Xi’an Yeneng Metallurgical Engineering Co., Ltd

Our Popular Product

Electric Arc Furnace

I. Position in the Metallurgical Process The Electric Arc Furnace (EAF) is the primary melting unit in modern steel plants, forming the first and most critical step in the EAF–LF–VD/VOD–CCM steelmaking route. It is responsible for converting solid metallic charge into molten steel and directly determines productivity, energy consumption, and steel cleanliness of the entire melt shop. II. Application: The EAF is used for smelting carbon steel, high quility carbon steel and various alloy steel. It applies to all syeel scrap, hot metal crap, pelletizing and preheating steel scrap. hot briquetted iron an dsponge iron, etc. III. Technical Features： High-Impedance & Long-Arc OperationThe EAF is designed with a series reactor in the main electrical loop, allowing stable long-arc, high-voltage, and low-current operation. This improves arc stability, reduces electrode consumption, and enhances overall melting efficiency. Efficient Oxygen and Burner SystemIntegrated oxygen lances and furnace wall burners accelerate scrap melting, promote foamy slag formation, and significantly shorten tap-to-tap time. Advanced Eccentric Bottom Tapping (EBT)The EBT system ensures slag-free tapping, minimizing re-oxidation and nitrogen pickup. This results in cleaner steel, lower load on the ladle furnace, and longer refractory life. Robust Water-Cooled Furnace StructureThe furnace adopts a frame-type, fully water-cooled shell with detachable upper and lower sections. This design provides excellent thermal protection, long campaign life, and stable operation under high power input. Flexible Mechanical OperationFurnace tilting, electrode lifting, and roof rotation are controlled by proportional hydraulic systems, ensuring smooth, precise, and reliable operation during charging and tapping. Automation & Process ControlThe entire EAF system is equipped with PLC and computer-based control and monitoring systems, enabling real-time process adjustment, data tracking, and safe operation. IV. Specification of Electric Arc Furnace V.Main Equipment Scope Yeneng EAF supply typically includes: Furnace shell, roof, and water-cooled panels Graphite electrode system and lifting mechanism Tilting mechanism and hydraulic system Short network interface and power-related components Oxygen injection and burner system Level 1 automation and process control system Scope can be flexibly adjusted according to project requirements and existing plant configuration. VI. Engineering Value & Operational Benefits Short tap-to-tap time and high productivity Low specific power and electrode consumption Improved steel cleanliness and stable quality Reduced maintenance frequency and long service life High adaptability to local raw materials and operating conditions VII. Why Choose Yeneng Electric Arc Furnace Xi’an Yeneng Metallurgical Engineering Co., Ltd. is an experienced supplier of EAF systems with strong engineering capabilities and full EPC service capacity. We do not only deliver equipment, but provide process-oriented furnace solutions, covering design, manufacturing, installation, commissioning, and long-term technical support. Our EAF solutions help steel producers achieve lower operating cost, higher efficiency, and stable long-term performance, making them well suited for developing and fast-growing steel markets in the Middle East and Southeast Asia. About Us Xian Yeneng Metallurgical Engineering Co., Ltd is a leading provider of advanced steelmaking solutions based in Xian, China. We specialize in the design, R&D, manufacturing, and installation of furnaces and related equipment, as well as providing comprehensive overhaul services. Our Core Products Electric Arc Furnaces (EAF) Submerged Arc Furnaces (SAF) Ladle Refining Furnaces (LRF) VOD/VAD/VD Furnace Induction Furnaces One-Stop Solution: Furnace, Spare parts, maintenance, and equipment upgrade services

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Ladle Refining Furnace

I. Descripition of Ladle Refining Furnace (LRF) The Ladle Refining Furnace (LRF) is a key secondary steelmaking equipment used to refine molten steel, positioned between primary steelmaking and continuous casting within the EAF–LF–VD/VOD–CCM production route. It enables precise control over the steels chemical composition, temperature, and impurity levels. The LRF operates by injecting gases like oxygen, argon, or nitrogen into the molten steel, which aids in removing impurities such as sulfur, carbon, and excess oxygen. Alloying elements can be added to adjust the steel’s composition for specific applications, including stainless steel and high-performance alloys. II. Typical Application: Yeneng Ladle Refining Furnaces are widely applied for the production of: Carbon steel and structural steel Alloy steel and low-alloy steel Bearing steel and spring steel High-quality and clean steel grades requiring strict composition control LF systems are suitable for steel plants demanding high consistency, low impurity levels, and stable casting conditions. III. Parameters of Ladle Refining Furnace (LRF) IV. Technical Features Electric Arc Reheating SystemGraphite electrodes provide precise temperature control, compensating for heat losses during ladle transfer and ensuring stable superheat before casting. Argon Stirring & Slag RefiningBottom argon purging promotes bath homogenization, accelerates desulfurization, and supports inclusion flotation and removal. Accurate Alloy FeedingAlloy addition systems enable precise chemical adjustment, ensuring uniform composition throughout the molten steel. Optimized Furnace StructureThe LF adopts a rigid frame structure with a water-cooled roof and side panels, ensuring long service life under repeated thermal cycles. Process Automation & MonitoringPLC-based automation allows real-time control of power input, stirring intensity, and temperature, improving refining efficiency and operational safety. V. Main Components of Ladle Refining Furnace (LRF) Ladle & Ladle Transfer Car Heating Device Electrode Control System Hydraulic & Control Valve System Gas & Cooling Systems Electrical Control System High-Voltage Power System High-Current Circuit Supply scope can be customized according to plant layout and refining requirements. VI. Engineering Value & Operational Benefits Precise temperature and composition control before casting Improved steel cleanliness and inclusion control Reduced rejection rate and casting interruptions Lower refining load on downstream processes Stable operation for a wide range of steel grades VII. Advantages of Yeneng’s Ladle Refining Furnace (LRF) Xi’an Yeneng Metallurgical Engineering Co., Ltd. designs and supplies Ladle Refining Furnaces based on a deep understanding of secondary metallurgy and plant operation. Our LF solutions are engineered to integrate seamlessly with EAF, VD/VOD, and CCM systems, ensuring smooth process flow and long-term reliability. In addition to equipment supply, we provide EPC services, installation, commissioning, process optimization, spare parts supply, and technical upgrades, helping steel producers achieve consistent quality and efficient operations in the Middle East and Southeast Asia. About Us Xian Yeneng Metallurgical Engineering Co., Ltd is a leading provider of advanced steelmaking solutions based in Xian, China. We specialize in the design, R&D, manufacturing, and installation of furnaces and related equipment, as well as providing comprehensive overhaul services. Our Core Products Electric Arc Furnaces (EAF) Submerged Arc Furnaces (SAF) Ladle Refining Furnaces (LRF) VOD/VAD/VD Furnace Induction Furnaces One-Stop Solution: Furnace, Spare parts, maintenance, and equipment upgrade services

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12500kvA Submerged Arc Furnace for Ferroalloy EAF

I. Position in the Ferroalloy Smelting Process The Submerged Arc Furnace (SAF) is the core smelting unit in ferroalloy plants, forming the central stage of the ore preparation – SAF smelting – casting or crushing production route. It is specifically designed for high-temperature reduction reactions and directly determines alloy yield, power consumption, and production stability. II.Typical Applications & Alloy Types Yeneng Submerged Arc Furnaces are widely applied for the production of: Silicon Manganese (SiMn) Ferro Manganese (FeMn) Ferro Silicon (FeSi) Ferro Chrome (FeCr) Ferro Nickel (FeNi) Silicon Metal These alloys are essential raw materials for carbon steel, stainless steel, alloy steel, and special steel production, as well as for chemical and metallurgical industries. III. Technical Features: Submerged Electrode OperationDeep electrode penetration ensures stable arc behavior, uniform heat distribution, and efficient reduction reactions within the furnace burden. Robust Furnace StructureThe furnace adopts a heavy-duty steel shell with high-quality refractory lining and selective water-cooled components, ensuring long campaign life under continuous high-temperature operation. Flexible Furnace ConfigurationOpen, semi-closed, or closed furnace designs can be provided according to alloy type, raw material characteristics, and environmental requirements. Stable Electrical SystemThe furnace is equipped with a high-capacity transformer, reliable electrode regulation system, and optimized short network, ensuring stable power input and low electrical losses. Efficient Off-Gas CollectionClosed and semi-closed designs enable effective off-gas capture and dust collection, supporting environmental compliance and optional energy recovery. Automation & Process ControlPLC-based control systems allow real-time monitoring of electrical parameters, electrode position, and furnace operation, improving process stability and operational safety. IV. Main Components of Submerged Arc Furnace Yeneng SAF supply typically includes: Furnace shell, hearth, and refractory lining system Graphite electrode columns and electrode regulation system Furnace transformer and electrical system interface Short network and current-carrying components Furnace roof and off-gas collection system Level 1 automation and control system The supply scope can be customized based on project scale, alloy type, and existing plant conditions. V. Advantages of Yeneng’s Submerged Arc Furnace (SAF) High alloy recovery rate and stable product quality Low specific power consumption per ton of alloy Long furnace campaign life and reduced downtime Strong adaptability to local ores and reducing agents Reliable operation for continuous, large-scale production VI. Why Choose Yeneng Submerged Arc Furnace Xi’an Yeneng Metallurgical Engineering Co., Ltd. provides process-driven Submerged Arc Furnace solutions for ferroalloy producers worldwide. Our SAF systems are engineered with a deep understanding of reduction metallurgy, raw material behavior, and long-term operational reliability. Beyond equipment supply, we offer EPC services, commissioning support, process optimization, spare parts supply, and furnace upgrading, helping customers achieve stable production, lower operating costs, and sustainable long-term performance—particularly suitable for fast-growing ferroalloy markets in the Middle East and Southeast Asia. Auxiliary Equipment & Spare Parts Water-Cooled Furnace Roofs & Cables: Including water-cooled roof panels, side panels, door frames, and furnace shell cooling pipes. Electrode Holder Assembly: Includes conductive arms, clamps, hydraulic or pneumatic cylinders, and water-cooling systems. Short Network System Components: Bus tubes, flexible connectors, compensators, current conducting arms, and high-current copper contacts.

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VOD/VD Vacuum Degassing Refining Furnace

I. Description of VD/VOD Furnace VOD (Vacuum Oxygen Decarburization) and VD (Vacuum Degassing) furnaces are advanced secondary refining units positioned after LF and before continuous casting in the EAF–LF–VD/VOD–CCM production route. They are essential for producing ultra-low carbon, low-gas, and high-purity steels by refining molten steel under vacuum conditions. II. Typical Applications -VD Furnace Applications: High-quality carbon steel Alloy steel and low-alloy steel Bearing steel and clean steel grades Steel grades requiring low hydrogen and nitrogen content -VOD Furnace Applications: Stainless steel Ultra-low carbon stainless steel High-alloy and corrosion-resistant steels These systems are indispensable for steel producers targeting high-performance and demanding end-use applications. III. Technical Features High-Efficiency Vacuum SystemMulti-stage vacuum pumping units ensure rapid pressure reduction and stable vacuum levels, enhancing degassing and decarburization efficiency. Optimized Oxygen Blowing (VOD)Precisely controlled oxygen injection promotes carbon removal while protecting chromium and other alloying elements from excessive oxidation. Argon Stirring & Bath HomogenizationInert gas stirring accelerates mass transfer, improves temperature and composition uniformity, and supports inclusion removal. Robust Vacuum Vessel & Sealing DesignThe furnace vessel and sealing systems are engineered to withstand repeated thermal and pressure cycling, ensuring long-term reliability. Integrated Automation & Process ControlPLC-based systems monitor vacuum level, oxygen flow, temperature, and chemistry in real time, enabling stable and repeatable refining results. IV. Parameters of VD/VOD Furnace V. Main Components of VD/VOD Furnace Yeneng VOD / VD supply typically includes: Vacuum vessel and ladle sealing system Vacuum pumping and gas handling system Oxygen blowing system (VOD) Argon stirring and alloy feeding system Structural frame and lifting mechanisms Level 1 automation and control system Supply scope can be tailored to new projects or retrofit applications. VI. Engineering Value & Operational Benefits Achieves ultra-low carbon and low gas content Improved steel cleanliness and mechanical properties Reduced alloy oxidation and higher alloy recovery Stable and repeatable refining performance Supports production of high-value steel grades VII. Advantages of Yeneng’s VD/VOD Furnace Xi’an Yeneng Metallurgical Engineering Co., Ltd. provides vacuum refining solutions based on a deep understanding of secondary metallurgy and stainless steel refining practices. Our VOD and VD systems are designed to integrate seamlessly with LF and CCM units, ensuring smooth process flow and long-term operational stability. We offer complete EPC services, commissioning support, process optimization, spare parts supply, and equipment upgrading, helping steel producers in the Middle East and Southeast Asia achieve higher product quality, lower operational risk, and sustainable competitiveness. About Us Xian Yeneng Metallurgical Engineering Co., Ltd is a leading provider of advanced steelmaking solutions based in Xian, China. We specialize in the design, R&D, manufacturing, and installation of furnaces and related equipment, as well as providing comprehensive overhaul services. Our Core Products Electric Arc Furnaces (EAF) Submerged Arc Furnaces (SAF) Ladle Refining Furnaces (LRF) VOD/VAD/VD Furnace Induction Furnaces One-Stop Solution: Furnace, Spare parts, maintenance, and equipment upgrade services

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Dust Removal Equipment for industrial furnaces

Steelmaking Shop Off-Gas Treatment In modern steel plants, primary emissions arise from Basic Oxygen Furnace (BOF), Electric Arc Furnace (EAF), and ladle metallurgy processes. These gases contain particulate matter (PM), CO, NOx, SO₂, and dioxins, requiring advanced gas cleaning systems (GCS). During the alloy melting process in submerged arc furnaces, there is large volume of flue gas with high temperature. Also, the composition of flue gas is very complex. Considering the chemical and physical properties of flue gas, you can select the best one for your project. In recent years, the LCM long bag type pulse filter has been wide applied for submerged arc furnaces. It can be also used for calcium carbide furnace, boiler, limestone kiln, metal mixer and asphalt mixing station to meet the requirement of national emission standard. The dust collection system for raw material and crashing workshop, it will be including cover, tube, filter, blower and ash vessel, etc. The processing as follows: The ash powder will be collected and treated.The clean gas will be emitted to atmosphere.The fume will be separated.The fume will flow to the filter by the action of blower.Fume cover will be collected the dust from operation Key Technologies & Equipment: Primary Dedusting: Wet scrubbers (Venturi type) and electrostatic precipitators (ESP) for coarse dust removal. Secondary Dedusting: Baghouse filters (pulse-jet type) with PTFE-coated bags for fine particulate control (

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Auxiliaries and Accessories

Auxiliaries and Accessories for Electric Arc Furnace (EAF) 1. Electrical & Power System Accessories Graphite Electrodes (UHP / HP / RP) – Primary current-carrying electrodes for arc generation Electrode Holders & Clamps – Secure electrode positioning and current transfer Electrode Arms & Columns – Mechanical support and movement of electrodes Flexible Water-Cooled Cables – High-current transmission with thermal protection Bus Tubes & Copper Bus Bars – Low-resistance power distribution Furnace Transformer – Steps down high-voltage power for arc operation Reactors & Harmonic Filters – Power quality improvement and arc stabilization 2. Electrode Regulation & Control Electrode Regulation System (Hydraulic / Servo-Electric) – Automatic electrode positioning Electrode Slipping Devices – Controlled electrode movement Arc Control & Power Regulation Panels – Stable arc and optimized energy use Current & Voltage Sensors – Real-time electrical monitoring 3. Cooling & Water System Accessories Water-Cooled Panels (Sidewall & Roof) – Furnace shell protection Water-Cooled Roof & Delta Sections – Heat dissipation near electrode zone Water Flow Switches & Temperature Sensors – Cooling system safety Closed-Loop Water Cooling Units – Efficient thermal management 4. Refractory & Furnace Lining Accessories EAF Refractory Bricks & Castables – High thermal and chemical resistance Magnesia-Carbon Bricks – Slag line and hearth protection Gunning & Ramming Masses – On-site refractory repair Refractory Anchors & Expansion Joints – Structural integrityAnd Other Items....

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