Renqiu Chenwei Machinery Manufacturing Co., Ltd. is a professional manufacturer specializing in the design, development, and production of trailer jacks. With over a decade of industry experience, we are committed to providing durable, high-performance lifting solutions for trailers of all kinds.
Premium Raw Materials for Superior Performance
Our trailer jacks are built using precision-machined Q235B carbon structural steel tubes, known for excellent weldability, strength, and ductility. The screw rods are custom-made from high-carbon steel, with select models using 45# steel, offering outstanding hardness and a rated load capacity of up to 12,000 lbs, ensuring reliable lifting performance under heavy loads.
Custom-Engineered Components
All key components are carefully designed and manufactured for long-lasting durability:
Nuts: Made using powder metallurgy, offering high wear resistance and smooth operation without jamming.
Gears: Also produced using powder metallurgy and subjected to high-temperature heat treatment, providing superior hardness and wear resistance even under repeated use.
Stamped parts: Precision-formed with custom tooling to ensure compatibility and performance.
Advanced Welding & Surface Finishing
We utilize fully automated welding technology to guarantee consistency, structural integrity, and a clean finish. To protect against corrosion and environmental wear, our products are available with:
Zinc plating (galvanizing)
Powder coating These finishing options ensure long-lasting protection in harsh outdoor conditions.
Specifications (Customizable):
Lifting capacity: 2,000 lbs – 12,000 lbs
Lift range: Customizable per model (standard: 10"–15")
Material: Q235B tube, 45# steel screw
Mounting: Weld-on or bolt-on
Crank options: Side-wind or top-wind
Certified Quality & Global Standards
Our trailer jacks are manufactured in compliance with ISO 9001 quality management system and CE certification standards, ensuring consistent quality and international compliance.
Flexible Packaging & OEM/ODM Services
Packaging can be tailored to customer requirements, including individual boxes, pallets, or bulk packaging. We support OEM and ODM services, helping clients build custom solutions and branded products for their markets.
Looking for a trusted trailer jack supplier from China? Contact CHENWEI today and let us help you lift your business to new heights!
