Product Description
Product Description
High-quality raw materials – silicon-manganese spring steel is used, which has higher strength, elasticity and hardenability.
Easy to install and maintain-simple structure and shape, convenient installation and use, more convenient maintenance and
replacement, and high cost performance.
High-strength heat treatment – while ensuring high strength, it improves the toughness of the product, the effect of strengthening
and toughening is remarkable, and the comprehensive mechanical properties are better.
Outdoor anti-rust spray paint – isolation, moisture-proof, anti-oxidation, anti-corrosion, prolong service life and improve
protection.
Detailed Photos
1.Suspension axle space :1300,1310,1350,1360mm
2.Height from center of equalizer pin to top bracket:115-335mm
3.Height of trailer
towing plate:1180mm,1210mm,1230mm,1250mm,1300mm
4.Leaf spring:According to customer requirements
5.Equalizer pin:50mm,60mm,70mm
6.Equalizer bush:bronze/mixed material
7.Hanger thickness:6MM,8MM for option
8.Equalizer thickness:10MM,12MM for option
9.Torque
arm:28mm,36mm
10.Torque arm bushing:rubber/iron/nylon
11.Axle seat:Casting steel
Product Parameters
|
uspension Model |
A1 (mm) |
A1* (mm) |
A2 (mm) |
A2* (mm) |
A3 (mm) |
A3* (mm) |
H (mm) |
Carrying Capacity (kg) |
|
DR13.3001 |
380 |
340 |
370 |
330 |
365 |
325 |
135 |
13000*3 |
|
DR13.3002 |
400 |
360 |
390 |
350 |
385 |
345 |
155 |
13000*3 |
|
DR13.3003 |
430 |
390 |
420 |
380 |
415 |
375 |
185 |
13000*3 |
|
DR13.3004 |
460 |
420 |
450 |
410 |
445 |
405 |
215 |
13000*3 |
|
DR13.3005 |
480 |
440 |
470 |
430 |
465 |
425 |
235 |
13000*3 |
|
DR13.3006 |
500 |
460 |
490 |
450 |
485 |
445 |
255 |
13000*3 |
|
DR13.3007 |
520 |
480 |
510 |
465 |
505 |
465 |
275 |
13000*3 |
Certifications
Packaging & Shipping
Company Profile
ZheJiang Darong Machinery Co., Ltd :
We are located in ZheJiang , China. Founded in 2001, we focus on the R & D and manufacturing of trailer axles. At present, thegroup’s main products include disc axles, drum axles, low plate axles, three-line 6 axle axles, concave axles, eccentric axles,small tonnage trailer axles, semi-finished axles and various types of suspensions, leaf springs, outriggers and traction pins. The cooperative customers are located in more than 50 countries and regions such as Asia, Europe, Latin America, the Middle East, Australia and Africa, helping many customers create higher benefits and values.
Our Advantages
We have the most advanced production equipment and technology to ensure the quality of trailer axles. There is a very mature axle manufacturing process to produce axles according to the different needs of customers. Each axle is manufactured through more than 10 processes, and finally, the quality inspection procedure of the axle ensures that each axle is a qualified product.
Customer Photos
many customers come to our factory for inspection. Welcome to visit our factory if you have time. You can visit our workshop. Our equipment is a complete set of axle processing equipment. At present, the most advanced automatic assembly process equipment on the market, as well as tools to automatically test the torque of axle bolts, ensure the stability of product quality.
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| After-sales Service: | 24h |
|---|---|
| Warranty: | 24h |
| Material: | Galvanized Sheet |
| Certification: | ISO10012, BSCI, GMP, GSV, ISO13485, OHSAS18001, ISO14001, ISO/TS16949, ISO9001 |
| Position: | Rear |
| OEM: | Yes |
| Samples: |
US$ 908/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
|
|
|---|
How does the choice of materials impact the durability and reliability of trailer suspensions?
The choice of materials significantly impacts the durability and reliability of trailer suspensions. Here’s a detailed explanation:
The materials used in the construction of trailer suspensions play a crucial role in determining their strength, longevity, and ability to withstand various loads and environmental conditions. Different components of the suspension system, such as springs, axles, shackles, and hangers, can be made from different materials. Here are some key factors related to materials and their impact on suspension durability and reliability:
- Strength and Load Capacity:
- Corrosion Resistance:
- Fatigue Resistance:
- Weight Reduction:
- Cost Considerations:
The materials used in suspension components need to possess sufficient strength and load-carrying capacity to handle the anticipated loads. High-strength materials, such as alloy steels or specialized composites, are often used to ensure that the suspension can withstand the weight of the trailer and its cargo. By selecting materials with appropriate strength characteristics, the suspension can maintain its structural integrity and prevent failures under heavy loads.
Trailer suspensions are exposed to various environmental conditions, including moisture, road salts, and other corrosive substances. Choosing materials with good corrosion resistance helps protect the suspension components from rust and degradation. Stainless steel, galvanized steel, or specialized coatings can be used to enhance the corrosion resistance of critical suspension parts, ensuring long-term reliability and reducing maintenance requirements.
Trailer suspensions are subjected to repeated cycles of loading and unloading as the trailer travels over uneven road surfaces. Materials with high fatigue resistance are crucial to prevent the development of cracks or fractures over time. Specialized alloys or heat treatment processes can be employed to enhance the fatigue resistance of suspension components, ensuring their long-term durability and reliability.
The choice of lightweight materials can contribute to improved fuel efficiency and payload capacity. By utilizing lightweight materials, such as aluminum alloys or advanced composites, the overall weight of the suspension system can be reduced without compromising strength and performance. This allows for increased payload capacity or improved fuel economy, depending on the specific trailer application.
The choice of materials can also impact the cost of manufacturing and maintaining trailer suspensions. Some materials may be more expensive than others, and the overall cost-effectiveness of the suspension system needs to be evaluated. It’s important to strike a balance between the desired performance, durability, and budgetary constraints.
Manufacturers of trailer suspensions carefully consider these factors when selecting materials for their products. They aim to provide suspensions that offer a balance of strength, durability, corrosion resistance, and cost-effectiveness.
In summary, the choice of materials has a significant impact on the durability and reliability of trailer suspensions. The selection of materials with appropriate strength, corrosion resistance, fatigue resistance, and weight reduction properties enhances the performance and longevity of the suspension system. By considering these factors, trailer owners can ensure that their suspensions are capable of withstanding the demands of their specific applications and operating environments.
How does the choice of trailer suspensions affect the overall performance and reliability of a trailer?
The choice of trailer suspensions has a significant impact on the overall performance and reliability of a trailer. It influences various aspects of trailer operation and functionality. Here’s how:
- 1. Load Capacity: The type and design of trailer suspensions determine the trailer’s load-carrying capacity. Choosing suspensions with the appropriate load rating ensures that the trailer can safely carry the intended cargo without overloading or straining the suspension components.
- 2. Ride Quality: The choice of suspensions affects the ride quality for both the trailer and the cargo. A well-matched suspension system can provide a smoother and more stable ride, reducing the risk of cargo damage and enhancing driver comfort.
- 3. Handling and Maneuverability: Different suspension systems offer varying levels of handling and maneuverability. Some suspensions are designed for stability during high-speed highway travel, while others excel in off-road or rugged terrain. Choosing the right suspension type ensures optimal handling characteristics.
- 4. Durability and Longevity: The quality and construction of trailer suspensions play a vital role in their durability. High-quality suspensions are less prone to wear and are designed to withstand the rigors of heavy-duty use, resulting in longer service life and increased reliability.
- 5. Maintenance Requirements: The maintenance needs of trailer suspensions can vary depending on their type and design. Some suspensions require more frequent lubrication and inspection, while others are designed for minimal maintenance. Selecting suspensions that align with your maintenance capabilities can affect long-term reliability.
- 6. Adaptability to Terrain: The choice of suspensions impacts the trailer’s adaptability to different terrains. Air suspensions, for example, excel in providing a smooth ride on rough or uneven surfaces, enhancing versatility and reliability in various settings.
- 7. Safety: Properly matched suspensions contribute to trailer safety. A well-balanced suspension system helps prevent trailer sway, reduces the risk of rollovers, and enhances stability during emergency maneuvers, improving overall safety.
- 8. Fuel Efficiency: Some suspensions are designed to minimize rolling resistance, which can improve fuel efficiency. Choosing fuel-efficient suspensions can lead to cost savings over the trailer’s operational lifespan.
- 9. Compatibility with Towing Vehicle: The choice of trailer suspensions should consider the towing vehicle’s specifications. Ensuring compatibility between the trailer suspensions and the towing vehicle’s capabilities is essential for safe and reliable towing.
- 10. Load Distribution: Trailer suspensions play a critical role in distributing the weight of the cargo evenly across the axles. Proper load distribution enhances stability, prevents overloading, and reduces the risk of component wear or failure.
In summary, the choice of trailer suspensions directly impacts the trailer’s performance, reliability, and safety. It’s essential to carefully consider factors such as load capacity, terrain, maintenance requirements, and intended use when selecting suspensions to ensure that they align with the specific needs of your trailer and operational requirements.
What are the different types and configurations of trailer suspensions available in the market?
There are several different types and configurations of trailer suspensions available in the market. Here’s a detailed explanation:
- Leaf Spring Suspension:
- Coil Spring Suspension:
- Torsion Axle Suspension:
- Air Suspension:
- Independent Suspension:
- Rubber Torsion Suspension:
Leaf spring suspension is one of the most common types of suspensions used in trailers. It consists of multiple layers of curved metal strips (leaves) that flex and absorb shocks. Leaf springs are durable, cost-effective, and provide good load-carrying capacity. They are typically arranged in a single or dual configuration, where two leaf springs are mounted parallel to each other on each side of the trailer.
Coil spring suspension utilizes helical coil springs to provide support and shock absorption. This type of suspension offers a smoother ride and improved comfort compared to leaf spring suspensions. Coil springs can be mounted in various configurations, including single or dual setups, depending on the trailer’s weight and load requirements.
Torsion axle suspension is a type of independent suspension commonly used in trailers. It consists of rubberized torsion arms that provide suspension for each wheel independently. Torsion axle suspensions offer excellent shock absorption, improved stability, and a smoother ride. They are often used in utility trailers, RVs, and other applications that require enhanced towing comfort.
Air suspension systems utilize airbags or air springs to support the trailer’s weight and provide adjustable suspension stiffness. These suspensions offer a high level of adjustability, allowing the user to modify the ride height and stiffness according to the load requirements. Air suspensions provide excellent load leveling, improved ride quality, and are commonly used in heavy-duty trailers or specialized applications.
Independent suspension systems allow each wheel to move independently of the others. This type of suspension provides superior shock absorption, stability, and improved handling characteristics. Independent suspensions are often found in high-end trailers, including luxury RVs or high-performance trailers.
Rubber torsion suspension is a type of suspension that uses rubber cords or rods instead of traditional springs. The rubber cords provide the necessary support and shock absorption, eliminating the need for separate springs. Rubber torsion suspensions offer a smooth and quiet ride, reduced maintenance, and are commonly used in smaller trailers, such as boat trailers or utility trailers.
In summary, the market offers a range of trailer suspensions, including leaf spring, coil spring, torsion axle, air suspension, independent suspension, and rubber torsion suspension. Each type of suspension has its own advantages and is suitable for different trailer applications based on factors such as load requirements, ride comfort, stability, and adjustability.
editor by CX 2024-03-04