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Recommended Products

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Self-locking steel plate clamps - for heavy-duty cranes, suitable for lifting multi-layer steel plates for global export.
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Hydraulic and mechanical steel coil lifting clamps - suitable for safe and efficient handling of hot-rolled and cold-rolled steel coils in ports, warehouses, and factories.
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High-capacity electric hoist hooks for crane systems with overload protection - safe and durable industrial lifting solutions.
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Lightweight plywood clamps with rubber pads - suitable for safe handling of multi-layer plywood in furniture factories and construction sites.
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Automatic rotating locking container spreader - heavy-duty, multi-size compatible, ISO certified, for port cranes.
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Changsha Jieding Lifting Machinery Co., Ltd.

Changsha Jieding Lifting Machinery Co., Ltd. is a professional foreign trade enterprise specializing in lifting equipment. Leveraging Changsha's mature construction machinery industry cluster and well-established overseas ecosystem, the company focuses on the global trade and service of core products such as lifting tools, clamps, and handling equipment. It deeply connects with the infrastructure needs of the "Belt and Road" initiative, and its products are exported to Southeast Asia, the Middle East, Europe, Africa, and many other countries and regions. We always adhere to the principles of "compliant operation, quality first, and customer supremacy," and have established a full-chain foreign trade service system covering product selection, international certification, logistics and distribution, and after-sales support. With stable product quality, professional cross-border trade capabilities, and an efficient response mechanism, we have become a trusted lifting equipment partner for global customers.
Our company specializes in lifting equipment, including spreaders, clamps, and handling machines. Our products are widely applicable to material handling needs across various industries, such as metallurgy, ports, logistics, and construction engineering, and can meet the technical standards and operating conditions of different countries and regions. We provide global clients with one-stop foreign trade services, covering the entire process from product consultation and customized adaptation to international logistics solutions, customs clearance assistance, and after-sales technical support. This ensures safe and efficient delivery and stable operation of our products, helping clients improve operational efficiency and safety.
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News

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Lightweight Coil Clamp Design: FEA and High-Strength Materials to Improve Steel Coil Handling Efficiency

This article examines how lightweight coil clamp design—driven by finite element analysis (FEA) and high‑strength material selection—can materially improve steel coil handling efficiency in heavy industrial settings. From an engineering perspective, the optimal combination of advanced alloy steels, topology and thickness optimization via FEA, and refined clamping mechanisms delivers lower self-weight while preserving required safety margins and fatigue life. Key technical advances include: 1) material substitution to high‑strength, weldable alloy steels to reduce mass without compromising yield or impact toughness; 2) iterative FEA workflows (static, dynamic and fatigue analyses, plus contact modelling) to identify stress concentrations, optimize web and rib geometries, and minimize plate thicknesses; 3) hybrid clamping strategies that combine passive mechanical self‑locking for fail‑safe retention with hydraulic actuation for precise force control and cycle repeatability. In practice, well‑engineered lightweight clamps free up crane capacity, increase pick‑and‑place cycle rates, and reduce fuel/electric consumption per lift—case deployments report notable improvements in crane utilization and operational throughput. Designs are validated against international standards (e.g., EN 13155, ASME BTH‑1 where applicable) and incorporate inspection and maintenance accessibility to sustain long‑term reliability. For engineering teams evaluating retrofit or new‑build lifting solutions, this approach balances safety, serviceability and lifecycle cost. As an example, Changsha Jieding’s FEA‑led designs have been applied in steelworks and port operations to demonstrate enhanced handling performance under real production loads. For evaluation of fit and performance in a specific facility, please contact our technical advisors.
2025/12/16
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Comprehensive Guide to Container Spreaders Maintenance: Maintenance Tips for Automatic Rotating Locking Mechanisms and Position Sensing Systems

This article elaborately introduces the daily maintenance and fault troubleshooting methods of container spreaders developed by Changsha Jieding Hoisting Machinery Co., Ltd. It focuses on the maintenance tips for automatic rotating locking mechanisms and position sensing systems. Through a scientific maintenance plan and a systematic fault - troubleshooting process, it helps relevant personnel in ports and logistics centers improve equipment operation efficiency, ensure hoisting safety, and extend equipment service life. The article combines ISO9001 quality management system standards to provide practical technical guidance and is an essential reference for port spreader maintenance personnel and managers.
2025/12/16
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Comprehensive Maintenance Guide for Container Spreaders: Care for Automatic Rotary Locks and Position Sensing Systems

This guide, based on practices from Changsha Jieding Crane Machinery Co., Ltd., provides a practical, ISO9001-aligned approach to daily maintenance and fault diagnosis of container spreaders. Focusing on automatic rotary locking mechanisms and position sensing systems, it details lubrication schedules, calibration methods, structural inspections and stepwise troubleshooting to improve operational efficiency, ensure lifting safety and extend equipment service life. The content is aimed at port and logistics maintenance teams and managers seeking actionable procedures and compliance-ready maintenance plans.
2025/12/16
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