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AS/NZS 1050.1:1996
[Current]Methods for the analysis of iron and steel, Part 1: Sampling iron and steel for chemical analysis
Describes methods for sampling and sample preparation for the determination of the chemical composition of pig iron, cast iron and steel. Procedures are described for use with both liquid and solid metal.
Published: 05/05/1996
Pages: 38
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Table of contents
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About this publication
PREFACE
1 SCOPE AND GENERAL
1.1 SCOPE
1.2 REFERENCED DOCUMENTS
1.3 DEFINITIONS
2 REQUIREMENTS FOR SAMPLING AND SAMPLE PREPARATION
2.1 GENERAL
2.2 SAMPLING
2.2.1 Quality
2.2.2 Size
2.2.3 Identification
2.2.4 Conservation
2.2.5 Arbitration
2.3 SELECTION OF A SAMPLE
2.3.1 Sample from a melt
2.3.2 Sample from a product
2.4 PREPARATION OF A SAMPLE
2.4.1 Preliminary preparation
2.4.2 Sample for analysis in the form of chips
2.4.3 Sample for analysis in the form of a powder or fragments
2.4.4 Sample for analysis in the form of a solid mass
2.4.4.1 Selection
2.4.4.2 Surface preparation
2.4.5 Preparation of a sample by remelting
2.5 MAINTENANCE OF EQUIPMENT
2.6 SAFETY PRECAUTIONS
2.6.1 Personal protection
2.6.2 Machinery
2.6.3 Hazardous substances
3 LIQUID IRON FOR STEELMAKING AND PIG IRON PRODUCTION
3.1 GENERAL
3.2 SPOON SAMPLING
3.3 PROBE SAMPLING
3.3.1 General
3.3.2 Methods
3.4 PREPARATION OF A SAMPLE FOR ANALYSIS
3.4.1 Preliminary preparation
3.4.2 Sample for analysis by a chemical method
3.4.3 Sample for analysis by a thermal method
3.4.4 Sample for analysis by a physical method
4 LIQUID IRON FOR CASTIRON PRODUCTION
4.1 GENERAL
4.2 SPOON SAMPLING
4.2.1 General
4.2.2 Methods
4.2.3 Chilled sample
4.2.4 Non-chilled sample
4.3 PROBE SAMPLING
4.4 PREPARATION OF THE SAMPLE FOR ANALYSIS
4.4.1 Preliminary preparation
4.4.2 Sample for analysis by a chemical method
4.4.2.1 General
4.4.2.2 Methods
4.4.3 Sample in the form of a solid mass for analysis by a thermal method
4.4.4 Sample for analysis by physical method
4.5 SAMPLING AND SAMPLE PREPARATION FOR THE DETERMINATION OF OXYGEN, NITROGEN AND HYDROGEN
4.5.1 General
4.5.2 Method
4.5.3 Preparation of the test portion
5 LIQUID STEEL FOR STEEL PRODUCTION
5.1 GENERAL
5.2 PROBE SAMPLING
5.2.1 General
5.2.2 Methods
5.3 SPOON SAMPLING
5.4 PREPARATION OF A SAMPLE FOR ANALYSIS
5.4.1 Preliminary preparation
5.4.2 Sample for analysis by a chemical method
5.4.3 Sample for analysis by a thermal method
5.4.4 Sample for analysis by a physical method
5.5 SAMPLING AND SAMPLE PREPARATION FOR THE DETERMINATION OF OXYGEN
5.5.1 Methods of sampling
5.5.2 Preparation of the test portion
5.6 SAMPLING AND SAMPLE PREPARATION FOR THE DETERMINATION OF HYDROGEN
5.6.1 General
5.6.2 Methods of sampling
5.6.3 Preparation of the test portion
6 PIG IRON
6.1 GENERAL
6.2 INCREMENTAL SAMPLING
6.2.1 Number of increments
6.2.2 Methods
6.2.3 Consignment of mixed pig iron
6.3 PREPARATION OF A SAMPLE FOR ANALYSIS
6.3.1 General
6.3.2 Sample for analysis by chemical method
6.3.3 Sample for analysis by a thermal method
6.3.3.1
6.3.3.2 Sample in the form of chips or fragments
6.3.3.3 Sample in the form of a solid mass
6.3.4 Sample for analysis by physical method
7 CAST IRON PRODUCTS
7.1 GENERAL
7.2 SAMPLING AND SAMPLE PREPARATION
7.2.1 General
7.2.2 Sample for analysis by chemical method
7.2.2.1 General
7.2.2.2 Methods
7.2.3 Sample in the form of solid mass for analysis by thermal methods
7.2.4 Sample for analysis by a physical method
8 STEEL PRODUCTS
8.1 GENERAL
8.2 SELECTION OF A PRELIMINARY SAMPLE OR A SAMPLE FOR ANALYSIS FROM A CAST PRODUCT
8.3 SELECTION OF A PRELIMINARY SAMPLE OR A SAMPLE FOR ANALYSIS FROM A WROUGHT PRODUCT
8.3.1 General
8.3.2 Sample product
8.3.3 Plates or slabs
8.3.4 Light sections, bars, rods, sheets, strips and wires
8.3.5 Tubes and pipes
8.4 PREPARATION OF A SAMPLE FOR ANALYSIS
8.4.1 General
8.4.2 Sample for analysis in the form of chips
8.4.3 Sample for analysis in the form of a solid mass
8.5 SAMPLING OF LEADED STEEL
8.6 SAMPLING AND SAMPLE PREPARATION FOR THE DETERMINATION OF OXYGEN
8.6.1 General
8.6.2 Methods of sampling
8.6.3 Preparation of test portion
8.7 SAMPLING AND SAMPLE PREPARATION FOR THE DETERMINATION OF HYDROGEN
8.7.1 General
8.7.2 Methods of sampling
8.7.3 Preparation of a test portion
APPENDIX A
A1 GENERAL
A2 IMMERSION SAMPLING PROBES
A2.1 General
A2.2 Filling by ferrostatic pressure
A2.3 Samples from ferrostatic probes
A2.4 Filling by gravity
A2.5 Sampling liquid iron
A2.6 Sampling from a vacuum induction furnace
A2.7 Sublance assemblies
A3 STREAM SAMPLING PROBES
A4 SUCTION SAMPLING PROBES
A5 DEOXIDATION SYSTEMS FOR SAMPLING PROBES
A6 QUALITY OF SAMPLE
A6.1 General
A6.2 Iron samples
APPENDIX B
B1 GENERAL
B2 IMMERSION SAMPLING PROBES
B3 SUCTION SAMPLING PROBES
Cited references in this standard
ASTM E1257
Standard guide for evaluating grinding materials used for surface preparation in spectrochemical analysis
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