BS ISO 3951-1:2013
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Sampling procedures for inspection by variables Specification for single sampling plans indexed by acceptance quality limit (AQL) for lot-by-lot inspection for a single quality characteristic and a single AQL
Hardcopy , PDF
11-11-2022
English
22-06-2018
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Symbols
5 Acceptance quality limit (AQL)
6 Switching rules for normal, tightened, and
reduced inspection
7 Relation to ISO 2859-1
8 Consumer protection
9 Allowing for measurement uncertainty
10 Planning
11 Choice between variables and attributes
12 Choice between the s-method and sigma-method
13 Choice of inspection level and AQL
14 Choice of sampling scheme
15 Preliminary operations
16 Standard procedures for the s-method
17 Standard procedures for the sigma-method
18 Procedure during continuing inspection
19 Normality and outliers
20 Records
21 Operation of switching rules
22 Discontinuation and resumption of inspection
23 Switching between the s-method and sigma-method
24 Charts B to R - Operating characteristic curves
and tabulated values for single sampling plans,
normal inspection: s-method
25 Charts s-D to s-R - Acceptance curves for combined
control of double specification limits: s-method
Annex A (normative) - Table for determining the sample
size code letter
Annex B (normative) - Form k for single sampling plans:
s-method
Annex C (normative) - Form k for single sampling plans:
sigma-method
Annex D (normative) - Values of f[s] for maximum sample
standard deviation (MSSD)
Annex E (normative) - Values of f[sigma] for maximum
process standard deviation (MPSD)
Annex F (normative) - Estimating the process fraction
nonconforming for sample size 3: s-method
Annex G (normative) - Single sampling plans of Form p*
Annex H (normative) - Values of c[U] for upper control limit
on the sample standard deviation
Annex I (normative) - Supplementary acceptability constants
for qualifying towards reduced inspection
Annex J (normative) - Procedures for obtaining s and sigma
Annex K (informative) - Consumer's risk qualities
Annex L (informative) - Producer's risks
Annex M (informative) - Operating characteristics for the
sigma-method
Annex N (informative) - Estimating the process fraction
nonconforming for sample sizes 3 and 4: s-method
Annex O (normative) - Accommodating measurement variability
Bibliography
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