Aluminium alloy forgings
1 Scope
This document specifies the product classification, technical requirements, test methods, inspection rules, marking, packaging, transportation, storage, quality certificate, and purchase order (or contract) information of aluminium alloy forgings.
This document is applicable to the production and trade of aluminium alloy die forgings, free forgings and rolling rings (hereinafter collectively referred to as "forgings").
2 Normative references
The following documents contain provisions which, through reference in this text, constitute provisions of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.
GB/T 229 Metallic materials - Charpy pendulum impact test method
GB/T 231.1 Metallic materials - Brinell hardness test - Part 1: Test method
GB/T 3075 Metallic materials - Fatigue testing - Axial force-controlled method
GB/T 3190 Wrought aluminium and aluminium alloy - Chemical composition
GB/T 3199 Wrought aluminium and aluminium alloy products - Packing, marking, transporting and storing
GB/T 3246.1 Inspection method for structure of wrought aluminum and aluminum alloy products - Part 1: Inspection method for microstructure
GB/T 3246.2 Inspection method for structure of wrought aluminum and aluminum alloy products - Part 2: Inspection method for macrostructure
GB/T 3251 Compression test method for aluminium and aluminium alloys tubes
GB/T 6398 Metallic materials - Fatigue testing - Fatigue crack growth method
GB/T 6519 Ultrasonic inspection of wrought aluminium and magnesium alloy products
GB/T 7999 Optical emission spectrometric analysis method of aluminum and aluminum alloys
GB/T 8005.1 Aluminium and aluminium alloy terms and definitions - Part 1: Product and method of processing and treatment
GB/T 8170 Rules of rounding off for numerical values & expression and judgment of limiting values
GB/T 12966 The method for determining aluminum alloys conductivity using eddy current
GB/T 12967.3 Test methods for anodic oxidation coatings and organic polymer coatings on aluminium and aluminium alloys - Part 3: Salt spray test
GB/T 16865 Test pieces and method for tensile test for wrought aluminium and magnesium alloys products
GB/T 17432 Methods for sampling for analyzing the chemical composition of wrought aluminum and aluminum alloys
GB/T 20975 (All parts) Methods for chemical analysis of aluminium and aluminium alloys
GB/T 22639 Test method of exfoliation corrosion for aluminium alloy products
GB/T 22640 Test method for determining susceptibility to stress corrosion cracking of aluminium alloys
GB/T 42914 Test method for fracture toughness of aluminium alloy products
GB/T 42916 Identification marking of aluminium and aluminium alloy products
YS/T 1629.1-2023 Aluminium alloy sheets for aviation - Part 1: 7050T7451 sheets
3 Terms and definitions
For the purposes of this document, the terms and definitions given in GB/T 8005.1 apply.
4 Product classification
4.1 Designations, supply states, dimensions and specifications
The designations, supply states and thickness of forgings are shown in Table 1. Other dimensions and specifications of the forgings shall conform to the forging drawings or order orders (or contracts) agreed upon by the supplier and purchaser. When other designations and supply states are required by the purchaser, it shall be negotiated and determined between the supplier and purchaser according to the Registration Form for Status and Performance of Deformed Aluminum and Aluminum Alloy Products, and shall be indicated in the purchase order (or contract).
Contents
Foreword i
1 Scope
2 Normative references
3 Terms and definitions
4 Product classification
5 Technical requirements
6 Test methods
7 Inspection rules
8 Marking, packaging, transportation, storage and quality certificate
9 Order (or contract) information
Annex A (Informative) Dimension measurement methods——Blue ray scanning method
Annex B (Informative) Dimension measurement method——Coordinate measuring machine method
Annex C (Informative) Inspection methods for surface opening defects——Penetration method
Annex D (Informative) Penetration inspection process control
Bibliography
