eLibrary >
ISO 13909-6:2016 Hard coal and coke - Mechanical sampling - Part 6: Coke - Preparation of test samples >
ISO 13909-6:2016 Hard coal and coke - Mechanical sampling - Part 6: Coke - Preparation of test samples, 2016
- Foreword
- Introduction
- 1 Scope
- 2 Normative references
- 3 Terms and definitions
- 4 Precision of sample preparation
- 5 Constitution of a sample
- 5.1 General
- 5.2 Combination of increments
- 5.3 Combination of samples
- 6 Division
- 6.1 General
- 6.2 Mechanical methods
- 6.2.1 General
- 6.2.2 Mass of cut
- 6.2.3 Interval between cuts
- 6.2.4 Division of individual increments
- 6.2.5 Minimum mass of divided increment
- 6.2.6 Division of samples
- 6.3 Manual methods
- 6.3.1 General
- 6.3.2 Riffle method
- 6.3.3 Flattened-heap method
- 6.3.4 Strip-mixing and splitting method
- 7 Preparation of samples for specific tests
- 7.1 Types of test sample
- 7.2 Preparation of samples for determining total moisture
- 7.2.1 General
- 7.2.2 Procedure
- 7.2.3 Wet samples
- 7.2.4 Reduction of total moisture test sample
- 7.2.5 Division
- 7.2.6 Determination of total moisture
- 7.2.7 Reserve sample
- 7.3 Preparation of sample for general analysis
- 7.3.1 General
- 7.3.2 Preparation errors
- 7.3.3 Reduction
- 7.3.4 Division
- 7.3.5 Preparation errors
- 7.4 Storage
- 7.5 Physical test sample
- 7.6 Samples for special properties
- 8 Design of equipment for preparation
- 8.1 Dividers
- 8.2 Design of cutters for falling-stream dividers
- 8.2.1 General
- 8.2.2 Cutter velocity
- 8.3 Crushers
- 8.3.1 General
- 8.3.2 Examples of crushers
- 8.4 Preparation systems
- 8.4.1 General
- 8.4.2 Design criteria
- 8.4.3 Normal operation
- 8.4.4 Abnormal operation
- 8.4.5 Provision for checking for precision
- 8.4.6 Provision for testing for bias
- Bibliography [Go to Page]