American MACK Rear Leaf Spring 62-179 For Heavy Duty Truck

Short Description:

Part No.	62-179	Paint	Electrophoretic paint
Spec.	76*14	Model	Heavy Duty
Material	SUP9	MOQ	100 SETS
Free Arch	133mm±5	Development Length	1473
Weight	78 KGS	Total PCS	9 PCS
Port	SHANGHAI/XIAMEN/OTHERS	Payment	T/T,L/C,D/P
Delivery Time	15-30 days	Warranty	12 months

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Product Detail

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Detail

The leaf spring is suitable for semi-trailer

1. The item total has 8 pcs, the raw material size is 76*14
2. Raw material is SUP9
3. The free arch is 133±5mm, the development length is 1473(689+784), the ears have diameter of 38
4. The painting use electrophoretic painting
5. We also can produce base on client's drawings to design
6. This type of leaf spring is suitable for the Mack General Axle 23000lb capacity

Do semi trailers have leaf springs?

When evaluating heavy-duty leaf springs, it's essential to weigh their advantages and disadvantages carefully. These springs excel in providing robust support, stability, and increased load capacity for vehicles. However, they also come with significant challenges.

One notable drawback is their tendency to stiffen the vehicle, especially noticeable when carrying lighter loads. This stiffness can compromise passenger comfort and potentially degrade overall ride quality. Additionally, the added weight of heavy-duty leaf springs can reduce fuel efficiency and vehicle performance, impacting traction on rough terrain and handling.

Furthermore, these specialized springs often incur higher costs due to their reinforced construction and specific design, leading to increased expenses for both purchase and installation. Moreover, they may require more frequent maintenance and inspections to ensure optimal performance, resulting in higher maintenance costs and inconvenience for vehicle owners.

While heavy-duty leaf springs offer substantial benefits in terms of support and load capacity, it's crucial to carefully consider these potential drawbacks before making a decision.

Applications

How do I know what leaf springs I need for my trailer?

Maintaining leaf springs is crucial for optimal vehicle performance and safety, as these suspension components bear the vehicle's weight and absorb road shocks.

Regular visual inspections are essential to detect early signs of wear, damage, or corrosion. Checking for cracks, deformities, or indications of metal fatigue is vital to ensure the leaf springs' integrity. Proper alignment during installation helps prevent uneven wear and operational issues.

Applying appropriate lubricants regularly is key to preventing metal-on-metal contact and reducing friction. This preserves leaf spring flexibility and performance, especially in challenging conditions.

Any issues identified during inspections should be promptly addressed by a qualified technician. This may involve repairing minor damage, replacing worn components, or realigning leaf springs. Routine maintenance tasks such as tightening U-bolts, adhering to torque specifications, and replacing old bushings are also crucial.

For commercial and off-road vehicles, periodic load testing and suspension system inspections are advisable to ensure leaf springs operate within specified parameters. This proactive approach helps detect early signs of weakening or loss of load-bearing capacity, facilitating preventive maintenance or timely replacement.

In conclusion, meticulous care and maintenance of leaf springs are essential for vehicle longevity and safety. Regular inspections, proper lubrication, prompt issue resolution, and periodic load testing are critical practices to extend the lifespan of leaf springs and prevent suspension-related problems. Collaborating with qualified professionals and adhering to manufacturer guidelines are fundamental for effective leaf spring maintenance and repair.

Reference

Provide different types of leaf springs which include conventional multi leaf springs, parabolic leaf springs, air linkers and sprung drawbars.
In terms of vehicle types, it include heavy duty semi trailer leaf springs, truck leaf springs, light duty trailer leaf springs, buses and agricultural leaf springs.

Leaf Springs Project

Production

How to measure!!!

Packing & Shipping

QC equipments

Our advantage

Quality aspect:

1) Raw Material

Thickness less than 20mm. We use material SUP9

Thickness from 20-30mm. We use material 50CRVA

Thickness more than 30mm. We use material 51CRV4

Thickness more than 50mm. We choose 52CrMoV4 as the raw material

2) Quenching Process

We strictly controlled the steel temperature around 800 degree.

We swing the spring in the quenching oil among 10 seconds according to the spring thickness.

3) Shot Peening

Each assembling spring set under stress peening.

Fatigue test can reach over 150000 cycles.

4) Electrophoretic Paint

Each item use electrophoretic paint

Salt spray testing reach 500 hours

Technical aspect

1. Reliable Performance: Leaf springs exhibit consistent performance attributes, ensuring occupants experience predictable handling and ride comfort throughout their use.
2. Efficient Weight Distribution: By effectively distributing the vehicle's weight and cargo, leaf springs enhance load balance and promote overall stability.
3. Superior Impact Absorption: Leaf springs excel at absorbing and cushioning the impact of uneven road surfaces, resulting in a smoother and more comfortable ride.
4. Enhanced Corrosion Resistance: Through proper treatment and coating, leaf springs demonstrate excellent resistance to corrosion, extending their lifespan and reliability across diverse environmental conditions.
5. Environmental Sustainability: The recyclability and reusability of leaf springs contribute to environmental sustainability by conserving resources and promoting eco-friendly practices.

Service aspect

1、Customization: Our factory can tailor leaf springs to meet specific customer requirements, such as load capacity, dimensions, and material preferences.
2、Expertise: Our factory’s staff possess specialized knowledge and skills in designing and manufacturing leaf springs, ensuring high-quality products.
3、Quality control: Our factory implements rigorous quality control measures to guarantee the reliability and durability of its leaf springs.
4、Production capacity: Our factory has the capability to produce leaf springs in large quantities, meeting the demands of various industries and customers.
5、Timely delivery: Our factory’s efficient production and logistics processes enable it to deliver leaf springs within specified timelines, supporting customer schedules.

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