Wantong Hydraulics is a Chinese based manufacturer of engineered hydraulic cylinders for over 20 years. Our manufacturing facilities are certified to the ISO TS16949 standard. We are also an approved supplier to many large OEM equipment manufacturers in the mobile industry.
Every cylinder pipe material choose high quality 27 SiMn alloy seamless steel pipe, its mechanical properties are greatly improved after through the cold drawing process, equipped with the chemical composition test equipment and mechanical properties testing equipment. Through the above testing equipment to meet the requirements of the mechanical properties testing, precision is more accurate by adopting the computer digital display, for every batch of sample rate of the cold drawing pipe not less than 60%, so that can guarantee the mechanical properties of every cylinder .
We have our own electroplating production line to do chrome, zinc, nickel plating treatment so that the hardness and corrosion-resistance of parts can be guaranteed well.
Imported seals, like Parker, Hallite, NOK, etc, are usually used to extend the working life of hydraulic cylinders.
Excellent welding craftsmanship ensures the good durability and beautiful appearance.
Spray plating and automatic painting production line also make sure every cylinder looks beautiful and high-end.