Semi Trailer Leaf Spring

20+ Years of experiences (since 2005)

Implementing IATF 16949-2016

Implementing ISO 9001-2015

Quality standards: GB/T 19844-2018, GT/T 1222-2007

Leaf length tolerance (mm): ±2 (Exceed spring industry standard ±3)

Camber tolearance (mm): ≤±6 (Exceed spring industry standard ±7)

Fatigue life ( cycles): >120,000+ (Exceed spring industry standard 100,000 cycles)


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Product Details

Product Description

 

Leaf springs are commonly used in semi-trailers for their ability to support heavy loads and withstand the rigors of long-distance transportation. Here’s how leaf springs are applied in semi-trailers:

  1. Load Support: Semi-trailers are designed to carry large and often variable loads. Leaf springs are effective in distributing the weight of the trailer and its cargo evenly across the axle(s), ensuring stability and minimizing sagging.

  2. Durability: The robust construction of leaf springs, typically made from hardened or tempered steel, makes them well-suited for the demanding conditions encountered on highways and in industrial settings. They are designed to withstand constant loading and unloading, as well as rough road surfaces.

  3. Design Variations: Semi-trailer leaf springs come in various configurations depending on the trailer's size, weight capacity, and specific requirements. Multi-leaf springs are commonly used to provide the necessary load-bearing capacity and resilience.

  4. Suspension System: Leaf springs are a key component of the semi-trailer’s suspension system, which includes other elements such as shock absorbers and axle connections. Together, these components contribute to ride comfort, stability, and safety during transportation.

  5. Maintenance: Regular inspection and maintenance of leaf springs are essential to ensure optimal performance and safety. This includes checking for wear, corrosion, and proper lubrication to prevent premature failure and maintain operational efficiency.

  6. Cost-Effectiveness: Leaf springs offer a balance of performance and cost-effectiveness in semi-trailer applications. They are relatively economical to manufacture and replace compared to alternative suspension systems, which is advantageous for fleet operators and commercial transportation companies.

  7. Adaptability: Leaf springs can be tailored in terms of size, thickness, and configuration to accommodate specific trailer designs and load requirements. This adaptability allows manufacturers to optimize the suspension system for different types of semi-trailers, including flatbeds, refrigerated trailers, and dry van trailers.

In conclusion, leaf springs are integral to the functionality and reliability of semi-trailers, providing essential load support, durability, and cost-effectiveness in the transportation of goods over long distances and varied road conditions.

Semi Trailer Leaf Spring


Product Parameters:


Parameter

Sign

Chord
Length(mm)

Chord
Height(mm)

Total Pieces

Thickness/pc(mm)

Width(mm)

Assembly
weight(kg)


XH3-90-10

1130

80

10

13

90

71

XH13-90-13

1130

80

13

13

90

79

XH12-100-12

1135

80

12

12

100

83

XH16-75-10

1110

90

10

16

75

71

XH16-90-9

1115

80

9

16

90

79

XH12-900-12A

1200

120

12

12

100

95

XH16-90-9A

1130

70

9

10

90

82

XH13-90-9A

1120

80

9

13

90

62


 

Application:

 

The application of leaf springs in semi-trailers is critical for several key reasons related to their design, functionality, and operational requirements:

  1. Load Handling: Leaf springs are primarily used in semi-trailers to support and distribute the weight of the cargo load. They play a crucial role in maintaining the trailer's stability and preventing excessive sagging or bouncing, especially when carrying heavy or unevenly distributed loads.

  2. Durability and Strength: Semi-trailers are subjected to rigorous conditions on highways and in industrial environments. Leaf springs, typically made from hardened or tempered steel, offer the necessary strength and durability to withstand constant loading, unloading, and various road surfaces encountered during transportation.

  3. Versatility: Leaf springs are versatile in accommodating different types of trailers and load capacities. They can be designed in various configurations (such as multi-leaf springs) to meet specific weight requirements and trailer sizes, whether for flatbeds, refrigerated trailers, dry vans, or specialized trailers like tankers.

  4. Suspension System: Leaf springs are an integral part of the semi-trailer's suspension system. Along with shock absorbers and axle connections, they contribute to the overall ride comfort, stability, and safety of the trailer during transit. Properly functioning leaf springs help absorb road shocks and vibrations, reducing the impact on the cargo and improving handling.

  5. Cost-Effectiveness: Compared to other types of suspension systems, leaf springs are generally cost-effective to manufacture, install, and maintain. This makes them a practical choice for fleet operators and commercial transportation companies looking to optimize operational costs without compromising on performance and reliability.

  6. Maintenance: Regular inspection and maintenance of leaf springs are essential to ensure optimal performance and safety. This includes checking for signs of wear, corrosion, proper lubrication, and ensuring that the springs are properly aligned and adjusted according to manufacturer specifications.

  7. Adaptability: Leaf springs can be customized and adjusted in terms of thickness, number of leaves, and configuration to suit specific trailer designs, load requirements, and operational conditions. This adaptability allows for flexibility in tailoring the suspension system to meet the unique needs of different semi-trailer applications.

In summary, leaf springs are indispensable components in semi-trailers, providing essential load support, durability, versatility, and cost-effectiveness in the transportation industry. Their robust design and ability to handle heavy loads make them a preferred choice for ensuring stability and reliability during long-distance hauling and varied operational conditions.


Semi Trailer Leaf Spring

Semi Trailer Leaf Spring


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