🔥🔥 Don’t Miss Out on Our End of Autumn Sale. If you have any questions, feel free to click the bottom right corner to contact our customer service..

Concat us[email protected]
Shopping Cart

No products in the cart.

🔍
BS ISO 18283:2022

BS ISO 18283:2022

$198.66

Coal and coke. Manual sampling

Published By Publication Date Number of Pages
BSI 2022 70
PDF Format Searchable Printable Preview Now
Guaranteed Safe Checkout
Category:

If you have any questions, feel free to reach out to our online customer service team by clicking on the bottom right corner. We’re here to assist you 24/7.
Email:[email protected]

PDF Catalog

PDF Pages PDF Title
2 National foreword
7 Foreword
9 Introduction
11 1 Scope
2 Normative references
3 Terms and definitions
14 4 Establishing a sampling scheme
4.1 General
4.1.1 Sampling
15 4.1.2 Sampling scheme
4.1.3 Parameters
4.1.4 Sampling methods
4.2 Design of the sampling scheme
4.2.1 General
16 4.2.2 Coal or coke to be sampled and considerations for sampling
4.2.3 Division of lots
17 4.2.4 Precision of results
4.2.5 Bias of results
4.2.6 Requirements for test samples
18 4.3 Precision of sampling
4.3.1 General
4.3.2 Precision and total variance
19 4.3.3 Primary increment variance
20 4.3.4 Sub-lot variance
4.3.5 Preparation and testing variance
21 4.3.6 Number of sub-lots and number of increments per sub-lot
22 4.3.7 Minimum mass of samples for general analysis and determination of total moisture content
24 4.4 Checking the overall precision for the lot by calculation and selection of sampling scheme
4.5 Determination of acquired precision by replicate sampling
4.5.1 General
25 4.5.2 Method and calculation
26 4.5.3 Precision obtained using normal sampling scheme
4.6 Size analysis
5 Methods of sampling
5.1 General
27 5.2 Sampling by time interval (time-basis sampling)
5.3 Sampling by mass interval (mass-basis sampling)
5.4 Stratified random sampling
5.4.1 General
28 5.4.2 Stratified random sampling by time interval
5.4.3 Stratified random sampling by mass interval
5.5 Extracting the increment
5.6 Coal or coke in motion
5.6.1 General
5.6.2 Stopped belt
29 5.6.3 Falling stream
30 5.6.4 Moving belt
5.6.5 Stockpiles (building/reclaiming)
5.6.6 Grabs/front-end loaders
31 5.6.7 Barges/trucks/railcars/wagons (loading/unloading)
32 5.7 Moisture/common sample
5.8 Different coals or cokes
5.9 Random selection of increments
34 6 Sampling equipment
6.1 General
6.2 Examples
6.2.1 Ladles
6.2.2 Shovels
35 6.2.3 Scoops
6.2.4 Probes
6.2.5 Manual cutter
6.2.6 Stopped-belt sampling frame
38 7 Handling and storage of samples
7.1 Sample size
7.2 Time
39 7.3 Divided sample
7.4 Containers
40 7.5 Moisture loss/breakage or degradation
41 7.6 Identification/labelling
8 Sample preparation
8.1 General
8.2 Constitution of a sample
42 8.3 Division
8.3.1 General
43 8.3.2 Mechanical methods
46 8.3.3 Manual methods
50 8.4 Reduction
8.4.1 General
8.4.2 Reduction mills
51 8.5 Mixing
8.6 Air-drying of coal
52 8.7 Coal — Preparation of test samples
8.7.1 Types of test samples
53 8.7.2 Preparation of samples for determination of total moisture content
8.7.3 Preparation of samples for general analysis
55 8.7.4 Common samples
57 8.7.5 Preparation of size-analysis sample
58 8.7.6 Preparation of samples for other tests
8.7.7 Reserve sample
8.8 Coke — Preparation of test samples
8.8.1 Types of test samples
60 8.8.2 Preparation of coke samples for determination of total moisture content
61 8.8.3 Preparation of samples for general analysis
62 8.8.4 Storage
8.8.5 Physical test sample
8.8.6 Samples for special properties
8.8.7 Reserve sample
9 Packing and marking of samples
63 10 Sampling report
64 Annex A (informative) Example of calculation of precision, mass of increments,number of sub-lots and number of increments per sub-lot
67 Annex B (informative) Methods of sampling coal and coke from stationary lots
69 Bibliography

Related products

BS ISO 18283:2022
$198.66