Titanium 15-3-3-3 Sheet AMS 4914

Density

4.76 g/cc

0.172 lb/in³

Mechanical Properties

Hardness, Brinell

297

297

 Estimated from Rockwell C.

Hardness, Knoop

322

322

 Estimated from Rockwell C.

Hardness, Rockwell C

31

31

Hardness, Vickers

410

410

Tensile Strength, Ultimate

1110 MPa

161000 psi

Tensile Strength, Yield

1010 MPa

146000 psi

Elongation at Break

13 %

13 %

Modulus of Elasticity

100 GPa

14500 ksi

 Sample was ST 790ºC, Aged 510ºC

Compressive Yield Strength

1130 MPa

164000 psi

Ultimate Bearing Strength

2240 MPa

325000 psi

 e/D = 2

Bearing Yield Strength

1790 MPa

260000 psi

 e/D = 2

Poisson's Ratio

0.33

0.33

 Typical for beta titanium alloy.

Fatigue Strength

170 MPa

24700 psi

 at 1E+7 cycles. K_t (stress concentration factor) = 3.0

Fatigue Strength

690 MPa

100000 psi

 1E+7 cycles, Unnotched

Fracture Toughness

105 MPa-m½

95.6 ksi-in½

 K(C)

Shear Modulus

37.6 GPa

5450 ksi

 Calculated from typical values.

Shear Strength

720 MPa

104000 psi

 Ultimate shear strength

Electrical Properties

Electrical Resistivity

0.00014 ohm-cm

0.00014 ohm-cm

Thermal Properties

CTE, linear 20°C

8.5 µm/m-°C

4.72 µin/in-°F

 20-95ºC

CTE, linear 250°C

9.1 µm/m-°C

5.06 µin/in-°F

CTE, linear 500°C

9.8 µm/m-°C

5.44 µin/in-°F

Specific Heat Capacity

0.5 J/g-°C

0.12 BTU/lb-°F

 at 20ºC. Value at 400ºC is 0.649 J/g-ºC

Thermal Conductivity

8.08 W/m-K

56.1 BTU-in/hr-ft²-°F

Beta Transus

760 °C

1400 °F