EN 10250-2 Grade 28Mn6 normalized and tempered (+NT)
EN 10250-2 Grade 28Mn6 normalized and tempered (+NT) introduction
Steel 28Mn6 is usable for lower strained weldable parts in vehicle, engine and machine engineering (e.g. cardan shafts, camshafts, gear wheels).
Equivalent material: AS XK1330, GB 30Mn2, GB A00302, GOST 30G2, GOST 30Г2, ASTM A521 Grade 1330, SAE 1330, UNS G13300, ASTM A521 Grade 1527, SAE 1527, UNS G15270, DIN 1.1170, DIN 28Mn6, DIN ETG 25, AFNOR 28Mn6, AFNOR 20M5, BS 26Mn6, BS En14A, BS En14B, BS 150M19, AISI 1330H, AISI 1527, AISI 1330, AISI 1524, SAE 1330H, SAE 1524, JIS S33C, JIS SCMn1A, JIS SCMn1B, JIS SCMn1, EN 1.1170, ISO 28Mn6, GB/T 30Mn2, GB/T A00302, UNS H13300, IS 20Mn2, IS 20C15
EN 10250-2 Grade 28Mn6 normalized and tempered (+NT) general
| Property |
Temperature |
Value |
| Density |
20.0 °C |
Density of 7.82 g/cm³ |
EN 10250-2 Grade 28Mn6 normalized and tempered (+NT) thermal
| Property |
Temperature |
Value |
Comment |
| Coefficient of thermal expansion |
-100.0 °C |
Coefficient of thermal expansion of 1.08E-5 1/K |
- |
| - |
20.0 °C |
Coefficient of thermal expansion of 1.19E-5 1/K |
- |
| - |
100.0 °C |
Coefficient of thermal expansion of 1.25E-5 1/K |
- |
| - |
200.0 °C |
Coefficient of thermal expansion of 1.3E-5 1/K |
- |
| - |
300.0 °C |
Coefficient of thermal expansion of 1.36E-5 1/K |
- |
| - |
400.0 °C |
Coefficient of thermal expansion of 1.41E-5 1/K |
- |
| - |
500.0 °C |
Coefficient of thermal expansion of 1.45E-5 1/K |
- |
| - |
600.0 °C |
Coefficient of thermal expansion of 1.49E-5 1/K |
- |
| Melting point |
- |
Melting point of 1382 - 1529 °C |
Typical for Manganese Steel |
| Specific heat capacity |
-100.0 °C |
Specific heat capacity of 423 J/(kg·K) |
- |
| - |
20.0 °C |
Specific heat capacity of 461 J/(kg·K) |
- |
| - |
100.0 °C |
Specific heat capacity of 479 J/(kg·K) |
- |
| - |
200.0 °C |
Specific heat capacity of 499 J/(kg·K) |
- |
| - |
300.0 °C |
Specific heat capacity of 517 J/(kg·K) |
- |
| - |
400.0 °C |
Specific heat capacity of 536 J/(kg·K) |
- |
| - |
500.0 °C |
Specific heat capacity of 558 J/(kg·K) |
- |
| - |
600.0 °C |
Specific heat capacity of 587 J/(kg·K) |
- |
| Thermal conductivity |
20.0 °C |
Thermal conductivity of 48 W/(m·K) |
- |
| - |
100.0 °C |
Thermal conductivity of 48.9 W/(m·K) |
- |
| - |
200.0 °C |
Thermal conductivity of 47.5 W/(m·K) |
- |
| - |
300.0 °C |
Thermal conductivity of 44.7 W/(m·K) |
- |
| - |
400.0 °C |
Thermal conductivity of 41.6 W/(m·K) |
- |
| - |
500.0 °C |
Thermal conductivity of 38.6 W/(m·K) |
- |
| - |
600.0 °C |
Thermal conductivity of 35.5 W/(m·K) |
- |
| Thermal diffusivity |
20.0 °C |
Thermal diffusivity of 13.3 mm²/s |
- |
| - |
100.0 °C |
Thermal diffusivity of 12.6 mm²/s |
- |
| - |
200.0 °C |
Thermal diffusivity of 11.5 mm²/s |
- |
| - |
300.0 °C |
Thermal diffusivity of 10.2 mm²/s |
- |
| - |
400.0 °C |
Thermal diffusivity of 8.9 mm²/s |
- |
| - |
500.0 °C |
Thermal diffusivity of 7.5 mm²/s |
- |
| - |
600.0 °C |
Thermal diffusivity of 6 mm²/s |
- |
EN 10250-2 Grade 28Mn6 normalized and tempered (+NT) chemical
| Property |
Value |
| Carbon |
Carbon of 0.25 - 0.32 % |
| Chromium |
Chromium of 0.4 % |
| Manganese |
Manganese of 1.3 - 1.65 % |
| Molybdenum |
Molybdenum of 0.1 % |
| Nickel |
Nickel of 0.4 % |
| Phosphorus |
Phosphorus of 0.04 % |
| Silicon |
Silicon of 0.4 % |
| Sulfur |
Sulfur of 0.035 % |
EN 10250-2 Grade 28Mn6 normalized and tempered (+NT) electrical
| Property |
Temperature |
Value |
| Electrical resistivity |
20.0 °C |
Electrical resistivity of 2.17E-7 Ω·m |
| - |
100.0 °C |
Electrical resistivity of 2.62E-7 Ω·m |
| - |
200.0 °C |
Electrical resistivity of 3.32E-7 Ω·m |
| - |
300.0 °C |
Electrical resistivity of 4.2E-7 Ω·m |
| - |
400.0 °C |
Electrical resistivity of 5.23E-7 Ω·m |
| - |
500.0 °C |
Electrical resistivity of 6.41E-7 Ω·m |
| - |
600.0 °C |
Electrical resistivity of 7.8E-7 Ω·m |
EN 10250-2 Grade 28Mn6 normalized and tempered (+NT) mechanical
| Property |
Temperature |
Value |
Comment |
| Elastic modulus |
-100.0 °C |
Elastic modulus of 217 GPa |
- |
| - |
20.0 °C |
Elastic modulus of 212 GPa |
- |
| - |
100.0 °C |
Elastic modulus of 207 GPa |
- |
| - |
200.0 °C |
Elastic modulus of 199 GPa |
- |
| - |
300.0 °C |
Elastic modulus of 192 GPa |
- |
| - |
400.0 °C |
Elastic modulus of 184 GPa |
- |
| - |
500.0 °C |
Elastic modulus of 175 GPa |
- |
| - |
600.0 °C |
Elastic modulus of 164 GPa |
- |
| Elongation |
20.0 °C |
Elongation of 17 - 18 % |
- |
| Elongation, transverse |
20.0 °C |
Elongation, transverse of 11 - 13 % |
- |
| Poisson's ratio |
23.0 °C |
Poisson's ratio of 0.29 [-] |
Typical for Manganese Steel |
| Tensile strength |
20.0 °C |
Tensile strength of 540 - 600 MPa |
- |
| Tensile strength, transverse |
20.0 °C |
Tensile strength, transverse of 540 - 590 MPa |
- |
| Yield strength |
20.0 °C |
Yield strength of 260 - 310 MPa |
- |
| Yield strength, transverse |
20.0 °C |
Yield strength, transverse of 260 - 390 MPa |
- |
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