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AS ISO 21398:2024
$149.01
Hard coal and coke – Guidance to the inspection of mechanical sampling systems
AS ISO 21398:2024 identically adopts ISO 21398:2019, which sets out recommended practices for the inspection of mechanical sampling systems
Table of contents
Header
About this publication
Preface
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Safety
5 General considerations
5.1 Precision
5.2 Bias
5.3 Operation of sampling system
6 Establishment of inspection system
6.1 General
6.1.1
6.1.2
6.2 Audit — External
6.3 Audit — Internal
6.4 Operational inspections
7 Procedures
7.1 Audit — External
7.2 Audit — Internal
7.3 Operational inspections
8 Quality control
8.1 General
8.2 Sampling ratio
8.3 Coefficient of variation
8.4 Extraction ratio
8.5 Sampling records
8.6 Operators’ inspection report
Annex A
A.1 Scope
A.2 Rationale — Commentary
A.3 Data collection and charting procedure
A.3.1
A.3.2
A.3.3
A.3.4
A.3.5
A.3.6
A.3.7
A.4 Detection of special causes — Out-of-control conditions
A.4.1
A.4.2
A.4.3
A.4.4
A.5 Monitoring the coefficient of variation
A.5.1
A.5.2
A.6 Monitoring the average observed sampling ratio
A.6.1
A.6.2
A.6.3
A.6.4
Annex B
Annex C
Annex D
Bibliography
Cited references in this standard
Please select a variation to view its description.
| Published | 23/02/2024 |
|---|---|
| Pages | 23 |
Please select a variation to view its pdf.
