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ISO 3951:1989

$55.25

Sampling procedures and charts for inspection by variables for percent nonconforming

Published By Publication Date Number of Pages
ISO 1989-09 113
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Is complementary to ISO 2859. Object of the methods laid down is to ensure that lots of an acceptable quality have a high probability of acceptance and that the probability of rejection of inferior lots is as high as possible. To be used under the following conditions: inspection procedure to be applied to a continuous series of lots of discrete products supplied by one producer using one production process; only a single quality characteristic is considered which must be measurable on a continuous scale; production is stable and quality characteristic is distributed normally; a contract or standard defines an upper and/or a lower specification limit.

ISO 3951:1989
$55.25