Double girder casting crane
Parameters of Double girder casting crane Manufactured by Henan Mine Crane
| Parameter | Specification | Remarks |
| Rated Lifting Capacity | 50t – 125t | Customizable for molten metal ladle |
| Span | 10m – 35m | Extended for large smelting workshop |
| Lifting Height | 6m – 25m | For molten metal pouring & lifting |
| Working Class | A7 | High intensity continuous operation |
| Structural Form | Double girder, single trolley | Gantry hanger for molten metal |
| Lifting Speed Control | Stator voltage regulation | Smooth start & brake |
| Travel Speed Control | Variable frequency speed regulation | Precise positioning |
| Control System | PLC + HMI touch screen + WLK controller | Zero position self-reset & lock |
| Anti-top protection | Dual safety protection | Rotary + heavy hammer limit |
| Safety System | Full vehicle safety monitoring | Real-time load & temperature monitor |
| Wheel Structure | split, integral machining | Anti-rail gnawing |
| Heat Insulation | Multi-layer high temp insulation | Resist smelting heat radiation |
| Structural Design | Finite element analysis optimized | High rigidity & anti-deformation |
| Power Supply | 380V/50Hz; 220-660V/50-60Hz | Global power grid customizable |
| Protection Level | IP54 | Dust-proof & high temp resistant |
| Certification | National metallurgical crane standard | Assist CE/ISO9001/GOST/FEM |
Henan Mine Crane Double girder casting crane Product Details
Henan Mine Crane YZ type double girder casting crane is strictly follow the metallurgical bridge crane national industry standards to create special equipment for molten metal, type test compliance, working level A7, designed for metal smelting workshop intermittent, repetitive heavy-duty operation design, universal global standards for accessories, adapted to the global iron and steel mills, smelting workshops, foundries, is a cost-effective choice for molten metal operations.

Product core positioning and design standards
The core positioning of YZ double girder casting crane: to provide safe, stable and efficient molten metal lifting solutions for global metallurgical foundry enterprises. Designed in line with China’s metallurgical crane standards, synchronous compatibility with international FEM, EU CE, IEC and other global certification requirements, for molten metal lifting “heavy load, high temperature, anti-shaking, anti-roofing, anti-track gnawing” five core needs, to create a special double girder structure suitable for smelting workshop, to meet the high-frequency, high-intensity continuous operation.
Core structural design
- Intelligent control system: the linkage platform integrates PLC module + touch screen, with WLK-type master command controller, clear feel, clear gear, with zero position self-recovery and locking device, to eliminate malfunction from the operation side; the whole vehicle adopts PLC + frequency converter communication control, with real-time synchronization of data, and automatic warning of faults.
- Dual speed regulating and smooth mechanism: the lifting adopts stator voltage regulating and speed regulating, and the running adopts frequency converter speed regulating, no impact on starting and braking, no shaking and no spillage of the molten metal packages to be lifted, and high positioning accuracy, which is perfectly adapted to the precise requirements of pouring and mixing of molten iron.
- High-temperature thermal insulation protection: the main beam, end beams, trolley frame and other key structural parts are wrapped in multi-layer thermal insulation, which can withstand high-temperature radiation in smelting workshop without deformation of the structure or attenuation of the strength, and the electrical components are selected from high-temperature-resistant models, which can be operated stably in a long-term high-temperature environment.
- High-precision anti-gnawing wheels: 45°split structure wheel fixing tiles are processed by large-scale boring machine as a whole, and the installation precision is full, which can completely avoid wheel gnawing and partial load wear and prolong the service life of the whole vehicle.
- Double safety protection: the lifting mechanism is equipped with double anti-roofing protection, combined with the vehicle safety monitoring system, real-time monitoring of load, travel, temperature, overload/overlimit automatic alarm shutdown, all-round protection of molten metal lifting safety.
- Finite element optimized structure: the main beam, end beam and other stress components are accurately analyzed by finite element, with strong rigidity, anti-deformation, no shaking and no sinking during heavy load operation, suitable for long-term operation of large tonnage molten metal packages.

Core product advantages
- Dual speed control system, smooth and precise, no spillage: stator voltage regulator + frequency conversion dual speed control, start and stop without impact, accurate positioning, a complete solution to the problem of molten metal lifting shaking, pouring inaccuracy.
- Anti-gnawing wheels, longer life: 45 ° split wheels + overall boring machine processing, no gnawing, no partial grinding, the service life of the entire vehicle than ordinary casting cranes to enhance more than 30%.
- High-temperature insulation, continuous operation without downtime: the key structure of thermal insulation treatment, high temperature radiation resistance, can be in the smelting of high-temperature environment 24 hours of continuous operation, the failure rate is extremely low.
- Multiple safety protection, zero risk of high-risk operation: double anti-roofing + safety monitoring + zero self-locking + overload protection, full-dimensional avoidance of roofing, falling packages, chewing rails and other safety accidents.
- Intelligent PLC control, easy to operate and maintain: human-machine interface visualization operation, self-diagnosis of faults, common international standards for accessories, convenient global maintenance.

Global Adaptation and Application Scenarios
- Application Scenario: Global iron and steel smelting workshop, foundry, non-ferrous metal smelting plant, used for molten metal transfer, pouring, iron mixing, ladle lifting and so on.
- Standard Adaptation: Support CE, ISO9001, GOST, FEM and other international certifications, power supply 220V-660V/50-60Hz is fully customized, adapted to the global power grid.
- Environmental adaptation: high temperature resistance, high dust, resistance to minor corrosion, coastal salt spray environment can be upgraded with anticorrosion, and can be used stably in all kinds of smelting scenarios around the world.

Global exclusive service
- Provide a full set of technical data, installation drawings and operation manuals in English/Spanish/Arabic;
- 7×24 hours global remote video installation and debugging guidance, door-to-door installation is available;
- Germany, the United States, Malaysia, the United Arab Emirates equipment parts center, 72 hours of rapid global delivery;
- Multi-language after-sales hotline, professional metallurgical crane engineers remote troubleshooting.
What Can Henan Mine Crane Double girder casting crane Offer You?
| Value Category | Specific Benefits | Description |
| Operation Stability | Dual speed regulation; precise positioning | No molten metal sloshing, accurate pouring |
| Safety Guarantee | Dual anti-top; safety monitoring; zero position lock | Avoid accidents, ensure hazardous operation safety |
| High Temperature Adaptability | Professional heat insulation; high temp parts | Stable in smelting high temperature radiation |
| Service Life | Anti-rail gnawing wheel; finite element structure | 30% longer service life, less maintenance |
| Operation Efficiency | PLC intelligent control; smooth start/stop | Improve molten metal transfer efficiency |
| Global Adaptability | International certification; customizable power | Direct export worldwide, no modification |
| Maintenance Convenience | Universal parts; fault self-diagnosis | Easy maintenance, global spare parts available |
| Heavy Load Performance | High rigidity girder; A7 working class | Adapt to long-term heavy molten metal lifting |
Detailed Specifications for Henan Mine Crane Four beam casting crane


Product Advantages Overview
Detailed Drawing of Double girder casting crane Manufactured by Henan Mine Crane
Application Scenarios of Double girder casting crane Manufactured by Henan Mine Crane
-
Steelmaking workshop pouring sectionThe casting crane is used for lifting the steel ladle in the steelmaking workshop to complete the transfer of liquid steel and pouring operations, the whole machine is high temperature resistant, stable load bearing, suitable for high temperature and high-risk working environment in steelmaking.
-
Iron casting workshop casting stationThe casting crane is suitable for cast iron production workshop, lifting iron ladle for casting and iron transfer, the double girder structure is stable to meet the safety of molten metal lifting.
-
Casting workshopThe casting crane is used in the casting process of all kinds of large and medium-sized steel castings, smoothly lifting the molten metal packages, reliable operation, to ensure the continuous operation of casting production.
-
Metallurgical refining auxiliary workshopCasting cranes undertake the refining furnace area ladle transfer, workpiece lifting and other operations, to adapt to the workshop high temperature, dusty and harsh working conditions.
-
Auto parts casting workshopCasting cranes are used in the production line of automobile castings (cylinder block, cylinder head, chassis castings, etc.), lifting iron to complete the casting, adapting to the needs of batch casting production.
-
General machinery foundryCasting cranes are suitable for small and medium-sized machinery castings, mold castings production workshop, cost-effective, to meet the conventional foundry molten metal transfer operations.
Crane Operation Demonstration
How to Choose the Best Crane Manufacturer in China
-
1Clarify Your Crane NeedsThoroughly understand your lifting requirements (load details, frequency, and workspace environment) before approaching crane manufacturers.
-
2Determine Crane Service ClassCalculate the required crane service class based on your operational intensity to ensure optimal performance and longevity.
-
3Explore Crane Supplier Custom Features:Investigate available customization options and special features to enhance safety, efficiency, and precision for your specific application.
-
4Assess Crane Factory Engineering CapabilityEvaluate the manufacturer's engineering strength to ensure they can design a suitable solution tailored to your needs.
-
5Verify Quality & Compliance of Crane CompanyCheck the crane manufacturer's manufacturing quality, certifications, and compliance with international standards and your local safety regulations.
-
6Ensure Support & ReferencesConfirm the manufacturer provides reliable after-sales support and has a proven track record with positive references in your industry or region.
Why We Are More Trustworthy
Experienced company
Professional team & equipment
Productive capacity
Customized design services
Why Our Cranes Earn Customers' Trust
The services we provide
Free customization scheme
Regular Maintenance Reminder
Technical support consultation
Free customization scheme
Our Patents and Certifications
Customer Testimonials & Top Choices
Related Product Recommendations
Become our distributor
Your most concerned questions and answers about Henan Mine Crane manufactured Double girder casting crane
-
What flexible cooperation options are available for international clients?Answer: We offer globally competitive cost-performance ratios and diversified international cooperation solutions! We provide multiple trade term options including FOB, CIF, and DDP, along with customized payment methods such as letters of credit, installment payments, and milestone-based project payments.
-
What is the difference between YZ double girder casting crane and ordinary double girder crane?Answer: Ordinary double girder cranes do not have high temperature protection devices and special safety design for molten metal: they can't be used in high-risk smelting scenarios; YZ type is a special model for metallurgical molten metal with functions of heat insulation, double anti-roofing and anti-rail gnawing to satisfy the needs of heavy-duty high-frequency smelting.
-
What are the advantages of stator voltage regulation + frequency conversion speed control?Stator voltage regulation Stator voltage regulation ensures smooth lifting and lowering, and frequency conversion speed regulation ensures precise movement. It fully meets the high precision requirement of pouring and stirring iron.
-
How to prevent the track biting of 45° track-splitting wheels?Answer: The fixed tile block of the wheel is processed by large boring machine, the installation precision reaches micron level, the parallelism and perpendicularity of the wheel are completely up to standard, which prolongs the service life of the whole machine.
-
How does the double anti-roof protection work?Answer: The first level is the rotary limit: the first level is the rotary limit, the second level is the heavy hammer limit, the double protection layer by layer, completely eliminating the ladle falling accident caused by the hook rushing to the top.
-
What is the high temperature resistance of the equipment?A: Highest: The key structural parts are insulated and can be operated continuously for a long time under the high temperature radiation environment of 800℃, which fully meets the requirements of high temperature operation in steel smelting workshop.
-
Can the safety monitoring system be connected with the intelligent system of the plant?Answer: Yes, the system is reserved for Profinet/Modbus standard interface, which can be directly connected with the factory DCS/PLC master control to realize remote monitoring, data statistics, fault warning, and help intelligent management of the workshop.
-
Can the lifting capacity, span and lifting height be customized?Answer: Yes: it can be completely customized, lifting capacity 50t-125t, span 10m-35m, lifting height 6m-25m, we will optimize the structure according to the tonnage of the ladle, the size of the workshop, to ensure stability and safety.
-
Does the equipment comply with international standards?The equipment complies with Chinese metallurgical standards and international certifications such as CE, FEM, IEC, GOST, etc. The equipment can be exported to Europe/USA without modification. Without modification , the equipment can be exported to Europe, America, Southeast Asia, the Middle East, Australia and other parts of the world, and we will assist in the whole process of customs clearance.
-
Is it difficult to install?Modular assembly design, on-site installation with conventional car cranes, no need for large-scale special equipment; we provide 7×24 hours remote video guidance, 2-3 workers can quickly complete the installation.
-
What should I pay attention to the daily maintenance in high temperature environment?Regularly check the integrity of the insulation layer, the sensitivity of the double limits, and the wear and tear of the wheels; use high-temperature-resistant grease to maintain the transmission parts and clean up the accumulated dust, which can be done by ordinary workers after simple training.
-
How is the price/performance ratio compared with Konecranes brand?The whole life cycle cost of casting cranes is more than 50% lower than that of Konecranes, and the purchase price is only 1/3 of that of Konecranes, with cheap spare parts, simple maintenance, and 72-hour global spare parts response.
Operation Manual Double girder casting crane
-
Each crane must display a rated load capacity plate in a conspicuous location.
-
No personnel are permitted on the girder during operation, nor may the hook be used to transport persons
-
Operation is prohibited without a valid operator's license or under the influence of alcohol.
-
Operators must maintain full concentration during operation; talking, smoking, or engaging in unrelated activities is strictly forbidden.
-
Keep the crane clean and tidy; do not store equipment, tools, flammable materials, explosives, or hazardous substances haphazardly.
-
Do not overload the crane.
-
When operating along obstacle-free paths, the hook, lifting device, or bottom surface of the load must remain at least 2 meters above ground level. When crossing obstacles, the load must clear the obstacle by at least 0.5 meters
-
For loads under 50% of rated capacity, both lifting mechanisms may operate simultaneously. For loads exceeding 50% of rated capacity, only one mechanism may operate.
-
.For bridge cranes equipped with main and auxiliary hooks, do not simultaneously raise or lower both hooks (except under special circumstances).
-
Welding or hammering on suspended loads, or working beneath suspended loads, is prohibited (except when properly supported).
-
Inspection or maintenance work may only be performed after power has been disconnected and a “Do Not Operate” sign is displayed on the power switch. If live work is unavoidable, implement safety measures and assign dedicated supervision.
-
Do not throw objects from the vehicle indiscriminately.
-
Regularly inspect limit switches and interlock protection devices.
-
Do not use limit switch impact as a stopping method.
-
Do not lift or lower loads when hoist brakes malfunction.
-
Do not operate the hoist above personnel or equipment.
-
When welding any part of the crane, use a dedicated ground wire; do not use the crane body as a ground.
-
When the hook is at its lowest position, ensure at least two full turns of safety rope remain on the drum.
-
Cranes must not collide with each other; using one crane to push another into operation is strictly prohibited.
-
When lifting heavy objects, molten metal, explosives, or hazardous materials, first slowly raise the load 100–200 mm off the ground to test brake reliability.
-
Maintenance and inspection lighting must operate at voltages below 36V.
-
All electrical equipment enclosures on bridge cranes must be grounded. If trolley rails are not welded to the main girder, grounding measures must be implemented. Grounding conductors may use galvanized flat iron with a cross-sectional area exceeding 75mm², bare copper wire of 10mm², or galvanized round steel exceeding 30mm². The operator's cab or crane body shall have more than two grounding points. The grounding resistance from any point on the crane to the power supply neutral point shall be less than 4Ω.
Directly state your needs and receive professional advice!
The project was delivered on time and landed safely
Improve efficiency
Avoiding risks