TC4 Titanium Alloy Material Parameters

Chinese name: TC4 titanium alloy;

 

Type: α+β titanium alloy

 

Tensile strength: σb/MPa≥895;

 

Working temperature: -100～550 (℃);

 

Reduction of area: ψ(%)≥25;

 

Hardness: around HRC30;

 

1. TC4 coefficient of thermal expansion:

 

TC4 titanium alloy has a series of advantages such as excellent corrosion resistance, small density, high specific strength, good toughness and weldability, and has been successfully applied in aerospace, petrochemical, shipbuilding, automobile, pharmaceutical and other departments .

 

2. Mechanical properties of TC4 titanium alloy: specified residual elongation stress σr0.2/MPa≥825, elongation δ5(%)≥10;

 

3. Density of TC4 titanium alloy: 4.5 (g/cm3);

 

4. TC4 titanium alloy chemical composition: TC4 contains titanium (Ti) balance, iron (Fe) ≤ 0.30, carbon (C) ≤ 0.10, nitrogen (N) ≤ 0.05, hydrogen (H) ≤ 0.015, oxygen (O) ≤ 0.20, aluminum (Al) 5.5-6.8, vanadium (V) 3.5-4.5;

 

5. Density of TC4 titanium alloy: 4.5 (g/cm3) Working temperature -100～550 (℃);

 

6. Chemical composition: TC4 contains titanium (Ti) balance, iron (Fe) ≤ 0.30, carbon (C) ≤ 0.10, nitrogen (N) ≤ 0.05, hydrogen (H) ≤ 0.015, oxygen (O) ≤ 0.20, aluminum (Al)5.5～6.8, vanadium (V)3.5～4.5;

 

7. TC4 titanium alloy heat treatment: mpa, after solid solution strengthening treatment of TC4 material, the strength does not increase much, that is, it reaches 1100MPa, and the strength in the annealed state is generally 900MPa.