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AS 2612-1997
[Current]Aluminium and aluminium alloys — Sampling for chemical and spectrochemical analysis
Specifies methods for obtaining a representative sample of aluminium and aluminium alloys and procedures for the preparation of labratory samples required for the determination of their chemical composition by chemical and spectrochemical analysis.
Published: 05/09/1997
Pages: 11
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Table of contents
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PREFACE
1 SCOPE AND GENERAL
1.1 SCOPE
1.2 DEFINITIONS
1.3 APPARATUS
1.3.1 Centre-pour mould
1.3.2 Ladle
1.3.3 Lathe
1.3.4 Milling machine
1.3.5 Melting furnace
2 SAMPLING OF MOLTEN METAL
2.1 GENERAL
2.2 PREPARATION OF THE MOULD CAVITY
2.3 SAMPLING PROCEDURE
2.3.1 Coating the ladle
2.3.2 Preparation for sampling
2.3.3 Taking the sample
2.4 SAMPLE QUALITY
3 SAMPLING OF CAST FORMS AND WROUGHT PRODUCT
3.1 GENERAL
3.2 INGOT SAMPLING BY SAWING
3.2.1 General
3.2.2 Single ingot
3.2.3 Multiple ingots
3.3 INGOT SAMPLING BY DRILLING
3.3.1 Single ingot
3.3.2 Multiple ingots
3.4 SAMPLING OF OTHER SHAPES
4 PREPARATION OF THE SAMPLE FOR SPECTRO CHEMICAL ANALYSIS
4.1 GENERAL
4.2 PROCEDURE
4.3 ANALYSIS
4.4 DIRECT EXCITATION OF CAST FORMS OR WROUGHT PRODUCT
4.5 PREPARATION OF REMELT SAMPLES
4.5.1 Drillings and Saw Chips
4.5.2 Wrought Product
4.5.3 Procedure
5 PREPARATION OF THE SAMPLE FOR CHEMICAL ANALYSIS
5.1 FROM DISC SAMPLES
5.2 FROM OTHER SHAPES
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