Table of Contents

1 -  AS 1874-2000 ALUMINIUM AND ALUMINIUM ALLOYS - INGOTS AND CASTINGS
4 -  PREFACE
5 -  CONTENTS
6 -  1 SCOPE
6 -  2 REFERENCED DOCUMENTS
6 -  3 DEFINITIONS
6 -  3.1 Annealing
6 -  3.2 Artificial ageing
6 -  3.3 Batch (ingot)
6 -  3.4 Cast (non-continuous melting)
6 -  3.5 Cast (continuous melting)
6 -  3.6 Dressing (fettling)
6 -  3.7 Ingot
7 -  3.8 Natural ageing
7 -  3.9 Permanent mould casting
7 -  3.10 Pressure die casting
7 -  3.11 Sand casting
7 -  3.12 Solution heat treatment
7 -  3.13 Squeeze casting
7 -  3.14 Stabilizing
7 -  3.15 Temper
7 -  3.16 Thixocasting (also known as semi-solid casting or forming)
7 -  4 DESIGNATION
7 -  4.1 General
7 -  4.2 Alloy designation
7 -  4.3 Temper designation
7 -  5 FREEDOM FROM DEFECTS
7 -  5.1 Ingots
7 -  5.2 Castings
8 -  6 RECLAMATION AND REPAIR OF CASTINGS
8 -  7 SHAPE AND DIMENSIONS OF CASTINGS
8 -  8 CHEMICAL COMPOSITION
8 -  8.1 General
8 -  8.2 Frequency of analysis
8 -  9 MECHANICAL PROPERTIES OF CASTINGS (EXCLUDING PRESSURE DIE CASTINGS)
8 -  10 ADDITIONAL INSPECTION REQUIREMENTS FOR CASTINGS
8 -  10.1 Pressure testing
8 -  10.2 Non-destructive testing
8 -  10.2.1 Penetrant testing (surface defects)
8 -  10.2.2 Radiographic testing (internal defects)
9 -  11 PROVISION AND PREPARATION OF TEST SAMPLES
9 -  11.1 Type of test sample
9 -  11.2 Casting of test samples
9 -  11.3 Processing of test samples
9 -  12 PREPARATION OF TEST PIECES
9 -  12.1 Permanent mould and sand castings
9 -  12.2 Pressure die castings
9 -  13 MECHANICAL TESTS
9 -  14 RETESTS
9 -  14.1 Chemical composition
9 -  14.2 Tensile test
10 -  15 IDENTIFICATION
10 -  15.1 Ingots
10 -  15.2 Castings
10 -  16 ROUNDING OF TEST RESULT VALUES
19 -  APPENDIX A - PURCHASING GUIDELINES
19 -  A1 INTRODUCTION
19 -  A2 INFORMATION TO BE SUPPLIED BY THE PURCHASER
19 -  A3 TEMPER
20 -  A4 PATTERNS, MOULDS, DIES, DRAWINGS AND SAMPLES OF THE CASTING
20 -  A4.1 New patterns or dies
20 -  A4.2 Existing patterns and equipment
21 -  A4.3 Sample casting or drawing
21 -  A5 IDENTIFICATION
21 -  A6 DRESSING AND FETTLING
21 -  A7 RECTIFICATION OF DEFECTS
22 -  A8 TEST REQUIREMENTS FOR CASTINGS
22 -  A8.1 General
22 -  A8.2 Frequency of testing
22 -  A8.3 Tensile tests on standard test bars
22 -  A8.4 Straining rate in tensile test
22 -  A8.5 Retests
22 -  A8.6 Independent tests
22 -  A9 CERTIFICATES
22 -  A9.1 Certificates of compliance
22 -  A9.2 Test certificates
23 -  A10 INSPECTION
24 -  APPENDIX B - ALLOY DESIGNATION SYSTEM AND REQUIREMENTS FOR THE MODIFICATION OF ORIGINAL ALLOYS
24 -  B1 SCOPE
24 -  B2 ALLOY DESIGNATION SYSTEM
24 -  B3 MODIFICATION OF ORIGINAL ALLOYS
26 -  APPENDIX C - TEMPER DESIGNATION
26 -  C1 SCOPE
26 -  C2 TEMPER DESIGNATION SYSTEM
26 -  C3 BASIC TEMPER DESIGNATIONS
26 -  C4 AS-CAST TEMPER (F)
26 -  C5 THERMALLY TREATED TEMPERS (T)
26 -  C5.1 General
26 -  C5.2 First digit
28 -  APPENDIX D - RELATED COMPOSITION SPECIFICATIONS
29 -  APPENDIX E - GUIDE TO THE SELECTION OF ALLOYS
29 -  E1 INTRODUCTION
29 -  E2 GENERAL PURPOSE ALLOYS
29 -  E2.1 General
29 -  E2.2 Sand, gravity die and investment castings: AA303, AA317, CA401 and AA601
30 -  E2.3 Pressure die castings: AA307, CA313, CA401 and DA401
30 -  E3 SPECIAL PURPOSE ALLOYS
30 -  E3.1 General
31 -  E3.2 Characteristics and types of application
31 -  E4 SPECIAL PURPOSE ALLOYS OF LIMITED APPLICATION
31 -  E4.1 General
31 -  E4.2 Characteristics and types of application
31 -  E5 ALLOY SELECTION BY APPLICATION
31 -  E5.1 General principles
32 -  E5.2 Corrosion resistance
32 -  E5.3 Machinability
33 -  E5.4 Weldability
33 -  E5.5 Mechanical properties
33 -  E5.6 Wear resistance
34 -  E5.7 Physical properties
34 -  E5.8 Summary
36 -  APPENDIX F - TYPICAL PHYSICAL PROPERTIES OF ALUMINIUM CASTING ALLOYS

Abstract

Specifies requirements for aluminium ingots and aluminium alloy ingots and castings. Includes tables listing the chemical composition of aluminium alloys and the machanical property requirements of test bars. Appendices describe the designation system for alloys and tempers and provide guidance on the selection of alloys.
RECONFIRMATION NOTICE
Major stakeholders of this publication have reviewed the content of this publication and in accordance with Standards Australia procedures for reconfirmation, it has been determined that the publication is still valid and does not require change.
Certain documents referenced in the publication may have been amended since the original date of publication. Users are advised to ensure that they are using the latest versions of such documents as appropriate, unless advised otherwise in this Reconfirmation Notice.
Approved for reconfirmation in accordance with Standards Australia procedures for reconfirmation on 29 August 2018.

Scope

This Standard specifies requirements for aluminium ingots and aluminium alloy ingots and castings.
NOTE: Advice and recommendations on information to be supplied by the purchaser at the time of enquiry or order are contained in Appendix A.

General Product Information

Published
Document Type	Standard
Status	Current
Publisher	Standards Australia
ProductNote	Reconfirmed 14/09/2018. This standard has been reconfirmed in Australia in 2018 and remains current in New Zealand. Reconfirmation Notice 14/09/2018
Pages
ISBN
Committee	MT-003
Supersedes	AS 1874-1988 DR 99001