Our Factory uses 6 beams under the floor plate of the 40 ft flatbed trailer , effectively ensure the flatness of the floor plate.The floor plate of the 40 ft flatbed trailer is the 3 mm and it's diamond plate, The floor plate is strong and durable, and not easy to deform. The bottom plate of the 40 ft flatbed trailer reinforced double plate at the gooseneck part of the main beam, and double plate for the middle beam, the deformation range of the trailer during heavy load is small, which is better for use.
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