40ft flatbed semi-trailer manufacturer
40ft flatbed semi-trailer manufacturer

40ft flatbed semi-trailer for carry container and dry cargo

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    SUNSKY brand
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Best quality 3 axle 40ft flatbed semi-trailer for sale

SUNSKY produces the high quality 3 Axles 40 feet Flatbed Trailer for carrying 40 feet container (2 x 20ft container) and dry cargo. The 40 feet flatbed trailer payload about 40 ton . The 3 axles 40 feet flatbed trailer also called tri-axle flat deck trailer,it contains the following characteristics :

1. The structure of flatbed semi trailer is made of high-strength international steel; it has light dead weight, and it has good advantage in anti-distortion, anti-seismic, anti-turbulence,and meet the needs of different road bearing capacity. 

2. The web height of flatbed trailer is from 400mm to 550mm, the longitudinal beam is welded by automatic submerged arc welding, the frame is shot peening, and the beam penetrates the longitudinal beam and welds the whole. 

3.Tandem dry plate spring and suspension bearing composition, reasonable structure, with strong rigidity and strength, used to support the load slow impact. 

SUNSKY trailer are focus on high quality products, flatbed trailers can be changed into different configuration and custom-built as your requirement.

Our superiority

1) China top manufacturer, 32 years professional experience.
2) Two years guarantee term provided freely.

3) Export more than 1000 units to Africa, Southeastern Asia, and South America.
4) Products can be custom-made according to your design.

Product specification:

40FT3-axle Flatbed semi trailer


Carry 1X20FT、1X40FT、or 2X20FT container



Main frame:

Heavy duty and extra durability design; Opting for high tensible low carbon alloy Q345B steel; I beam welded by automotive arc-submerge process



No. of axle:




Tare weight(kgs):



JOST brand bolt-in/welded type 3.5"

Landing gear:

JOST brand two-speed manual operation 19”

Tire size:

11R22.5 (13 sets)

Rim size:

9.00*22.5 (13 sets)


Fuwa Brand 3 Axles,13 tons


Fuwa brand with 8pcs of leafs spring

Brake system:

Dual line with WABCO brand Re-6 emergency relay valve, MBA brand T30/30 air chamber, 46L air tank

Electric system:

One unit of 24V 7-pin ISO standard socket; with brake light, turn light, reverse light, side light, reflector, fog light; one set of 6-pin standard cable

Container locks

12(for 1x20GP,2X20GP,1X40HQ)


S.A.2.5 standard sandblasting; Two coat of anti-corrosion prime; one coat of finish painting


One tool box; one set of standard tool

We can build the trailers according to customer’s design and requirement

Production detail:

high quality flatbed semi trailer weight pricehigh quality flatbed semi trailer weight pricehigh quality flatbed semi trailer weight price


Q:How much weight can you put on a flatbed trailer?

A: The payload of flatbed trailer can be designed from 30 tons to 60 tons even more. It depends on the number of axle on a flatbed trailer. The most popular flatbed trailer is 40ft 3 axle flatbed trailer with 40 tons payload.

Q:Do you supply after-sales service and how long?

A:We supply two year free warranty terms after our products are sold. We also supply the spare parts service in cost price.

If you have more questions,welcome to cilck here and Email us,we will apply soon!


Subject : 40ft flatbed semi-trailer for carry container and dry cargo

Whatsapp : 8613666007515