What does AQL mean by checking the entry IQC? A means? What does q mean? What does l mean?

1, noun explanation:

A is acceptable.

Q stands for quality (quality)

L stands for level (level, level; Horizontal line, horizontal plane; Level)

2.AQL means: quality acceptance level or acceptance quality limit,

3. The most commonly used AQL in general factories are: MIL-STD- 105D/E, GB/T2828.5438+0-2003.

4. Sampling inspection method

A certain number of samples are randomly selected from the population, and after inspection or determination, they are compared with the judgment benchmark to judge whether the population is qualified or unqualified.

The method is sampling inspection.

5, AQL use steps

1)? Determine the characteristics of the sampled products and sampling inspection;

2)? Determine the inspection level, generally take "II" level;

3)? Determine the AQL value, for example, "0.65" indicates the main defect and "1.5" indicates the secondary defect.

4)? Determine the sample code according to the number of products to be inspected, that is, the letters at the intersection of rows and columns;

Such as 2000 products, the code is "K";

5)? The number of samples corresponding to the line of the lookup table 1C code is125;

6)? Check the 125 sample and classify the defective products;

For example, * * * detected 7 defective products, including 2 major defects and 5 minor defects;

6.AQL normal sampling table

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