QJ 502B-2014 Specification for aluminium alloy and copper alloy forgings
1 Scope
This specification specifies the requirements, quality assurance provisions and preparation for delivery of aluminium alloy and copper alloy forgings.
This specification is applicable to aluminium alloy and copper alloy free forgings, die forgings and rolled forgings for aerospace products.
2 Normative references
The following documents contain provisions which, through reference in this text, constitute provisions of this specification. For dated references, subsequent amendments (excluding corrections) to, or revisions of, any of these publications do not apply to this specification. However, parties to agreements based on this specification are encouraged to investigate the possibility of applying the most recent editions of the normative documents indicated below. For undated references, the latest edition of the normative document referred to applies.
GB/T 228.1 Metallic materials - Tensile testing - Part 1: Method of test at room temperature
GB/T 231.1 Metallic materials - Brinell hardness test - Part 1: Test method
GB/T 3191 Aluminium and aluminium alloys extruded bars, rods
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 4423 Copper and copper-alloy cold-drawn rod and bar
GB/T 8545 Die forgings of aluminium and aluminium alloy - Dimensional tolerance and machining allowance
GB/T 16865 Test pieces for tensile test for wrought aluminium, magnesium and their alloy products
GJB 1137 Specification for aluminium alloy (LY19) rod
GJB 1580 Ultrasonic inspection of wrought metal
GJB 2054 Specification for aluminum alloy rod and bar for aerospace
GJB 3539 Specification for aluminum alloy rod and bar for forging
QJ 503 Mechanical allowance and dimensional tolerance for die forgings on hammer
QJ 1386.2 Rule for re-inspection of metallic materials - Part 2: Non-ferrous metals
QJ 1630 Mechanical allowance and dimensional tolerance for free forgings on hammer
3 Requirements
3.1 Design
3.1.1 The classes of forgings shall be determined by the purchaser or the design unit, and shall be indicated on the part drawing or in the special technical specification. Those without a specified class shall be regarded as class III forgings.
QJ 502B-2014 Specification for aluminium alloy and copper alloy forgings
1 Scope
This specification specifies the requirements, quality assurance provisions and preparation for delivery of aluminium alloy and copper alloy forgings.
This specification is applicable to aluminium alloy and copper alloy free forgings, die forgings and rolled forgings for aerospace products.
2 Normative references
The following documents contain provisions which, through reference in this text, constitute provisions of this specification. For dated references, subsequent amendments (excluding corrections) to, or revisions of, any of these publications do not apply to this specification. However, parties to agreements based on this specification are encouraged to investigate the possibility of applying the most recent editions of the normative documents indicated below. For undated references, the latest edition of the normative document referred to applies.
GB/T 228.1 Metallic materials - Tensile testing - Part 1: Method of test at room temperature
GB/T 231.1 Metallic materials - Brinell hardness test - Part 1: Test method
GB/T 3191 Aluminium and aluminium alloys extruded bars, rods
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 4423 Copper and copper-alloy cold-drawn rod and bar
GB/T 8545 Die forgings of aluminium and aluminium alloy - Dimensional tolerance and machining allowance
GB/T 16865 Test pieces for tensile test for wrought aluminium, magnesium and their alloy products
GJB 1137 Specification for aluminium alloy (LY19) rod
GJB 1580 Ultrasonic inspection of wrought metal
GJB 2054 Specification for aluminum alloy rod and bar for aerospace
GJB 3539 Specification for aluminum alloy rod and bar for forging
QJ 503 Mechanical allowance and dimensional tolerance for die forgings on hammer
QJ 1386.2 Rule for re-inspection of metallic materials - Part 2: Non-ferrous metals
QJ 1630 Mechanical allowance and dimensional tolerance for free forgings on hammer
3 Requirements
3.1 Design
3.1.1 The classes of forgings shall be determined by the purchaser or the design unit, and shall be indicated on the part drawing or in the special technical specification. Those without a specified class shall be regarded as class III forgings.
