Home » Products » Side Wall Semi Trailer » Cargo Side Wall Semi Trailer Malawi

Cargo Side Wall Semi Trailer Malawi

Production Time: Approximately 30 Working Days 
Packaging: SKD/CKD 
Shipping Method: Sea/Land 
Material: Q345B (Customizable) 
Axles: 1, 2, 3 (Customizable) 
Warranty: 1 Year Warranty for Main Structure 
Brand: Vehicle Master
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Vehicle Master's cargo side wall semi trailer is usually just called sidewall trailer or side wall semi trailer for short. The only difference between the side wall semi trailer and flatbed semi trailer is the side wall or side boards. Flatbed semi trailers don't have the side boards, while side wall semi trailers have them. The side wall can be low or high depending on customer's needs. The side boards are usually disassembled prior shipping and stacked on top of each other to save space during transportation. Once they arrive their destination, the side boards can be assembled very easily.

Walk-around of Cargo Side Wall Semi Trailer Malawi


The picture below is a schematic diagram of the structure of an ordinary side wall semi-trailer. We can clearly see the main components and positions of the trailer. Let us explain each part in detail below.



Main Structure of Cargo Side Wall Semi Trailer Malawi


  1. On the cargo side wall semi trailer, the frame is the main component used to support the load and install traction pins, suspension, landing gear and other devices.

  2. The side beams are generally channel steel or bending parts. At present, most trailers use channel steel in Malawi. There will be more side beams for for light-body trailers because the requirements for strength are not too high. The support beam is the through beam, which are mostly W beams now. Channel steel above #10 is used for heavy goods.



Top Part

  • For the cargo side wall semi trailer, the upper part refers to the side wall, the gantry and so on. The side wall is divided into flat plate and vertical corrugated board. Vertical corrugated board is a typical board with much higher strength.

  • The gantry is also known for the front board. Generally, it can be removable and detachable if it is not specially required. Therefore, the gantry must be welded to the frame and two diagonal pulls must be added for the goods that often pull heavy goods to prevent cargo sliding in Malawi.




  • Also known as the traction pin, kingpin is an important component that connects the cargo side wall semi trailer and the tractor. It bears the traction force and is connected to the traction seat. According to the diameter of the traction pin, it can be divided into 50mm and 90mm, which are usually referred as #50 and #90.  According to the assembly method, it can be divided into welding type and assembly type in Malawi. It is generally forged from carbon steel and alloy steel.

  • When the total weight of the trailer and cargo is limited to 50T. Below 50T, #50 kingpin is used.

  • When it is above 50T, #90 is used. For safety reasons, #90 kingpin should always selected for total weight over 90T.

Suspension System

  • The suspension system of a cargo side wall semi trailer is a general term for a complete set of devices that connect the frame of the semi-trailer to the axle, which has the function of transmitting load and damping. The general semi-trailer suspension adopts non-independent steel plate stamping rigid suspension, which is composed of tandem leaf springs and suspension supports.

  • Due to the different uses of special vehicles in Malawi, there are also different requirements for the design of the suspension. There are four commonly used suspensions: steel plate suspension, single-point suspension, air suspension, and rigid suspension. At present, for most semi trailers, steel plate suspension is most often seen type of suspension system.



The axle of the cargo side wall semi trailer is an important part of the trailer. The connection between the suspension and the frame plays a load-bearing role for the semi-trailer and makes sure the vehicle travel smoothly and safely on the road.

Rim and Tire

For semi trailers, steel rims and tires are equivalent to shoes that we wear to walk. Just like how we select the right size and fit shoes according to the size and type of our feet,  steel rims and tires should match different circumstances for cargo side wall semi trailer in Malawi accordingly.

Electrical System

The electrical system of the cargo side wall semi trailer consists of seven-core sockets, cables, gas circuits, and various lamps and lanterns. The electrical circuit is mainly used for lighting and signaling, while the gas circuit is used for normal braking and emergency braking. Generally speaking, it is possible to tell how capable or detailed a manufacturer or factory is in Malawi and any other countries from how the wiring of the electrical circuit is done.



Supporting Device

The supporting device of the cargo side wall semi trailer is also called the landing gear or outriggers. It is mainly used to support the trailer when it is detached. There are two types of landing gear: single-action type and linkage type. For single-action type, each of the outriggers has a rocking handle, while there is only one rocking handle on the right side for the linkage type). The landing gear consists of parts such as supporting Legs, connecting brackets, and so on.

Protective Device

  • The cargo side wall semi trailer’s protection device is composed of side guardrail and rear guardrail, which mainly play the role of protection and blocking. Meanwhile, the other purpose is to protect pedestrians and other vehicles from getting under the semi trailer in Malawi.

  • The side guardrail includes profile type, brim steel type, steel plate bending type

  • Other accessories on the semi-trailer include tool boxes, spare tire racks, plugs, etc. There are also some small accessories such as rope tighteners, rope hooks and other highly functional accessories, which should be selected according to the type of goods transported by the trailer.



Vehicle Master is China's leading provider of semi trailer solution for transportation and logistic industry. The company has been awarded Provincial Municipal Meritorious Enterprise, Star Enterprise and Advanced Enterprise.




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