Views: 0 Author: Site Editor Publish Time: 2026-06-30 Origin: Site
Learn detailed Flatbed Semi Trailer specifications, including dimensions, load capacity, axle options, and structure. Compare different trailer types and understand how to choose the right flatbed semi trailer for heavy transport needs.
What Is a Flatbed Semi Trailer?
A flatbed semi trailer is a heavy-duty transport trailer designed without side walls or a roof. It is widely used in logistics, construction, mining, and industrial cargo transportation.
It is ideal for:
Oversized cargo
Heavy machinery
Steel materials
Containers
| Specification | Standard Range |
|---|---|
| Length | 12,000 – 18,000 mm |
| Width | 2,500 – 3,000 mm |
| Load Capacity | 30 – 100 tons |
| Axles | 2 / 3 / 4 / Customized |
| Tire Size | 12R22.5 / 11R22.5 |
| Material | High-strength carbon steel |
| Suspension | Mechanical / Air suspension |
| Type | Load Capacity | Best Use | Advantage |
|---|---|---|---|
| 2-Axle Flatbed | 30–40 tons | Light cargo | Low cost |
| 3-Axle Flatbed | 40–60 tons | General freight | Balanced performance |
| 4-Axle Flatbed | 60–80 tons | Heavy machinery | High stability |
| Custom Multi-Axle | 80–100+ tons | Oversized cargo | Maximum capacity |
A flatbed semi trailer is made of several key components:
Main beam (high-strength steel structure)
Cross beams for reinforcement
Axle system for load distribution
Suspension system (air or mechanical)
Deck platform for cargo placement
Braking system for safety control
| Dimension | Range |
|---|---|
| Deck Length | 12m – 18m |
| Deck Width | 2.5m – 3m |
| Deck Height | 1.3m – 1.6m |
| Ground Clearance | 300 – 450 mm |
Load capacity determines:
Safety of transportation
Efficiency of logistics
Cost per ton
Suitable cargo type
High tensile steel ensures long-term durability.
Suitable for multiple industries and cargo types.
Higher load capacity reduces shipping cost per ton.
OEM customization available based on business needs.
Flatbed semi trailers are widely used in:
Construction industry
Mining operations
Logistics & freight companies
Steel and metal transport
Container shipping
Heavy machinery delivery
✔ Choose axle number based on load weight
✔ Select steel thickness based on cargo type
✔ Decide suspension type (air vs mechanical)
✔ Consider road regulations in your country
✔ Match trailer length with cargo size
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A flatbed semi trailer is one of the most essential tools in modern logistics. Understanding its dimensions and load capacity helps buyers choose the right configuration for safety, efficiency, and cost savings.
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