Item | Calibration | MSA | Correlation |
Sample selection | Standard item could refer to international standard | Sampling the actual product | Customer specified or customer and manufacturer agreed standard items |
Measured result | International standard is available | Acceptable deviation and variation | Measurement consistency of the same sample with different measuring instruments |
Measuring environment | Controlled laboratory | Manufacturing environment | Manufacturing environment |
Method of judgment | Errors within 1/10 of measurement tolerance | Based on the AIAG MSA manual | Customer specified error range or 1/10 of measurement tolerance |