BS ISO 21398:2019
$167.15
Hard coal and coke. Guidance to the inspection of mechanical sampling systems
| Published By | Publication Date | Number of Pages |
| BSI | 2019 | 34 |
This document sets out recommended practices for the inspection of mechanical sampling systems. It serves as a guide for conformance with applicable ISO/TC 27 standards.
This document covers general considerations including precision, mineral variability and bias, establishment of inspection systems and inspection procedure.
PDF Catalog
| PDF Pages | PDF Title |
|---|---|
| 2 | undefined |
| 6 | Foreword |
| 7 | Introduction |
| 9 | 1 Scope 2 Normative references 3 Terms and definitions 4 Safety |
| 10 | 5 General considerations 5.1 Precision 5.2 Bias 5.3 Operation of sampling system 6 Establishment of inspection system 6.1 General |
| 11 | 6.2 Audit — External 6.3 Audit — Internal 6.4 Operational inspections 7 Procedures 7.1 Audit — External |
| 12 | 7.2 Audit — Internal |
| 13 | 7.3 Operational inspections |
| 14 | 8 Quality control 8.1 General 8.2 Sampling ratio 8.3 Coefficient of variation |
| 15 | 8.4 Extraction ratio 8.5 Sampling records 8.6 Operators’ inspection report |
| 19 | Annex A (informative) Monitoring coal sampling ratios using control charts |
| 23 | Annex B (informative) Examples of sampling checklists |
| 26 | Annex C (informative) Example of sampling plant operator’s inspection report |
| 29 | Annex D (informative) Examples of sampling plant operations inspection summary |
| 31 | Bibliography |
