Yongjian Hydraulic specializes in the development and production of high-performance hydraulic cylinders designed for critical industrial applications. Key product categories include:
大型液压缸
Bore size: 20–1400mm, Length up to 16,000mm, Weight up to 60 tons, Test pressure up to 145MPa. Ideal for large-scale water conservancy, metallurgy, and offshore equipment.Precision Hydraulic Cylinders
Featuring ultra-low speed (≤1mm/s), ultra-high speed (≥6000mm/s), and servo-proportional cylinders (20Hz response), supporting automation and dynamic precision control.Special Function Cylinders
Includes multi-stage, equal-force multi-stage, gear-rack, wave compensation, gas-liquid damping, and AGC/AWC control cylinders—engineered for complex systems.Adaptability for Harsh Environments
Designed for extreme temperatures (-50 to 200℃), subsea operations (300m depth), dusty industries (casting, coking, cement), radiation (nuclear), high vibration (vehicle-mounted, impact), and explosion-proof settings.Advanced Surface Treatments for Piston Rods
Options include surface hardening, hard chrome plating, nickel-chrome double plating, plasma ceramic coating, HVOF ceramic spraying, and stainless steel laser cladding for enhanced durability and corrosion resistance.
Yongjian offers fully customized, sensor-integrated, and functionally adaptive hydraulic cylinders to ensure precision, stability, and reliability across the toughest industrial conditions.
