BS ISO 21398:2007
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
View Superseded by
Hard coal and coke. Guidance to the inspection of mechanical sampling systems
Hardcopy , PDF
23-09-2023
English
25-07-2007
Important note : Users cannot be edited or removed once added to your Multi user PDF.
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
6.2 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 (informative) Monitoring coal sampling ratios
using control charts
Annex B (informative) Examples of sampling checklists
Annex C (informative) Example of sampling plant operators
inspection report
Annex D (informative) Example of sampling plant operations
inspection summary
Bibliography
Covers recommended practices for the inspection of mechanical sampling systems. It also covers general considerations including precision, mineral variability and bias, establishment of inspection systems and inspection procedure.
| Committee |
W/-
|
| DevelopmentNote |
Reviewed and confirmed by BSI, April 2013. (03/2013)
|
| DocumentType |
Standard
|
| Pages |
34
|
| PublisherName |
British Standards Institution
|
| Status |
Superseded
|
| SupersededBy |
| Standards | Relationship |
| ISO 21398:2007 | Identical |
| ISO 13909-4:2016 | Hard coal and coke — Mechanical sampling — Part 4: Coal — Preparation of test samples |
| ISO 13909-1:2016 | Hard coal and coke — Mechanical sampling — Part 1: General introduction |
| ISO 13909-7:2016 | Hard coal and coke — Mechanical sampling — Part 7: Methods for determining the precision of sampling, sample preparation and testing |
| ISO 13909-6:2016 | Hard coal and coke — Mechanical sampling — Part 6: Coke — Preparation of test samples |
| ISO 13909-8:2016 | Hard coal and coke — Mechanical sampling — Part 8: Methods of testing for bias |
| AS 4264.5-1999 | Coal and coke - Sampling - Guide to the inspection of mechanical sampling systems |
| ISO 13909-2:2016 | Hard coal and coke — Mechanical sampling — Part 2: Coal — Sampling from moving streams |
| ISO 13909-5:2016 | Hard coal and coke — Mechanical sampling — Part 5: Coke — Sampling from moving streams |
| ISO 13909-3:2016 | Hard coal and coke — Mechanical sampling — Part 3: Coal — Sampling from stationary lots |
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