Quality Testing

Hydraulic Cylinder Testing

Ningbo LD various mature series of cylinders must go through the professional limit performance test process with 50,000 -75,000 circles to ensure hydraulic cylinders’ stability during the using. Each mature series cylinders’ life warranty is 2 YEARS.

Hydraulic Cylinder Testing Includes the following major tests:

Pressure test : Cylinder body and the ultimate tensile strength of weld.
Seal performance test: the sealing performance and service life of the cylinder seals.
Durability test: test the mechanical properties and fatigue strength of the weld between the connecting parts and the cylinder tube.
Salt spray test: Chrome Rod and Painting.