Europen VOLVO Parabolic Front Leaf Spring 257839 For Heavy Duty Truck

Short Description:

Part No.	257839 , 257840 , 257888	Paint	Electrophoretic paint
Spec.	100*30	Model	Heavy Duty
Material	SUP9	MOQ	100 SETS
Free Arch	141mm±5	Development Length	1890
Weight	70 KGS	Total PCS	2 PCS
Port	SHANGHAI/XIAMEN/OTHERS	Payment	T/T,L/C,D/P
Delivery Time	15-30 days	Warranty	12 months

Send email to us

Product Detail

Product Tags

Detail

The leaf spring is suitable for semi-trailer

1. The item total has 2 pcs, the raw material size is 100*30
2. Raw material is SUP9
3. The free arch is 141±5mm, the development length is 1890（900+990）, the ears have diameter of 45
4. The painting use electrophoretic painting
5. We also can produce base on client's drawings to desig
6. This type of leaf spring is suitable for the Volvo FH12/FH16

Do semi trailers have leaf springs?

When evaluating heavy-duty leaf springs, it's important to weigh their advantages against their drawbacks.

On the positive side, heavy-duty leaf springs are renowned for their ability to enhance support, stability, and a vehicle's load-carrying capacity. However, they do come with some notable drawbacks worth considering.

One primary concern is the potential increase in vehicle stiffness, particularly noticeable when the vehicle is lightly loaded. This can result in a less comfortable ride for passengers and may compromise overall ride quality. Additionally, the added weight of heavy-duty leaf springs can have a negative impact on fuel efficiency and vehicle performance. The increased stiffness may also lead to reduced traction on uneven surfaces, affecting the vehicle's handling and maneuverability.

Furthermore, 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. This means both purchasing and installing them can result in 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

Volvo FH12 Globetrotter XL Silver Cab 1995–2001 photos

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

Maintaining and servicing leaf springs is crucial to uphold optimal vehicle performance and safety. These suspension components bear the weight of the vehicle and absorb road shocks, making them integral to overall vehicle upkeep.

Regular visual inspections of leaf springs are necessary to identify signs of wear, damage, or corrosion. It's important to check for cracks, deformations, or indications of metal fatigue that could compromise the leaf spring's structural integrity. Proper alignment and installation are also essential to prevent uneven wear and operational issues.

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

Any issues detected during inspections should be promptly addressed by a qualified technician, whether it involves repairing minor damage, replacing worn parts, or realigning leaf springs. Routine maintenance tasks should include tightening U-bolts, adhering to torque specifications, and replacing aging bushings.

For commercial and off-road vehicles, periodic load testing and assessment of the suspension system are advisable to ensure leaf springs function within specified parameters. This proactive approach facilitates early detection of any weakening or loss of load-bearing capacity, enabling preventive maintenance or timely replacement.

In summary, proper care and maintenance of leaf springs are essential for vehicle longevity and safety. Conducting regular inspections, ensuring adequate lubrication, promptly addressing issues, and performing load tests are key steps to prolonging the lifespan of leaf springs and mitigating suspension-related problems. Collaborating with qualified professionals and adhering to manufacturer guidelines are crucial 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.

Previous: Isuzu leaf spring 8-98079-904-0 for FSR90/NQR90

Next: Isuzu leaf spring 8-98064-447-0 for FSR90

Chinese Leaf Spring Manufacturers