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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...
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1. Hardness testing: the detection resolution is 1-2 HRC (other parameters are stable and consistent); 2. Material sorting: mixtures that can be sorted in heat treatment state.
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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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The rolling element has a large surface contact stress during operation, so the quality of the rolling element has an important influence on the life and performance of the bearing.
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