The Casting Type Fifth Wheel Coupling is a heavy-duty connection device made of high-strength cast steel, designed to securely connect tractor trucks and semi-trailers.
Compared with welded types, the casting structure offers superior integrity, higher strength, and better durability, making it ideal for heavy loads, complex road conditions, and high-frequency transportation operations.



Core Advantages
Integral Casting Structure
One-piece design without welding eliminates weak points and reduces the risk of stress concentration and cracking.
Ultra-High Strength
Manufactured from premium cast steel, providing excellent load-bearing capacity and impact resistance.
Wear-Resistant & Durable
Heat-treated surface enhances hardness and extends service life.
Safe & Reliable
Precision locking system ensures stable engagement with the king pin and prevents accidental uncoupling.
Suitable for Harsh Conditions
Perfect for demanding environments such as mining, construction sites, and heavy logistics transport.

Application Scenarios
- Long-distance heavy truck transportation
- Mining and engineering vehicles
- Port container transportation
- High-load and high-frequency logistics operations
Why Choose Casting Type Fifth Wheel?
The Casting Type Fifth Wheel stands out for its high strength, integrated structure, and exceptional durability, making it the preferred solution in heavy-duty transport industries.
For customers seeking maximum safety, long-term stability, and lower lifecycle costs, this product is a high-value and reliable investment.









