In modern industrial manufacturing, eddy current testing technology has become an important tool for ensuring the surface quality of forged steel rolls. Eddy current roll surface detection is based on...
The piston pin is a cylindrical pin that is mounted on the skirt of the piston. Its middle part passes through the small hole of the connecting rod and is used to connect the piston and the connecting rod.
1.Test object: inner diameter and outer diameter of the cylinder liner. 2. Standard defective parts: a flat bottom hole with a depth of 0.5 mm and a diameter of 0.5 mm extending
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