• 板/板

  • 钣金

  • 棒条/金属板

  • 管道/型材

2017

AMS 4110 / AlCu4MgSi / 2017 / T4

化学性质 % 值
Silicon (Si)0,20 - 0,80
Chromium (Cr)0,00 - 0,10
Manganese (Mn)0,40 - 1,00
Magnesium (Mg)0,40 - 1,00
Copper (Cu)3,50 - 4,50
Titanium (Ti)0,00 - 0,25
Iron (Fe)0,00 - 0,70
Zinc (Zn)0,00 - 0,25
Aluminium (Al)Balance
物理特性
Density2.79 g/cm³
Melting Point510 °C
Thermal Expansion22.9 µm/m.°C
Modulus of Elasticity72 GPa
Thermal Conductivity140 W/m.K
Electrical Resistivity37 % IACS
机械性能
Proof Strength276 MPa
Yield Strength427 MPa
Shear Strength262 MPa
Elongation A50 mm18%
Hardness105 HB

2017 T4 aluminum alloy is known for its high strength, good machinability, and fatigue resistance. Strengthened with copper content, this alloy is preferred for applications where mechanical performance is critical. The T4 temper indicates that the alloy has undergone solution heat treatment and natural aging, optimizing its mechanical properties. These features make it a reliable choice for demanding working conditions.

2017 T4 aluminum alloy is widely used in aerospace, automotive, military equipment, and industrial machinery components. It is commonly applied in aircraft structures, engine parts, chassis components, and other structural elements requiring high strength. 2017 T4 is suitable for anodizing, which creates a smooth oxide layer to enhance corrosion resistance and provide an aesthetic finish. However, its copper content requires careful processing during anodizing. Its weldability is limited, and mechanical fasteners or specialized welding methods are typically used for joining.

In terms of bending and forming, 2017 T4 aluminum alloy offers moderate formability. Its high strength can make complex forming processes challenging, but with proper techniques, successful shaping can be achieved. The alloy performs exceptionally well in high-vibration and dynamically loaded environments due to its fatigue resistance and mechanical stability. These properties make it an excellent choice for durable and long-lasting structures.

Corrosion resistance is naturally limited, and additional surface treatments or protective coatings are recommended for use in corrosive environments. Advantages of this alloy include high strength, good machinability, and fatigue resistance, while its disadvantages include limited weldability, reduced formability, and moderate corrosion resistance. These attributes make 2017 T4 aluminum alloy ideal for projects requiring lightweight materials with excellent mechanical performance.

 

ALLOY DESIGNATIONS
 
2017 T4 has the following standard designations and specifications.

As Sheet/Plate; 2017 T4,  ASTM B209ISO AlCu4MgSiUNS A92017, WNR 3.1325, DIN AlCuMg1

As Cold Drawn Round/Flat Bar, Profile, Wire; 2017 T4, AMS QQ-A-225/5, ASTM B211UNS A92017, AMS 4118 (Superseded the AMS 4110)WNR 3.1325, DIN AlCuMg1, ASTM B316, ASTM B565 

As Extruded Round/Flat Bar, Profile, Wire; 2017 T4AMS QQ-A-200/2, ASTM B221, UNS A92017, WNR 3.1325, DIN AlCuMg1

 

Choosing Factors for 2017 T4

  • Strength: Very good
  • Machining: Excellent
  • Weldability: Moderate
  • Formability: Good
  • Corrosion Resistance: Average
  • Heat Treating: Yes
 

Some Well-Known Applications for 2017 T4

On rivets, clothes hangers,

As aircraft material in the aerospace industry,

It is also used in the transportation sector, as well as in military equipment and vehicles.

 

SUPPLIED FORMS
 
2017 T4 is produced/supplied in plate/sheet, round/flat bar and tube/profile forms.
  • Plate/Sheet
  • Rod / Round Bar / Flat Bar
  • Tube/Profile
交货:
机械性能
厚度 (mm) 证明力量 (Min.) 屈服强度 (Min.) Uzama %
Over 25 up to & incl. 75 270 MPa 400 MPa %10
Over 75 up to & incl. 150 260 MPa 390 MPa %9
Over 150 up to & incl. 200 240 MPa 370 MPa %8
Over 200 up to & incl. 250 220 MPa 360 MPa %7