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Russian Metals
OT4-0
Characteristics of the material OT4-0
| Grade : | OT4-0 |
| Classification : | Titanium wrought alloy |
| Application: | parts of complex configuration, operating for a long time at a temperature of 300-350°C and for a short time at a temperature of 500-600°C; good corrosion resistance; pseudo α structure class |
| Foreign analogues: | No Data |
Chemical composition in % of OT4-0 material
GOST -19807 - 91
| Fe | C | Si | Mn | N | You | Al | Zr | O | H | Impurities |
|---|---|---|---|---|---|---|---|---|---|---|
| up to 0.3 | up to 0.1 | up to 0.12 | 0.5 - 1.3 | up to 0.05 | 96.13 - 98.8 | 0.4 - 1.4 | up to 0.3 | up to 0.15 | up to 0.012 | other 0.3 |
Note: Ti is the basis; Ti percentage is approximate.
Technological properties of the OT4-0 material.
| Weldability: | without restrictions. |
Mechanical properties at T=20 o C of material OT4-0.
| Assortment | Size | For example. | σin | σT | δ5 | ψ | KCU | Thermal processing |
|---|---|---|---|---|---|---|---|---|
| - | mm | - | MPa | MPa | % | % | kJ/m² | - |
| Annealed sheet, GOST 22178-76 | 470 | 20-30 | ||||||
| Pipes, GOST 24890-81 | 490-637 | 15 | ||||||
| Rod, GOST 26492-85 | 440 | 13-15 | 30-35 | 400-500 | Annealing | |||
| Rod, high quality, GOST 26492-85 | 440-635 | 20 | 32-40 | 500-700 | Annealing |
| Hardness OT4-0, Sheet | HB 10-1 = 200 MPa |
| Hardness OT4-0, Rod | HB 10-1 = 156 - 207 MPa |
Physical properties of the material OT4-0.
| T | E 10-5 | α 106 | λ | ρ | C | R 109 |
|---|---|---|---|---|---|---|
| Haill | MPa | 1/Grad | W/(m deg) | kg/ m3 | J/(kg deg) | Ohm m |
| 20 | 1.15 | 4514 |
Designations:
Mechanical properties :
σin - Tensile strength [MPa]
σT - Yield stress [MPa]
δ5 - Specific elongation at fracture [%]
ψ - Reduction of area [%]
KCU - Impact strength [kJ/m²]
HB - Brinell hardness [MPa]
Physical properties :
T - Test temperature [Grade]
E - Young modulus [MPa]
α - Coefficient of linear expansion (20° - T) [1/Grade]
λ - Thermal (heat) condition coefficient [Watt/(m·Grade)]
ρ - Density [kg/m³]
C - Specific heat (range 20° - T) [J/(kg·Grade)]
R - Electrical resistance [Ohm·m]
OT4-0 - Titanium deformable alloy
- OT4-0 - chemical composition, mechanical, physical and technological properties, density, hardness, application
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