Trailer Leaf Spring：
The raw material is alloy steel with grade 60Si2Mn, which fully meets or exceeds the performance requirements specified by national standards. It features high dimensional accuracy, excellent mechanical and processing properties, and employs meticulous drilling techniques to ensure refined craftsmanship and detailed precision. The product is finished with high-pressure electrostatic automatic spraying, offering strong corrosion resistance, acid mist resistance, and water resistance, along with an superior appearance. The production process is fully digitally controlled, utilizing an internal recirculating heat air flow tempering furnace and adopting new medium-to-low temperature furnace technology.