250 Pont roulant de manutention de tonnes de poches pour l'industrie métallurgique indienne

250 Ton Ladle Handling Overhead Crane

With the rapid expansion of India’s metallurgical and steel industry in recent years, local steel mills and smelting enterprises have been accelerating the upgrading of high-efficiency, high-safety molten metal handling equipment. Traditional lifting equipment in Indian metallurgical workshops is plagued by low load capacity, unstable operation, insufficient safety redundancy, and poor adaptability to high-temperature and heavy-duty working conditions, which cannot meet the continuous production demands of large-scale steel smelting, ladle transferring, and molten steel pouring processes.

To solve the bottleneck of heavy molten metal transportation and improve the automation and safety level of workshop production, a leading Indian metallurgical enterprise launched a customized procurement project for heavy-duty ladle handling overhead cranes. Tailored to the high-frequency, haute température, and heavy-load working environment of Indian steel smelting workshops and compliant with Indian industrial safety standards and international metallurgical crane specifications, le 250-ton ladle handling overhead crane was successfully developed and put into operation. This equipment undertakes the core tasks of 250-ton molten steel ladle lifting, transfert, positioning and pouring, effectively supporting the enterprise’s high-capacity and continuous steel production, while filling the gap of high-reliability heavy metallurgical lifting equipment for the client’s production line.

250 Ton Ladle Handling Overhead Crane Core Parameters

Core technical parameters are listed as follows:

• ◆ Capacité de levage nominale: Main hook 250t, auxiliary hook 80t
• ◆ Working Duty Level: A7 (M7) heavy metallurgical grade
• ◆ Crane Span: 31.5m
• ◆ Hauteur de levage: 24m
• ◆ Vitesse de fonctionnement: Main lifting speed 0–6.3m/min (fréquence variable réglable); trolley traveling speed 0–30m/min; crane traveling speed 0–45m/min
• ◆ Système de contrôle: Automate Siemens + convertisseur de fréquence, equipped with Profinet real-time communication module
• ◆ Structural Form: Three-beam four-rail double girder, high-rigidity box-type main girder
• ◆ Safety Configuration: Dual brake system for main lifting mechanism, protection de sécurité multicouche, real-time operation monitoring system
• ◆ Adaptation Environment: High-temperature resistant, dust resistant

250 Ton Ladle Handling Overhead Crane Core Features

1. High Safety Redundancy for Metallurgical Extreme Working Conditions

As special equipment for high-risk molten metal handling, this crane adopts a full redundant safety design for key lifting mechanisms. The main lifting motor and braking system are equipped with dual independent backup devices, which can maintain limited safe operation in case of single-part failure and avoid molten steel leakage and major safety accidents. The whole machine is coated with high-temperature thermal insulation and anti-rust coatings, and the bottom of the main girder is added with a special heat insulation layer to resist long-term high-temperature thermal radiation from molten steel ladles. Entre-temps, it is equipped with an intelligent real-time monitoring system, which can track the operating status, charger des données, temperature and fault information of each mechanism in real time, and realize automatic alarm and power-off protection for abnormal conditions, fully complying with Indian metallurgical industry safety specifications.

2. Stable and Efficient Variable Frequency Intelligent Operation

The crane adopts advanced variable frequency speed regulation technology to realize stepless speed adjustment of lifting, trolley traveling and crane traveling. It effectively eliminates the startup and shutdown jitter and swing of traditional cranes, ensuring stable lifting and accurate positioning of high-temperature heavy-load ladles. Equipped with a professional anti-sway control system, it greatly reduces the swing amplitude of the ladle during high-speed transferring, improves the positioning accuracy of pouring and docking, and effectively improves the overall production efficiency of the smelting line. The imported Siemens intelligent control system ensures stable signal transmission and sensitive response, supporting long-term high-frequency cyclic operation without failure.

3. High-Rigidity Structure and Durable Adaptability

The whole machine adopts a three-beam four-rail high-rigidity box girder structure, which has strong bearing capacity and anti-deformation performance, and can withstand long-term heavy-load and impact operation. The key load-bearing parts and steel wires adopt high-temperature resistant and high-strength special materials, with a higher safety factor than ordinary industrial cranes, adapting to the harsh working environment of high temperature, dust and heavy load in Indian metallurgical workshops. The optimized mechanical structure design reduces equipment wear and failure rate, extends the service life of the whole machine, and reduces the later maintenance cost and downtime loss for enterprises.

4. Customized Adaptation and Low-Consumption Operation

Targeted optimization and customization are carried out according to the workshop layout, production process and local climatic conditions of Indian metallurgical enterprises. The equipment has strong environmental adaptability and can operate stably in high-temperature and humid Indian industrial environments. The optimized power matching and transmission structure effectively reduce energy consumption and operation noise, realizing energy-saving and environmentally friendly production. En outre, the modular design of electrical and mechanical components facilitates local maintenance and replacement in India, greatly improving the convenience of after-sales operation and maintenance.