Titanium · Titanium alloy · isotropic

Ti-6Al-4V (grade 5)

Name: Ti-6Al-4V (grade 5) — material properties (ASTM B265 grade 5)
Creator: BadgerMecX

ASTM B265 grade 5 · annealed

Ti-6Al-4V (grade 5) is a titanium alloy to ASTM B265 grade 5. Its minimum yield strength is 828 MPa. E = 107 GPa, ν = 0.31 and α = 9 × 10⁻⁶/K (typical values).

Record: ti-6al-4v
Library: v1.1.0
Properties: 10
Sources: 1
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E · Young's modulus 107GPa typical^[1]

ν · Poisson's ratio 0.31– typical^[1]

f_y · Yield strength (R_eH / R_p0.2) 828MPa min^[1]

f_u · Tensile strength (R_m) 895MPa min^[1]

ρ · Density 4420kg/m³ typical^[1]

α · Coefficient of thermal expansion 910⁻⁶/K typical^[1]

λ · Thermal conductivity 6.6W/(m·K) typical^[1]

c_p · Specific heat capacity 580J/(kg·K) typical^[1]

Elastic constants

isotropic

Symbol	Property	Value	Unit	Basis	Ref.
E	Young's modulus	107 (107 – 122)	GPa	typical	[1]
G	Shear modulus	41 (41 – 45)	GPa	typical	[1]
ν	Poisson's ratio	0.31	–	typical	[1]
K	Bulk modulus K = E / 3(1 − 2ν)	93.86	GPa	derived	—
λ_L	Lamé constant λ_L = Eν / (1 + ν)(1 − 2ν)	66.63	GPa	derived	—
c₀	Bar wave speed c₀ = √(E/ρ)	4920	m/s	derived	—

Physical, thermal and electrical

at 20 °C

Symbol	Property	Value	Unit	Basis	Ref.
ρ	Density	4420	kg/m³	typical	[1]
α	Coefficient of thermal expansion ⓘ 0–100 °C	9	10⁻⁶/K	typical	[1]
λ	Thermal conductivity	6.6	W/(m·K)	typical	[1]
c_p	Specific heat capacity	580	J/(kg·K)	typical	[1]
ρ_e	Electrical resistivity ⓘ at 0 °C	1.68	µΩ·m	typical	[1]
a	Thermal diffusivity a = λ / (ρ·c_p)	2.575	mm²/s	derived	—

Strength

a band applies up to and including its upper limit

Symbol	Property	Value	Unit	Basis	Ref.
f_y	Yield strength (R_eH / R_p0.2) ⓘ annealed sheet and plate, ASTM B265	828	MPa	min	[1]
f_u	Tensile strength (R_m) ⓘ annealed sheet and plate, ASTM B265	895	MPa	min	[1]

Sources

every value names one

TIMET datasheets: TIMETAL 50A (CP grade 2) and TIMETAL 6-4 (Ti-6Al-4V)Copies checked: 1, 2

min product standard minimum char characteristic design code value for design typical datasheet or textbook derived worked out here, formula shown

Cite this page

for reports and papers

BadgerMecX Materials (2026). Ti-6Al-4V (grade 5) — material properties, ASTM B265 grade 5. Library v1.1.0, record ti-6al-4v. https://badgermecx.com/materials/ti-6al-4v/ (accessed 2026-10-08).

@misc{badgermecx_ti6al4v,
  title  = {Ti-6Al-4V (grade 5) -- material properties, ASTM B265 grade 5},
  author = {{BadgerMecX Materials}},
  year   = {2026},
  note   = {Library v1.1.0, record ti-6al-4v},
  url    = {https://badgermecx.com/materials/ti-6al-4v/}
}

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