Why Chalco 6061 aluminum forgings?
Quality could full meet world wide aviation standard
AMS 4127 6061-T6 Forgings Rolled or Forged
AMS 4128 6061-T451 Forged
AMS 4146 6061-T4 Forgings
QQ-A-367 6061 Forgings
We meet international aviation quality certification standards
AS9100
OHSAS 18001
ISO14001
ISO 9001
NADCAP HT
NADCAP NDT
IATP16949
Chalco can ensure that our 6061 aluminum forgings have sufficient strength, toughness, corrosion resistance and reliability in aerospace applications.
Specification of 6061 T6/T451/T4 aluminum forgings
| Forging | Types | Max Weight | Max Measurement |
| Open Die Forge | cube | ≤5T |
Length≤7000mm; width≤2000mm; height≤500mm |
| disc | ≤5T | diameter≤2500mm | |
| ring | ≤5T |
Outer diameter of quenching parts≤2500mm; outer diameter of non-quenching parts≤4000mm; height≤500mm |
|
| cylinder | ≤5T |
Out diameter 200 to 800mm; Length≤2000mm; outer diameter 801 to 2000mm; length≤1500mm |
|
| axle | ≤8T |
length≤7000mm, diameter≤800mm |
|
| Closed Die Forge | PVA≤3.0 (Diameter≤1950mm) | ||
| Complicated closed die forge parts | PVA≤1.5㎡\(Diameter≤1400mm) |
Chemical composition of 6061 aluminum forgings
| Element | AMS 4127 Requirements (wt. %) |
| Si | 0.4-0.8 |
| Fe | 0.7 max |
| Cu | 0.15 max |
| Mn | 0.15 max |
| Mg | 0.8-1.2 |
| Cr | 0.04 max |
| Zn | 0.25 max |
| Ti | 0.15 max |
| Al | balance |
| Other | 0.05 max |
Mechanical properties for 6061 aluminium forgings
Mechanical properties 6061-T6 Forgings
| Property | Value |
| Tensile strength | 310 MPa |
| Yield strength | 275 MPa |
| Elongation at break | 12% |
| Hardness, brinell | 95 HB |
| Modulus of elasticity | 68.9 GPa |
Mechanical properties for 6061-T451 aluminium forgings
| Property | Value |
| Tensile strength | 310 MPa |
| Yield strength | 275 MPa |
| Elongation at break | 17% |
| Hardness, brinell | 95 HB |
| Modulus of elasticity | 68.9 GPa |
Mechanical properties for 6061-T4 aluminium forgings
| Property | Value |
| Tensile strength | 241 MPa |
| Yield strength | 152 MPa |
| Elongation at break | 25% |
| Hardness, brinell | 65 HB |
| Modulus of elasticity | 68.9 GPa |
What are the characteristics of 6061 aviation aluminum forgings?
- High strength
- Good corrosion resistance and weldability
- Good plasticity and formability
- Resistance to pressure and temperature change
Application of 6061 aviation aluminum forgings
6061 forgings are mainly used for making fuselage frames, beams, rotors, propellers, fuel tanks, wall panels and landing gear struts as well as rocket forged rings.
