Flatbed Semi Trailer for Heavy-Duty Cargo Transportation

A flatbed semi trailer is a versatile commercial transport solution designed for moving containers, construction materials, steel products, machinery, and other suitable heavy or oversized cargo. Its open loading platform provides flexibility for different loading methods and cargo dimensions, making it a practical option for logistics companies, freight operators, construction businesses, and commercial vehicle fleets. For buyers looking for a flatbed semi trailer for domestic transportation or international logistics, selecting the right dimensions, axle configuration, suspension, and cargo securing equipment is essential.

Qingdao Jinjun Vehicle Co., Ltd. offers a flatbed semi trailer with a listed loading capacity of 80t, approximate tare weight of 7.3 T, and dimensions of 12500*2500*1550mm. The main beam has a specified height of 500mm and is made of Q345B steel. Depending on operating requirements, buyers can discuss 2-, 3-, or 4-axle configurations, FUWA/BPW or other axle brands, mechanical or air suspension, different tire specifications, and optional ABS.

The trailer is designed to support flexible cargo transportation and can be configured according to customer requirements. Options include the kingpin, landing gear, tires, container locks, electrical equipment, paint finish, and toolbox dimensions. Jinjun can discuss customized semi-trailer designs based on the customer's cargo type, tractor specifications, destination-market requirements, and preferred shipping method.

What Is a Flatbed Semi Trailer?

A flatbed semi trailer is a semi trailer with an open, flat loading platform rather than a fully enclosed cargo body. This design makes it suitable for cargo that can be loaded from the top or sides using appropriate handling equipment. Depending on the cargo and loading arrangement, a flatbed trailer may be used to transport shipping containers, steel materials, construction supplies, machinery, industrial components, and other compatible goods.

For logistics operators, the open platform offers flexibility when handling cargo of different shapes and sizes. Forklifts, cranes, and other suitable loading equipment may be used according to the cargo type and site conditions. Container locks can be incorporated into the configuration to support compatible container transportation. The trailer specification should always match the intended cargo, loading method, tractor unit, and local transport regulations.

When comparing flatbed semi trailers, buyers should evaluate more than the platform dimensions. Loading capacity, tare weight, main beam structure, axle configuration, suspension type, tire specification, kingpin size, braking equipment, and electrical connections all influence compatibility with the intended operation. A clear technical specification helps buyers compare configurations and confirm the product requirements before manufacturing.

Main Features of the Jinjun Flatbed Semi Trailer

1. Open Platform for Flexible Cargo Loading

The flatbed design provides an open platform for loading compatible cargo from different directions. This layout can be useful for businesses handling containerized goods, construction materials, steel products, equipment, and other loads that do not require an enclosed trailer body. The actual loading procedure should be selected according to the cargo dimensions, weight, lifting points, and available handling equipment.

Before ordering, buyers should describe the types of cargo they plan to transport and explain whether the trailer will mainly carry containers, general cargo, or a mixture of compatible loads. This information helps clarify the required platform arrangement, container-lock positions, and other configuration details.

2. Q345B Steel Main Beam

The listed main beam material is Q345B steel, with a specified beam height of 500mm. The main beam is an important structural component that supports the trailer platform and transfers loads through the chassis. Its material and dimensions should be considered as part of the complete structural design.

Actual service performance depends on the full vehicle design, manufacturing quality, cargo distribution, operating conditions, and maintenance. Buyers should confirm the final technical drawing and agreed structural specifications before production, especially when the trailer will operate under demanding conditions or carry a particular type of cargo.

3. Multiple Axle Configurations

The listed axle options are 2, 3, or 4 axles, with 13T or 16T specifications and FUWA, BPW, or other brands. This selection allows buyers to discuss an axle arrangement that fits the intended application, tractor unit, and applicable regulations.

Axle configuration should be evaluated together with the loading capacity, permitted axle loads, suspension, tire ratings, and cargo weight distribution. The stated 80t loading capacity does not automatically mean that this payload is legal for every road or vehicle combination. Buyers must verify the applicable limits in the destination market and confirm the final configuration with the supplier.

4. Mechanical or Air Suspension

The product specification lists mechanical suspension and air suspension as available options. Buyers can discuss the appropriate suspension type based on the operating environment, road conditions, maintenance resources, cargo requirements, and local preferences.

Suspension selection should be considered alongside the axle arrangement, tire specifications, tractor compatibility, and expected operating conditions. The selected configuration should be recorded in the final quotation and technical documents so that the supplied trailer matches the agreed requirements.

5. Flexible Tire and Rim Options

The listed rim specification is 9.00*22.5. Tire options include 12.00R22.5, 315 80R22.5, and 11.00R20, with the tire brand optional. These specifications should be reviewed in relation to axle configuration, load ratings, operating conditions, and the technical requirements of the destination market.

Before confirming an order, buyers should identify their preferred tire size and brand, if applicable. The supplier should confirm compatibility between the selected tires, rims, axles, and final trailer configuration. Tire load ratings and operating limits must be suitable for the intended application.

6. Container Locks and Cargo Securing

The supplied specification lists 12 twist locks. The product description also states that 4, 8, or 12 container locks can be selected. Buyers should therefore confirm the required quantity and arrangement before production. The position of the locks should match the intended container handling requirements and the agreed platform design.

Container locks are only one part of a safe cargo transportation arrangement. Operators must ensure that containers and other loads are properly positioned, compatible with the trailer configuration, and secured in accordance with applicable safety requirements. The appropriate loading and securing method depends on the cargo, route, and operating conditions.

Flatbed Semi Trailer Specifications

The table below presents the technical specifications supplied for this flatbed semi trailer. Values, dimensions, brands, and technical descriptions are retained as provided. Any final configuration options should be confirmed in writing before production.

The table reflects the information provided for this product and does not replace a final technical drawing or confirmed order specification. Options such as axle brand, suspension, tire brand, kingpin, landing gear, ABS, and container-lock quantity should be selected and confirmed for the individual order.

Dimensions, Tare Weight, and Loading Capacity

The listed trailer dimensions are 12500*2500*1550mm, the approximate tare weight is 7.3 T, and the loading capacity is 80t. These figures are important starting points when assessing the trailer's suitability for a transport project. Buyers should consider the size and weight of their cargo, the available loading space, the tractor unit, and the legal restrictions that apply to the intended route.

The actual payload and permitted vehicle combination weight must be checked against the relevant local regulations. Road limits, axle-load restrictions, registration requirements, and cargo-securing rules can vary by market. Buyers should not assume that the listed loading capacity is automatically permitted on every road or under every operating condition.

Where cargo dimensions or operating conditions require a different arrangement, buyers can discuss customized dimensions with Jinjun. Any change to the listed dimensions should be explicitly agreed and documented before production. The final drawings and order documents should provide a clear reference for the supplied product.

Kingpin and Heavy-Duty Landing Gear

The listed kingpin options are 2"(50mm) or 3.5"(90mm), with JOST or other brands available. The kingpin connects the semi trailer to the tractor unit through the fifth wheel, so compatibility is essential. Buyers should verify the tractor model, fifth-wheel specification, and applicable coupling requirements before choosing the final kingpin.

The specification also lists 28t heavy-duty landing gear, with JOST or other brands. Landing gear supports the front of the uncoupled trailer during parking and related stationary operations. Buyers should confirm the selected brand and specification in the order documents. Safe operation requires the trailer to be parked on suitable ground and the landing gear to be used according to the manufacturer's instructions.

Braking System, ABS, and Electrical Equipment

The supplied brake specification is recorded as “Wabco re 6 relay valve; T30/30+T30 spring brake chamber;”. The listed valve is a Wabco valve, described in the source as being for the export market. ABS is optional. These items should be reviewed and confirmed in the final configuration, especially when the trailer is intended for a market with specific vehicle safety or import requirements.

The listed lighting system is LED Light, also described in the source as being for the export market. The electrical voltage is 24V, and the receptacle is specified as 7 ways (7 wire harness). Buyers should confirm that the electrical connection and lighting arrangement are compatible with the tractor unit and the requirements of the destination market.

Braking and electrical equipment should be inspected before the trailer enters service. Applicable requirements may vary by destination, so the final equipment list and any required compliance documents should be confirmed before production and shipment.

Toolbox, Surface Finish, and Customization

The supplied specification includes one toolbox measuring 1m*0.5m*0.5m, with the size customizable. The toolbox can provide storage for suitable tools or accessories, depending on the final design and operating requirements. Buyers should confirm its dimensions and position so that it does not interfere with loading, vehicle components, or other equipment.

The listed painting method is spray powder. Buyers can discuss the required finish and appearance when confirming the order. Color and other customization details should be documented clearly, along with any requirements concerning the toolbox, axle brands, tire brands, suspension, and container locks.

Jinjun can discuss special designs according to customer requirements. The feasibility of each change depends on the intended application, technical compatibility, and final agreement. Confirm all customized items before production to ensure that the finished trailer matches the agreed specification.

Shipping Methods for a 40ft Flatbed Semi Trailer

The listed shipping methods are bulk vessel, RORO, and 40HQ container. The appropriate method depends on the trailer configuration, shipping route, available vessel arrangements, port facilities, and logistics costs. Buyers should compare the available methods with the supplier or freight forwarder before confirming the shipment plan.

40HQ Container Shipping

According to the supplied shipping description, two 40ft flatbed semi trailers can be packed into one 40HQ container. This loading arrangement is intended to help reduce shipping costs by transporting two compatible trailers in the same container. Actual loading feasibility depends on the final trailer dimensions, packing arrangement, container internal dimensions, loading procedure, and shipping requirements.

Before selecting this method, the supplier and logistics provider should confirm that the two trailers can be safely packed and secured in the selected container. The loading plan should account for the trailers' dimensions, handling points, securing method, and any restrictions imposed by the carrier or destination port.

Bulk Vessel or RORO Shipping

The supplied description states that three 40ft flatbed semi trailers can be stacked into one group for shipment by bulk cargo vessel or RORO, with the aim of saving shipping costs. The actual stacking arrangement, handling method, and acceptance for shipment must be confirmed for the specific vessel, route, and trailer design.

Shipping costs and arrangements depend on the destination port, carrier, freight market, handling requirements, and final cargo dimensions. Buyers should request confirmation of the shipping plan and related costs before finalizing the purchase. Do not assume that a stated packing arrangement is suitable for every vessel or route without confirmation from the logistics provider.

Applications of a Flatbed Semi Trailer

Container Transportation

With a confirmed container-lock configuration, a flatbed semi trailer can be configured for compatible container transportation. Buyers should specify the intended container type and handling requirements so that the position and quantity of the locks can be confirmed. Safe operation also requires appropriate container securing and compliance with applicable weight limits.

Construction Materials and Steel Products

The open platform may be suitable for transporting construction materials, steel products, and other compatible industrial cargo. Cargo dimensions, loading equipment, weight distribution, and securing methods should be assessed before use. Long, heavy, or irregular loads may require additional planning to ensure that the selected trailer configuration is appropriate.

Machinery and General Freight

Businesses transporting machinery, industrial components, and other general freight may consider a flatbed semi trailer when the cargo can be loaded and secured safely on an open platform. The final suitability depends on the cargo's weight, shape, lifting points, and transportation route. Buyers should provide these details when requesting a customized configuration.

How to Choose the Right Flatbed Semi Trailer

Start by identifying the cargo type, typical weight, dimensions, loading method, and destination. These details help establish the required platform dimensions and cargo-securing arrangement. Next, confirm the tractor specifications, fifth-wheel compatibility, required kingpin, and intended axle configuration.

Then review the suspension, tire and rim specifications, braking equipment, lighting, electrical connections, and any optional ABS requirements. For container transportation, confirm the number and position of twist locks. If the trailer will be exported, check the applicable import, registration, and vehicle safety requirements in the destination market.

Finally, confirm the complete configuration in the quotation and technical drawing. This should include dimensions, loading capacity, tare weight, axle arrangement, component brands, customization options, and shipping method. A clear written specification helps reduce misunderstandings and supports a smoother procurement process.

Frequently Asked Questions About Flatbed Semi Trailers

1. What is the listed loading capacity?

The supplied specification lists a loading capacity of 80t. The permitted payload for a specific operation must be confirmed against the final configuration and local regulations.

2. What are the dimensions and tare weight?

The listed dimensions are 12500*2500*1550mm, and the approximate tare weight is 7.3 T. Confirm the final dimensions and weight in the technical drawing and order documents.

3. Which axle configurations are available?

The listed options are 2, 3, or 4 axles, with 13T or 16T specifications and FUWA, BPW, or other brands. The final arrangement should match the application and applicable load limits.

4. Can I choose mechanical or air suspension?

Yes. Both mechanical suspension and air suspension are listed as options. Confirm availability and the selected configuration before production.

5. How many container locks can be selected?

The specification table lists 12PCS, while the product description states that 4, 8, or 12 container locks can be selected. Confirm the required quantity and arrangement in the order documents.

6. Which shipping methods are available?

The listed methods are bulk vessel, RORO, and 40HQ container. The shipping method and packing arrangement should be confirmed according to the final trailer dimensions, route, carrier, and logistics requirements.

7. Can the trailer be customized?

Yes. The product description allows special design according to customer requirements. Dimensions, tire specifications, axle brands, suspension, container locks, toolbox size, and other available options should be confirmed with the supplier.

Request a Quote for a Jinjun Flatbed Semi Trailer

If you are looking for a flatbed semi trailer for container transportation, construction materials, steel products, machinery, or general cargo, contact Qingdao Jinjun Vehicle Co., Ltd. with your destination country, cargo details, tractor specifications, preferred axle configuration, and customization requirements.

Jinjun can discuss the available configuration and shipping options based on your project. Before placing an order, confirm the final technical specification, component brands, customization details, packing method, and delivery terms in writing.

Send your requirements to begin discussing a flatbed semi trailer configured for your transportation and shipping needs.