The 20ft hard-top container is a specialized ISO shipping container; unlike standard soft-top containers with canvas covers, it features a solid, detachable steel roof panel that can be lifted off entirely. This design allows for fully open, vertical loading and unloading of cargo. Its external dimensions are identical to those of a standard 20ft general-purpose (GP) container, making it compatible with standard lifting equipment used in multimodal transport (sea, rail, and road) and suitable for stacking in container yards.
Hard-top Open-top Container
20ft New Hard Open Top Shipping Container
Product Specification
| External Dimension(MM) | 6058*2438*2591 |
| Internal Dimension(MM) | 5895*2340*2350 |
| End door dimensions | 2338*2273 |
| Top opening dimensions | 5480*2230 |
| Maximum Gross Weight | 30480kg |
| Maximum Payload | 27180kg |
| Tare Weight (±2%) | 3300kg |
Advantages
● Exceptional Flexibility for Loading and Unloading
With the roof fully removable, cranes and overhead hoists can vertically load oversized, overweight, or extra-long equipment, steel coils, and large components directly into the container. Operations are not restricted by rear door dimensions, eliminating the need to disassemble large cargo for packing.
● Superior Structural Strength Compared to Soft-Top Containers
The steel roof offers excellent resistance to crushing and abrasion. It withstands the stresses of long-haul ocean transport—such as wind and wave-induced deformation—better than soft-top versions, ensures greater stacking stability, and significantly reduces the risk of damage or water leakage.
● Secure, Watertight, and Resealable
Once loading is complete, the steel roof can be locked securely in place. Integrated sealing gaskets ensure complete watertight protection against rain, dust, and seawater corrosion, meeting the same sealing standards as standard dry freight containers.
● Globally Standardized
Certified with the CSC Safety Approval, the container is compatible with standard spreaders used at terminals, depots, and by shipping lines. It requires no custom transport arrangements and incurs no extra handling surcharges associated with specialized containers.
FAQ
Q: Can hard-top open-top containers be used for global multimodal transport involving sea, rail, and road?
A: Yes. They comply with the ISO 1496 international container standard and hold CSC safety certification; they can circulate freely among major global shipping lines, inland depots, and China-Europe freight trains without the need for specialized lifting equipment.
Q: Apart from transporting cargo, can hard-top open-top containers be adapted for temporary storage?
A: Yes. Once the steel roof is closed, it is sealed against dust and rain, making it suitable for storing heavy equipment or steel components within factory premises. However, frequent removal and reinstallation of the roof can cause wear on the locking mechanisms and sealing gaskets, so using them for long-term, repetitive disassembly and storage is not recommended.
Q: Why is the tare weight of a hard-top container higher than that of a soft-top or standard 20GP container?
A: The solid steel roof, combined with reinforced locking structures and strengthened top corner castings, results in increased structural integrity and tare weight; consequently, the effective cargo-carrying capacity is slightly lower than that of soft-top containers.