impact, and chemical corrosion, demanding robust hardfacing materials.
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Wear protection solutions for fan blades, conveyor chutes, hopper liners, pulverizing crushers, coal mills, dust removal systems, and bulk conveying equipment.
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Loading, unloading, and conveyor systems at dry bulk terminals are subjected to continuous material friction. Wear damage to these components directly impacts handling efficiency.
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The wear-resistant alumina ceramic is made of high purity superfine alumina powder and sintered at high temperature by an optimized formula, offering alternative wear options.
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We continue to develop new metallurgical alloys and automated application systems to address changing wear challenges in heavy industry.
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Ongoing materials research focused on high-temperature sliding wear and corrosion resistance in chemical processing applications.
See future projects >Recent news, academic research visits, and exhibitions showcasing our global wear engineering services.
Tangshan Runxing Machinery Co., Ltd. has officially launched its trial website at www.runxing-machinery.com, providing a specialized platform for wear protection procurement.
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Runxing participated in the 2024 South Africa International Construction and Mining Exhibition in Johannesburg, presenting our latest wear solutions to African mining companies.
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A delegation from Tangshan University visited our facility to collaborate on metal forming and cladding research projects, supporting our ongoing product development.
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Since 2019, Runxing has served as a qualified agent for VAUTID Germany, integrating high-quality German welding materials into our customized wear-resistant assemblies.
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Runxing displayed its product range, including chromium carbide plates and pipes, at the EXPOMIN mining exhibition, expanding our network in the South American market.
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Get detailed answers on metallurgical specifications, application choices, and international supply chain logistics.
Quenched and Tempered (Q&T) steels derive their strength and hardness from heat treatment, but they are limited to approximately 400-500 HB and lose hardness when exposed to temperatures above 250°C. Chromium Carbide Overlay (CCO) plates feature a weld surfacing layer containing primary chromium carbides (M7C3 structure, hardness 1200-1600 HV) in an alloy steel matrix. Under sliding abrasion, CCO plates can outlast traditional Q&T steels by a factor of 10 to 20, and they maintain their properties at temperatures up to 600°C, making them suitable for hot slag processing and furnace chutes.
Our export business is managed by Hebei Yuwan International Trade Co., Ltd. They handle all export logistics, including booking ocean cargo, customs declarations, trade compliance, and domestic inland transport to Luxembourg. Standard container shipments depart from Tianjin Port (Xingang) and are routed through European import hubs like Rotterdam, Antwerp, or Hamburg, with final delivery to your facility via truck. Shipping times typically range between 35 and 45 days, and air freight options are available for urgent maintenance requirements.
Yes. Tangshan Runxing Machinery Co., Ltd. provides customized machining services. We can cut, bend, roll, and weld CCO plates and structures to match your specific CAD drawings. Our fabrication services include producing pre-drilled wear liners with countersunk studs, curved hopper panels, wear-resistant pipe elbows, and custom cement chute linings, allowing for direct installation upon arrival.
Runxing's agency partnership with VAUTID Germany indicates that our raw materials and production processes comply with recognized European metallurgy standards. We utilize VAUTID wear-resistant formulations for specialized applications, ensuring that our products offer reliable performance under severe wear conditions.
For applications involving high sliding abrasion and low impact, we recommend our open-arc (self-shielded) high-chromium flux-cored wire, which corresponds to DIN 8555 MF10-GF-60-GR. This wire deposits a high volume fraction of chromium carbides within a supporting matrix, providing wear resistance without requiring external shielding gas. This makes it suitable for on-site repairs of excavator buckets, cement mill chutes, and scrap processing equipment.
Review our complete selection of hardfacing alloys and composite wear plates, available for international shipping.
Wholesale hardfacing materials and flux cored wires manufactured to international standards. Designed for high deposition rates and consistent overlay chemistry.
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OEM self-shielded flux cored wires designed for hardfacing applications. Does not require external shielding gas, making it suitable for on-site field repairs.
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Bimetallic chromium carbide surfacing wear-resistant composite steel plate. Suitable for high-wear areas in heavy steel production and slag handling.
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Industrial-grade self-shielded flux cored wire, formulated to protect steel mill guide rollers and scrap bins from sliding abrasion.
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Runxing RX-m Series CCO Wear Resistant Plate, designed for mining and cement chute liners. Offers resistance to high-stress gouging wear.
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High-alloy hardfacing wires manufactured for the repair of steel mill conveyor rolls, shredders, and processing components.
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ODM Chromium Carbide Overlay (CCO) Wear Plates. Engineered for bulk material handling chutes, hopper hoists, and cement plant storage silos.
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Custom multi-alloy composite wear plates designed to handle combined mechanical impact and sliding abrasion in iron ore sintering lines.
View Product Details >Contact our engineering team to discuss your wear challenges. We provide customized material specifications, alloy formulations, and shipping quotes to Luxembourg.