Sơ mi rơ moóc thùng thấp Heavy Duty LowBed Trailer

ZW 3 Axle Heavy Duty LowBed Trailer — 40ft extendable lowboy for safe heavy machinery transport. Q345 main frame, SGS-qualified welding with Q345 steel, 10-year steel warranty, delivery 20–30 days.

Product Description

The 3 Axle Heavy Duty LowBed Trailer is engineered for secure, efficient transport of heavy machinery and overheight cargo. Designed as a 40ft extendable lowboy, this trailer lowers the center of gravity to improve stability during transit and to ease loading of tall equipment. The extendable section provides flexible deck length for a range of load profiles while maintaining a robust, concentrated-load capable main frame.

Heavy-duty construction

At the heart of the trailer is a main frame built from Q345 high-strength steel in a high-box cross section. This structure delivers superior resistance to bending and local deformation under concentrated loads, ensuring the trailer keeps its geometry under prolonged heavy-duty usage. Welding procedures are qualified by SGS according to EN ISO 15614-1:2008, and Q345 steel is used where specified to match welding process requirements and structural integrity validation.

Modular connecting design

The trailer’s connecting interfaces between unit modules use multiple-plate joins. This multi-plate approach increases connecting strength and reduces the risk of breakage at joints. It also simplifies assembly on site — modules can be combined quickly and safely, shortening preparation time for complex transports and improving flexibility for logistics providers who may need to reconfigure trailers for different loads.

Suspension and balance system

The suspension frame and balance arm are fabricated by welded construction to achieve high structural strength and a neat appearance. A robust suspension design maintains axle alignment and load distribution across varied road conditions, contributing directly to tyre life, fuel economy, and predictable handling when hauling heavy equipment.

Key features at a glance*

40ft extendable lowbed layout for variable-length cargo.

• Q345 main frame in high-box section for high concentrated-load capacity.
• Multiple-plate module connections for strength and quick assembly.
• Durable suspension frame and balance arm with welded construction.
• Appropriate clearance and approach/departure angles to negotiate ramps and obstacles.

Comprehensive warranty: 10 years on steel structure and 1 year on spare parts.

Applications and target users

This trailer is purpose-built for customers who move heavy, oversized or tall equipment: construction firms transporting excavators, cranes, and pavers; plant operators relocating industrial machinery; rental and logistics companies that specialize in heavy haulage; and national or regional transport operators needing a versatile lowboy for mixed fleet tasks. The design is particularly suited for loads requiring a low deck height to meet road height restrictions and to provide a safer center of gravity during transit.

Maintenance and serviceability

Routine maintenance focuses on welded joints, suspension components, wheelsets and deck interfaces. Because the main frame uses high-box construction and high-quality welding practices, inspections are straightforward: check for surface corrosion, weld crack initiation, fastener torque and correct suspension articulation. Replacement parts are covered under the one-year spare parts warranty, and ZW offers commissioning and training for seven days at the buyer’s site as part of the quotation package to ensure safe operation and correct maintenance routines.

Transport safety and compliance

The trailer design balances low deck height with adequate approach and departure angles (20° and 26° respectively) and minimum ground clearance of 148 mm to help avoid ground strikes while navigating job sites and highway ramps. Tyre and rim specifications (215/75R17.5 and 6.00–17.5) are selected for axle load distribution and compatibility with common commercial fleet standards, easing parts availability and roadside support.

Ordering, delivery and after-sales

ZW Trailer supplies this 3 Axle Heavy Duty LowBed Trailer with lead times of 20–30 days and a monthly supply capacity of up to 300 sets. Each quotation includes up to seven days of on-site commissioning and operator training to ensure the trailer is integrated into fleet operations safely and efficiently. After-sales support covers the one-year spare parts warranty and longer-term structural assurance through the ten-year steel warranty.

Why choose this lowboy

For operators who need a dependable, extendable lowboy that prioritizes load stability and long-term value, the ZW 3 Axle heavy duty low bed trailer combines high-strength materials, proven welding standards and practical modular design. It offers a balanced solution where heavy-duty capacity, safety and operational efficiency are essential.

Contact & inquiry

For detailed quotations, optional configurations, or to schedule commissioning and training, welcome inquiries from global buyers. We provide technical documentation and will assist with configuration choices to match your cargo profiling and regulatory requirements.

Product Specifications