
- Lifting Capacity: As mentioned in the earlier guide to Yangyu STS cranes, lifting capacity ranges from 50 tons to 150+ tons (for heavy-duty projects). A 50-ton standard model uses a 110kW motor and high-strength steel cables (costing ~
25,000), while a 120-ton model requires a 220kW motor and reinforced cables (adding
50,000 to the budget).
- Span & Boom Length: The span (distance between the crane’s legs) and boom length (reach over the ship) vary by port quay width. A 30-meter span (for small container ports) costs ~
120,000 in steel structure, while a 45-meter span (for large container ships like Panamax) increases steel costs by 40%-60%.
- Electrical & Control Systems: Modern Yangyu STS cranes integrate energy-efficient inverters, anti-sway systems, and remote control (for unmanned operations). A basic electrical system costs
80,000, while an intelligent system with IoT monitoring (for predictive maintenance) adds
40,000.
- Corrosion Resistance: For coastal ports with high salt spray (e.g., tropical or offshore terminals), Yangyu uses marine-grade stainless steel (316L) for critical parts (e.g., trolley rails) instead of standard carbon steel. This adds 12%-18% to the steel structure cost.
- Extreme Weather Protection: For ports with heavy rain, snow, or high winds, cranes need waterproof electrical enclosures, wind speed sensors, and snow-melting systems. These adaptations typically cost
30,000.
- Installation & Commissioning: Yangyu’s professional team handles on-site assembly, alignment, and load testing. Installation costs depend on port accessibility—
60,000 for standard quays, and
100,000 for remote or narrow terminals.
- Maintenance & Training: A 1-year maintenance package (including spare parts like cables and filters) costs
35,000. Operator training (for 5-10 staff) adds
8,000 to ensure safe use of the crane’s control systems.
- Port type (container, bulk cargo, or industrial terminal)
- Target ship size (e.g., 20-foot/40-foot containers, Panamax ships)
- Daily cargo throughput (to determine crane efficiency needs)
- Environmental conditions (salt spray, wind speed, temperature)
- Direct Costs: Materials (steel, motors, electrical parts), manufacturing labor, and quality testing.
- Indirect Costs: Transportation (from Yangyu’s factory to the port, including customs fees for international orders) and insurance.
- Service Costs: Installation, training, and 1-year warranty (extended warranties cost 5%-8% of the total equipment price).
- Direct Costs:
550,000 (steel: 35%, motors: 25%, electronics: 20%)
- Indirect Costs:
70,000 (transport + insurance)
- Service Costs:
80,000 (installation + training)
- Total Budget:
700,000
- Opt for a slightly lower lifting capacity (e.g., 60 tons instead of 65 tons) if throughput allows.
- Choose a standard span instead of a customized one.
- Delay adding intelligent IoT features (they can be retrofitted later).
- Prioritize “Future-Proof” Features: Invest in a slightly larger span (e.g., 40m instead of 35m) if your port plans to expand to larger ships in 5-10 years—retrofitting a longer boom later costs 2x more than building it initially.
- Compare Total Cost of Ownership (TCO): A cheaper crane with low-quality parts may have higher maintenance costs (e.g., replacing cables every 2 years instead of 5 years). Yangyu’s cranes use durable components that reduce TCO by 15%-20% over 10 years.
- Leverage Bulk Purchase Discounts: If buying multiple cranes (e.g., 2-3 for a new terminal), Yangyu offers 5%-10% discounts on the total order.

