XJL BLOG

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Wenchell

Magnetic particle inspection

Magnetic particle inspection uses the interaction between the leakage magnetic field at the workpiece defect and the magnetic powder.

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Knowledge Sharing
Wenchell

Casting detection method

The non-destructive testing technologies include liquid penetrant testing, magnetic particle testing, eddy current testing, radiographic testing, ultrasonic testing, etc.

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Wenchell

Causes of machining errors

Machining error refers to the degree of deviation between the actual geometric parameters of the part after machining and the ideal geometric parameters.

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Wenchell

304 stainless steel

304 SS is a common material in stainless steel, it is also called 18/8 stainless steel in the industry, meaning it contains more than 18% chromium and more than 8% nickel.

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Wenchell

45 # steel

45# is the grade of steel, which is a high-quality carbon structural steel, corresponding to the Japanese standard S45C, the American standard: 1045, and the German standard C45.

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Knowledge Sharing
Wenchell

Salt spray test

It mainly uses the artificial simulated salt spray environmental conditions created by the equipment to evaluate the corrosion resistance of products or metal materials.

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