GOST OT4 Titanium Alloys

Material group: Nonferrous Alloys / Titanium Alloys
Country / Standard: Russia / GOST

Data updates

Latest Update: 2025-06
Total number of updates: 7
Update History

This material has 4418 properties — only a subset is shown here.

Unlock full material properties, including detailed values across temperatures and conditions.

View Complete Material Data ›
Free registration required • Instant access

Free registration required • Instant access

GOST OT4 Chemical Composition

CRITERIA
VALUE
UNIT
CAS NUMBER
CRITERIA
Al
VALUE
3.5 – 5.0
UNIT
%
CAS NUMBER
7429-90-5
CRITERIA
C
VALUE
≤ 0.10
UNIT
%
CAS NUMBER
7440-44-0
CRITERIA
Fe
VALUE
≤ 0.30
UNIT
%
CAS NUMBER
7439-89-6
CRITERIA
H
VALUE
val1
Full data available with free access View Complete Material Data
UNIT
%
CAS NUMBER
1333-74-0
CRITERIA
Mn
VALUE
val1
Full data available with free access View Complete Material Data
UNIT
%
CAS NUMBER
7439-96-5
CRITERIA
N
VALUE
val1
Full data available with free access View Complete Material Data
UNIT
%
CAS NUMBER
7727-37-9; 17778-88-0
CRITERIA
O
VALUE
val1
Full data available with free access View Complete Material Data
UNIT
%
CAS NUMBER
7782-44-7; 17778-80-2
CRITERIA
Si
VALUE
val1
Full data available with free access View Complete Material Data
UNIT
%
CAS NUMBER
7440-21-3
CRITERIA
Ti
VALUE
val1
Full data available with free access View Complete Material Data
UNIT
%
CAS NUMBER
7440-32-6
CRITERIA
Zr
VALUE
val1
Full data available with free access View Complete Material Data
UNIT
%
CAS NUMBER
7440-67-7

GOST 19807: 1991 / Wrought titanium and titanium alloys. Grades

Looking for full material performance data?

View Complete Material Data ›
Free registration required • Instant access

Free registration required • Instant access

GOST OT4 Physical Properties


Temperature

PROPERTY / VALUE
Modulus of Elasticity
80 — 130 GPa
Unlock full details
Full data available with free access View Complete Material Data
Electrical Resistivity
0.47 Ω∙mm²/m
Unlock full details
Full data available with free access View Complete Material Data
Density
val1
Full data available with free access View Complete Material Data
kg/dm³
Unlock full details
Full data available with free access View Complete Material Data
Electrical Conductivity
val1
Full data available with free access View Complete Material Data
S/m
Unlock full details
Full data available with free access View Complete Material Data
Heat Capacity
val1
Full data available with free access View Complete Material Data
J/(kg∙°C)
Unlock full details
Full data available with free access View Complete Material Data
Thermal Conductivity
15.1 W/(m∙°C)
Unlock full details
Full data available with free access View Complete Material Data
Coefficient of Thermal Expansion (CTE)
val1
Full data available with free access View Complete Material Data
10-6/°C
Unlock full details
Full data available with free access View Complete Material Data

This material has 4418 properties — only a subset is shown here.

Unlock detailed physical values across temperatures and conditions.

View Complete Material Data ›
Free registration required • Instant access

Free registration required • Instant access

GOST OT4 Mechanical Properties


Temperature

PROPERTY / VALUE
Tensile Strength
635 — 885 MPa
Unlock full details
Full data available with free access View Complete Material Data
Brinell Hardness (HB)
207 — 286
Unlock full details
Full data available with free access View Complete Material Data
Elongation, A
≥ 6 %
Unlock full details
Full data available with free access View Complete Material Data
Impact Strength
val1
Full data available with free access View Complete Material Data
kJ/m²
Unlock full details
Full data available with free access View Complete Material Data
Reduction of Area
val1
Full data available with free access View Complete Material Data
%
Unlock full details
Full data available with free access View Complete Material Data
Yield Strength, Rp0.2
val1
Full data available with free access View Complete Material Data
MPa
Unlock full details
Full data available with free access View Complete Material Data

Need complete mechanical properties to make the right choice?

Get complete data on strength, hardness, fatigue, and more.

View Complete Material Data ›
Free registration required • Instant access

Free registration required • Instant access

Book A Demo

GOST OT4 International Equivalent Materials


Showing 6 of 10 results.

MATERIAL
STANDARD
COUNTRY / PRODUCER
EQUIVALENCE CATEGORY
MATERIAL
STANDARD
ASTM
COUNTRY / PRODUCER
United States
EQUIVALENCE CATEGORY
Implicit
MATERIAL
STANDARD
ASTM
COUNTRY / PRODUCER
United States
EQUIVALENCE CATEGORY
Implicit
STANDARD
ASTM
COUNTRY / PRODUCER
United States
EQUIVALENCE CATEGORY
Implicit
STANDARD
ASTM
COUNTRY / PRODUCER
United States
EQUIVALENCE CATEGORY
Implicit
MATERIAL
STANDARD
GJB
COUNTRY / PRODUCER
China
EQUIVALENCE CATEGORY
Implicit
MATERIAL
STANDARD
GJB
COUNTRY / PRODUCER
China
EQUIVALENCE CATEGORY
Implicit

Equivalence categories reflect chemical-composition and mechanical-property comparison — always verify suitability against the governing specification for your application.

Need the full list of 10 international equivalents?

See all 10 equivalent grades with detailed mapping by standard, producer and equivalence category.

View All Equivalents ›
Free registration required • Instant access

Free registration required • Instant access

Book A Demo

Optimize material selection for your application - Book A Demo

  • 10Cross References

  • 20Composition
  • 46Mechanical Properties
  • 8Physical Properties
  • -Heat Treatment
  • -Metallography
  • -Machinability

  • -Stress-Strain
  • -Formability
  • 10Fatigue
  • -Fracture
  • -Creep

  • -Joints
  • -Coatings
  • 38Dimensions
  • -Tribology

  • 4283Corrosion
  • -Ageing
  • -Weatherability
  • -Irradiation

  • 3Total Suppliers