Europen MAN Front Parabolic Leaf Spring 81434006497 For Heavy Duty Truck

Short Description:

Part No.	81434006497	Paint	Electrophoretic paint
Spec.	90*18/25	Model	Heavy Duty
Material	SUP9	MOQ	100 SETS
Free Arch	161mm±5	Development Length	1820
Weight	82 KGS	Total PCS	4 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 4 pcs, the raw material size is 90*18/25
2. Raw material is SUP9
3. The free arch is 161±5mm, the development length is 1820（910+910）, the ears have diameter of 36
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 MAN 19.422 F/FL/FA

Do semi trailers have leaf springs?

When assessing heavy-duty leaf springs, it's vital to balance their pros and cons.

On the positive side, heavy-duty leaf springs are highly prized for their ability to enhance support, stability, and a vehicle's load-bearing capacity. However, they do have some significant drawbacks to consider.

One primary concern is the possibility of increased rigidity in the vehicle, especially noticeable under lighter loads. This could result in a less comfortable ride for passengers and potentially compromise overall ride quality. Additionally, the extra weight of heavy-duty leaf springs may negatively impact fuel efficiency and vehicle performance. The heightened rigidity could also lead to reduced grip on uneven surfaces, affecting the vehicle's handling and maneuverability.

Moreover, heavy-duty leaf springs typically come with a higher price tag compared to standard or lighter alternatives due to their reinforced construction and specialized design. As a result, both the purchase and installation processes may involve higher costs.

Lastly, heavy-duty leaf springs often require more frequent maintenance and inspections to ensure optimal performance, potentially leading to increased maintenance expenses and inconvenience for vehicle owners.

While heavy-duty leaf springs offer significant benefits, it's essential to carefully consider these potential disadvantages before making a decision.

Applications

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

Maintaining and servicing leaf springs is vital for ensuring optimal vehicle performance and safety. These critical suspension components support the vehicle's weight and absorb road shocks, making them essential for overall vehicle upkeep.

Regular visual checks of leaf springs are necessary to detect signs of wear, damage, or rust. It's crucial to look for fractures, deformations, or indications of metal fatigue that could compromise the leaf spring's structural integrity. Proper alignment and installation are also crucial to prevent uneven wear and operational problems.

Applying appropriate lubricants at regular intervals helps prevent metal-to-metal contact and reduces friction, preserving leaf spring flexibility and performance, especially in challenging conditions.

Any issues identified during inspections should be promptly addressed by a qualified technician, whether it involves fixing minor damage, replacing worn components, or realigning leaf springs. Routine maintenance activities should include tightening U-bolts, adhering to torque specifications, and replacing old bushings.

For commercial and off-road vehicles, periodic load testing and evaluation of the suspension system are recommended to ensure leaf springs operate within specified parameters. This proactive approach allows for early detection of any weakening or loss of load-bearing capacity, facilitating preventive maintenance or timely replacement.

In summary, proper care and maintenance of leaf springs are crucial for vehicle longevity and safety. Conducting regular inspections, ensuring sufficient lubrication, addressing issues promptly, and conducting load tests are essential steps in extending the lifespan of leaf springs and reducing suspension-related problems. Collaboration with qualified professionals and adherence to manufacturer guidelines are vital 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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