800+400FENCE PLATE SEMI-TRAILER

Introduction

In modern freight transportation, versatility is the secret weapon of logistics efficiency. Trucking companies often need trailers that can transport many types of cargo—agricultural goods one day, construction materials the next, and industrial equipment after that. This is where the 800+400 Fence Plate Semi-Trailer becomes extremely valuable.

The 800+400 fence plate configuration refers to a combined side wall and fence structure, where the lower solid plate section (800 mm) provides strong cargo protection while the upper removable fence section (400 mm) improves cargo containment and ventilation. This design creates an ideal balance between strength, flexibility, and loading efficiency, making it widely used in regions such as Africa, Southeast Asia, the Middle East, and South America.

This guide explains everything buyers and fleet managers need to know about the 800+400 Fence Plate Semi-Trailer, including design features, technical specifications, components, cargo applications, customization options, safety considerations, and long-term maintenance.

Understanding the 800+400 Fence Plate Design

The “800+400” structure refers to the height composition of the trailer’s side walls.

• 800 mm solid steel plate (bottom section)

• 400 mm removable fence structure (upper section)

The total side wall height is typically 1200 mm, though this can vary depending on the customer’s requirements.

This hybrid structure solves several transportation problems simultaneously.

The lower steel plate protects cargo from impact, road debris, and shifting loads. It also strengthens the trailer frame, improving structural rigidity when transporting heavy goods.

The upper fence section allows air circulation and makes it easier to load goods using cranes or forklifts. The removable fence design also enables quick conversion for different cargo types.

Because of this adaptability, the 800+400 fence trailer is often considered one of the most practical semi-trailer designs for mixed cargo logistics.

Specification

Product Advantages

1. Powerful Load Capacity for Heavy-duty Scenarios

• With a rated total mass of 70000 kg and paired with LUCKSUN 16T axles, it easily handles the heavy transportation of bulk cargo such as sand, gravel, and building materials, making it an ideal choice for engineering logistics and commodity transportation.
• The chassis uses 3.0mm thick checkered plate, offering enhanced structural rigidity and deformation resistance to withstand long-term heavy loads without damage.

2. Reliable Safety Configuration for Stable Driving

• Equipped with WABCO brake valve group, it features fast braking response and even brake force distribution, significantly improving driving safety in complex road conditions.
• The 10-tablet 13mm×90mm leaf spring shock absorption system provides excellent shock absorption, effectively reducing the impact of bumpy roads on the vehicle and cargo to ensure transport stability.

3. Practical Structural Design for Multi-scenario Adaptation

• The 800+400 fence structure allows flexible height adjustment, meeting the anti-spill needs of high fence plates and enabling quick disassembly to load extra-long cargo, adapting to the transportation of bulk, oversized, and other types of goods.
• The 4-axle layout evenly distributes the load, and with 12R22.5-18PR heavy-duty tires, it has lower ground pressure, ensuring stable travel on unpaved roads such as construction sites and rural areas.

4. Outstanding Durability with Low Maintenance Costs

• The combination of high-strength steel plate chassis and heavy-duty axles offers strong wear and corrosion resistance, adapting to long-term and high-frequency transportation operations and reducing maintenance frequency.
• Standardized configurations (such as WABCO braking system and LUCKSUN axles) feature high part universality, enabling quick repair and replacement and lowering the total life cycle cost.

Customization Options to Fit Your Business

The 800+400 Fence Plate Semi-Trailer supports both standardized configurations and full customization, allowing customers to tailor the trailer to specific operational requirements.

Customization Available:

• Dimensions: cargo box length, width, and height
• Configurations: tire brands, braking systems, suspension types, landing gear
• Appearance: body color, corporate LOGO painting, reflective strip placement

All products are manufactured under ISO 9001 quality management certification, ensuring international quality standards.

Here are the pictures of the 800+400FENCE PLATE SEMI-TRAILER from other angles for your reference.

Global Service Network and Reliable Support

Luoxiang Group provides professional technical services and flexible warranty policies based on different models. With overseas offices in Tanzania, Guinea, Zambia, Nigeria, Vietnam, and Saudi Arabia, customers benefit from responsive local support and after-sales service.

If you need to know the specific warranty policy, please see the warranty manual (PDF) on our About Us page.

Ordering & Payment Terms

• MOQ: 1 unit
• Payment methods: T/T, L/C, and Sinosure-supported options

A Product Built by an Industry Leader

Luoxiang Group is not an ordinary trailer factory. It is a pioneer of intelligent manufacturing in China’s semi-trailer industry.

• China’s first robotic welding production line for trailers
• China’s first electrophoretic coating production line
• China’s first new national standard axle automation line
• China’s first whole-vehicle intelligent assembly line
• World’s first new national standard disc brake automation line

Thanks to these innovations, Luoxiang’s single-factory production and sales volume has ranked among the industry leaders for eight consecutive years. Customers choose Luoxiang not only for products, but for long-term reliability and manufacturing strength.

Here are the pictures of the 800+400FENCE PLATE SEMI-TRAILER from other angles for your reference.

Choose Strength. Choose Reliability. Choose Luoxiang

The 800+400 Fence Plate Semi-Trailer is more than a transport tool—it is a profit-generating asset built by one of China’s most advanced semi-trailer manufacturers.

Structural Design of the Trailer Chassis

The chassis is the backbone of the semi-trailer. A well-designed frame ensures the trailer can withstand heavy loads, uneven road conditions, and long-distance transportation.

The main beam is usually constructed from high-strength carbon steel (Q345 or equivalent). This material provides excellent resistance to bending and fatigue.

A typical main beam structure includes:

• Upper flange thickness: 14–16 mm

• Web plate thickness: 8–10 mm

• Lower flange thickness: 16–18 mm

Cross members are welded along the chassis to distribute weight evenly across the trailer. These cross beams prevent structural deformation when carrying heavy cargo such as steel coils or construction materials.

Fence Plate Structure and Materials

The fence plate system is the defining feature of this trailer design.

Lower Steel Plate Section (800 mm)

The lower wall is made from reinforced steel plates, typically 2.5–3.0 mm thick. This structure serves several purposes:

• Protects cargo from external impact

• Prevents small cargo items from falling

• Improves trailer rigidity

For bulk goods such as grains, bags, or agricultural products, the lower steel plate keeps the load contained during transportation.

Upper Fence Section (400 mm)

The upper fence section is often constructed from removable steel or aluminum bars.

Key benefits include:

• Easy cargo loading from the side

• Improved ventilation for agricultural cargo

• Faster unloading operations

Some manufacturers also offer foldable or detachable fence panels, allowing operators to convert the trailer into a flatbed when necessary.

Axle System and Suspension

The axle system plays a critical role in load distribution, road safety, and durability.

Axles

Most 800+400 fence plate semi-trailers use three heavy-duty axles.

Common axle specifications include:

• 13T or 16T axle capacity

• Reinforced axle housing

• Heat-treated steel components

Reliable axle brands commonly used include:

• FUWA

• BPW

• LUCKSUN

• York

These axles are designed for long-distance freight transport and heavy loads.

Suspension System

The most common suspension used in this type of trailer is leaf spring suspension.

Typical configuration:

• 10 leaf springs

• Spring size: 13 mm × 90 mm

• Reinforced equalizer beam

Leaf spring systems are popular because they are:

• Durable

• Cost-effective

• Easy to maintain

• Suitable for rough road conditions

For higher-end configurations, air suspension systems may be installed to reduce vibration and improve cargo protection.

Brake System and Safety Components

Safety is essential in heavy freight transportation. High-quality braking systems help prevent accidents and protect both cargo and drivers.

Brake Valve System

Many manufacturers install WABCO brake valve systems, which offer reliable air brake control.

Advantages include:

• Faster braking response

• Improved stability

• Reduced stopping distance

ABS Braking System

An Anti-Lock Braking System (ABS) prevents wheel lock during emergency braking, improving control and reducing tire wear.

Lighting and Reflectors

Standard safety equipment includes:

• LED rear lights

• Side reflectors

• Hazard warning plates

• Rear underride protection

These features increase visibility and comply with international transportation regulations.

Tires and Wheels

The trailer typically uses 12R22.5 heavy-duty truck tires.

Common tire configuration:

• 12 tires (3 axles × 4 tires per axle)

These tires are designed for:

• Long highway transport

• High load capacity

• Heat resistance

Wheel rims are usually 8.25 × 22.5 steel rims, though aluminum wheels can also be installed for weight reduction.

King Pin and Landing Gear

King Pin

The king pin connects the semi-trailer to the tractor unit.

Standard sizes include:

• 90 mm king pin

High-strength forged steel king pins provide excellent durability under heavy loads.

Landing Gear

Landing gear supports the trailer when it is not connected to a truck.

Typical specifications:

• Two-speed landing gear

• Load capacity: 28 tons

• Manual crank operation

Two-speed systems allow drivers to raise or lower the trailer quickly and efficiently.

Floor Structure

The trailer floor is usually made from 3.0 mm patterned steel plate.

Advantages include:

• Anti-slip surface

• High load resistance

• Long service life

For heavy cargo applications, some buyers choose 4–5 mm floor plates for additional durability.

The 800+400 Fence Plate Semi-Trailer is one of the most practical and versatile trailers available for modern freight transportation. Its hybrid side wall design combines the strength of steel plates with the flexibility of fence panels, allowing it to transport a wide variety of cargo efficiently.

With a robust chassis, heavy-duty axles, reliable braking systems, and customizable configurations, this trailer can handle demanding logistics tasks across diverse industries such as agriculture, construction, and manufacturing.

For logistics companies seeking a durable, flexible, and cost-effective transportation solution, the 800+400 fence plate semi-trailer represents an excellent investment that delivers long-term operational value. Proper maintenance and careful manufacturer selection will ensure the trailer performs reliably for many years, supporting safe and efficient cargo transportation across highways and challenging road conditions.

If you are looking for a durable, safe, and cost-effective semi-trailer, Luoxiang Group is your trusted partner.

Contact us today to get technical specifications, pricing, and customized solutions for your market.