1 Scope
This standard specifies the requirements, test methods, inspection rules, marking, package, transportation, storage and contract content of the aluminium and aluminium alloy forging for general industrial use.
This standard is applicable to the aluminium and aluminium alloy die forgings and free forgings for general industrial use.
2 Normative References
The following documents contain provisions which, through reference in this text, constitute provisions of this standard. For dated reference, subsequent amendments (excluding amending error in the text) to, or revisions of, any of these publications do not be applied.However, the parties whose enter into agreement according to these specifications are encouraged to research whether the latest editions of these references are applied or not. For undated references, the latest edition of the normative document is applicable to this standard.
GB/T 228 Metallic Materials - Tensile Testing at Ambient Temperature
GB/T 231 Metallic Materials - Brinell Hardness Test
GB/T 3190 Wrought Aluminium and Aluminium Alloys-Chemical Composition Limits
GB/T 3199 Wrought Aluminium and Aluminium Alloy Products - Packing, Marking, Transporting and Storing
GB/T 3246(All the parts) Wrought Aluminium and Aluminium Alloys Products Inspection Method for Structure
GB/T 6519 Process for Ultrasonic Inspection of Wrought Aluminum Alloy Products
GB/T 6987(All the parts) Methods for Chemical Analysis of Aluminium and Aluminium Alloys
GB/T 7999 Photoelectricity Spectrometric Analysis Method of Aluminum and Aluminum Alloys
GB/T 8545 Die Forgings of Aluminium and Aluminium Alloy; Dimensional Tolerance and Machining Allowance
GB/T 12966 The Method for Determining Aluminium Alloys Conductivity Using Eddy Current
GB/T 16865 Test Pieces for Tensile Test for Wrought Aluminum and Magnesium Alloy Products
GB/T 17432 Methods of Sampling for Analysing the Chemical Composition of Wrought Aluminum and Aluminum Alloy
3 Requirements
3.1 Product classification
Designation and delivery condition of products shall be in accordance with those specified in Table1.