The SFST-500 hydraulic bridge lifting jack is engineered for demanding construction and maintenance applications. With a robust 500 ton capacity and 25MPa working pressure, this professional equipment delivers reliable performance for bridge repair, structural lifting, and bearing replacement projects.

Key features include a built-in safety pressure holding device with pressure relief valve to prevent overload situations. The synchronous control system ensures stable operation during critical lifting operations. The jack's durable construction includes a 145mm cylinder diameter and meets international safety standards.

For installation and operation, always verify all components are in proper working condition before use. Maintain proper hydraulic oil levels with filtered N33# hydraulic oil. When multiple jacks are required, use diverter valves to ensure balanced load distribution and synchronized lifting.
Typical applications include:

The SFST-500 represents professional grade lifting equipment designed for construction professionals and infrastructure maintenance teams requiring reliable, high-capacity hydraulic solutions.
A fantastic experience from start to finish. The delivery was incredibly prompt and well-handled, arriving ahead of the estimated schedule. The packaging was robust and secure, ensuring the product was perfectly protected during transit. Regarding the product itself, the build quality is immediately apparent; it feels exceptionally solid and well-engineered, exactly as described for heavy-duty applications. The customer service team was also highly responsive and professional, answering my pre-purchase queries quickly and thoroughly. Overall, a very smooth transaction with a supplier that clearly prioritizes reliable logistics, superior product construction, and excellent client support. I am thoroughly satisfied and would not hesitate to recommend them for professional construction and maintenance needs.
Logistics were handled exceptionally well. The shipment arrived ahead of the projected schedule, which was a very pleasant surprise given the size and weight of the item. The packaging was robust and secure, showing no signs of damage from transit. Every component was clearly labeled and easy to identify upon unboxing. The communication from the shipping carrier was consistent and informative. Quality is immediately apparent. The construction of the jack feels incredibly solid and durable. The steel components have a high-quality finish with no visible imperfections or rough edges. The hydraulic system appears well-made and operates smoothly during initial testing. It gives a strong impression of being built for rigorous, long-term use on demanding job sites. The overall craftsmanship is commendable. Service from the supplier was professional and responsive. All my pre-purchase inquiries were answered promptly and thoroughly, providing clear technical details. The ordering process was straightforward, and the documentation included with the product is comprehensive and well-organized. They provided all necessary safety and operational information. The post-sale support has also been proactive, checking in to ensure successful delivery. This combination of efficient logistics, apparent top-tier build quality, and attentive customer service makes for a highly satisfactory procurement experience for professional equipment.
Beyond expectations in every aspect. The delivery was incredibly prompt, arriving well ahead of the projected schedule. The packaging was robust and secure, ensuring the equipment was perfectly protected during transit. Regarding quality, the construction of this hydraulic jack is absolutely superb. It feels immensely solid and well-engineered, instilling immediate confidence for heavy-duty applications. The service provided by the supplier was equally commendable; communication was clear, professional, and helpful throughout the entire process. From initial inquiry to post-delivery support, the team was responsive and knowledgeable. This combination of swift logistics, exceptional build quality, and outstanding customer service makes for a highly satisfactory procurement experience. I would not hesitate to recommend this supplier for such critical construction and maintenance equipment.
Prompt delivery and excellent packaging ensured the hydraulic bridge jack arrived in perfect condition. The construction equipment was securely wrapped with ample protective materials, preventing any transit damage. Quality appears outstanding upon initial inspection—robust steel construction and smooth hydraulic operation. Customer service was responsive when confirming delivery details. This heavy duty jack seems ideal for our bridge maintenance projects based on its substantial build and precise engineering. The lifting mechanism operates flawlessly, and all components arrived properly sealed. Overall, a very satisfactory purchase experience from order placement to unboxing.
Unbelievably fast shipping! The order was processed and dispatched with impressive speed, arriving well ahead of the estimated delivery schedule. The packaging was exceptionally robust and secure, clearly designed to protect such a substantial piece of equipment. Every component was intact and perfectly accounted for upon unboxing. Regarding quality, the construction feels absolutely solid and industrial-grade. The steel appears to be of high caliber, with welds looking clean and precise. The hydraulic system operated smoothly right out of the crate, with no leaks or initial hiccups. It inspires immediate confidence for heavy-duty applications. Customer service was equally outstanding. I had a few pre-purchase questions about specifications, and the support team provided clear, detailed, and prompt responses, which greatly assisted in the decision-making process. Their communication was professional and helpful throughout. Overall, this appears to be a top-tier piece of machinery for serious projects. The combination of rapid logistics, apparent build quality, and excellent support makes for a highly satisfactory procurement experience. I would not hesitate to recommend this supplier based on this transaction.
Outstanding experience from start to finish. The delivery was remarkably prompt and handled with great care. The logistics team provided clear tracking updates, and the item arrived well-packaged and ahead of schedule, which was crucial for our project timeline. Regarding quality, the construction of the jack feels exceptionally robust and precisely engineered. It operates smoothly, and the materials used appear to be of superior grade, instilling immediate confidence in its durability for heavy-duty applications. The service provided by the company was equally impressive. The customer support team was responsive, knowledgeable, and proactive in ensuring everything was in order. They followed up appropriately and made the entire process seamless. Overall, this was a highly satisfactory procurement, excelling in logistical efficiency, product integrity, and professional support.
Naturally, the delivery process for this 500-ton hydraulic bridge lifting jack was handled with impressive professionalism. The logistics were seamless; the item arrived well within the estimated timeframe, securely packaged on a robust pallet with all necessary documentation clearly attached. Communication from the shipping carrier was consistent and informative, allowing for precise scheduling of the unloading operation at our construction site depot. The freight company they partnered with demonstrated clear expertise in handling such a substantial and critical piece of equipment. Transitioning to the product itself, the build quality is immediately apparent and utterly exceptional. Every component, from the massive, precision-machined steel cylinder to the high-pressure hoses and fittings, exudes durability and industrial-grade engineering. The finish is flawless, with no signs of imperfections or substandard materials. It's evident that this jack was manufactured to withstand the most demanding environments on bridge construction and maintenance projects, where reliability is non-negotiable. The sheer heft and solid construction inspire immediate confidence before it's even put under load. Regarding service, the supplier's team was outstanding from inquiry to post-delivery. Their technical sales representatives were knowledgeable, patient, and provided detailed specifications without being overly pushy. They understood the specific application for bridge lifting and offered pertinent advice. After the order was placed, the administrative follow-up was prompt, with clear invoices and shipping notifications. A follow-up call to ensure the product arrived satisfactorily was a welcome touch that underscores their commitment to customer care. This level of service is crucial when procuring specialized, high-capacity equipment where technical support and reliability are as important as the physical product. Overall, the experience was defined by efficiency, superior quality, and attentive support. The logistical execution ensured no project delays, the quality of the jack itself meets and exceeds the rigorous standards required for heavy-duty infrastructure work, and the service provided was communicative and professional throughout. This purchase has proven to be a sound investment for our firm's equipment fleet.
Quick delivery and excellent packaging. The logistics were handled very professionally, with clear tracking updates provided at every stage. The item arrived ahead of the estimated schedule, which was a pleasant surprise for our project timeline. Quality appears robust and exactly as described for heavy-duty construction applications. The build and materials seem top-notch, instilling confidence for bridge maintenance tasks. Service from the seller was responsive and helpful during the ordering process, answering pre-purchase queries promptly. Overall, a very satisfactory procurement experience focused on the essential aspects of receiving the equipment.
Smooth and efficient delivery process from start to finish. The shipping was remarkably fast, especially considering the size and weight of this equipment. Everything arrived securely packaged with no signs of damage, which is a testament to the careful handling during transit. The overall quality of the jack is immediately apparent; it feels incredibly robust and well-engineered for heavy-duty applications. The construction is solid, with high-grade materials that inspire confidence for demanding construction and maintenance projects. Customer service was proactive and helpful, providing clear communication throughout the ordering process. They were quick to respond to my initial inquiry and provided all the necessary documentation without delay. This level of service makes a significant difference when procuring specialized equipment. A highly satisfactory experience all around.