DIN 17200 Grade 28Mn6 quenched and tempered (+QT)
DIN 17200 Grade 28Mn6 quenched and tempered (+QT) introduction
Steel 28 Mn 6 is suitable for lower strained parts in vehicle manufacturing, engine and machine engineering, weldable (e.g. cardan shafts, camshafts, gear wheels). Lowest application temp. -25 °C.
Equivalent material: NBN 28Mn6, BS 150M19, GOST 30G, ISO 28Mn6, UNI C28Mn, JIS SMn433, PN 30G2, UNE 36Mn6, ASTM 1330, DIN 1.1170, DIN ETG 25, AFNOR 28Mn6, AFNOR 20M5, BS 26Mn6, BS En14A, BS En14B, AISI 1330H, AISI 1527, AISI 1330, AISI 1524, SAE 1330H, SAE 1527, SAE 1330, SAE 1524, JIS S33C, JIS SCMn1A, JIS SCMn1B, JIS SCMn1, EN 28Mn6, EN 1.1170, GOST 30G2, GB 30Mn2, GB A00302, GB/T 30Mn2, GB/T A00302, UNS H13300, UNS G13300, IS 20Mn2, IS 20C15
DIN 17200 Grade 28Mn6 quenched and tempered (+QT) general
| Property |
Temperature |
Value |
| Density |
20.0 °C |
Density of 7.82 - 7.85 g/cm³ |
DIN 17200 Grade 28Mn6 quenched and tempered (+QT) 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 1.11E-5 - 1.25E-5 1/K |
- |
| - |
200.0 °C |
Coefficient of thermal expansion of 1.21E-5 - 1.3E-5 1/K |
- |
| - |
300.0 °C |
Coefficient of thermal expansion of 1.29E-5 - 1.36E-5 1/K |
- |
| - |
400.0 °C |
Coefficient of thermal expansion of 1.35E-5 - 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 |
- |
| Max service temperature, long |
- |
Max service temperature, long of -25 - 0 °C |
- |
| 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 - 490 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 - 52 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 |
- |
DIN 17200 Grade 28Mn6 quenched and tempered (+QT) chemical
| Property |
Value |
| Carbon |
Carbon of 0.25 - 0.32 % |
| Manganese |
Manganese of 1.3 - 1.65 % |
| Phosphorus |
Phosphorus of 0.04 % |
| Silicon |
Silicon of 0.4 % |
| Sulfur |
Sulfur of 0.03 % |
DIN 17200 Grade 28Mn6 quenched and tempered (+QT) electrical
| Property |
Temperature |
Value |
| Electrical resistivity |
20.0 °C |
Electrical resistivity of 1.2E-7 - 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 |
DIN 17200 Grade 28Mn6 quenched and tempered (+QT) mechanical
| Property |
Temperature |
Value |
Comment |
| Elastic modulus |
-100.0 °C |
Elastic modulus of 217 GPa |
- |
| - |
20.0 °C |
Elastic modulus of 210 - 212 GPa |
- |
| - |
100.0 °C |
Elastic modulus of 205 - 207 GPa |
- |
| - |
200.0 °C |
Elastic modulus of 195 - 199 GPa |
- |
| - |
300.0 °C |
Elastic modulus of 185 - 192 GPa |
- |
| - |
400.0 °C |
Elastic modulus of 175 - 184 GPa |
- |
| - |
500.0 °C |
Elastic modulus of 175 GPa |
- |
| - |
600.0 °C |
Elastic modulus of 164 GPa |
- |
| Elongation |
20.0 °C |
Elongation of 13 - 16 % |
- |
| Poisson's ratio |
23.0 °C |
Poisson's ratio of 0.29 [-] |
Typical for Manganese Steel |
| Reduction of area |
20.0 °C |
Reduction of area of 40 - 50 % |
- |
| Shear modulus |
20.0 °C |
Shear modulus of 81 GPa |
- |
| Tensile strength |
20.0 °C |
Tensile strength of 640 - 930 MPa |
- |
| Yield strength |
20.0 °C |
Yield strength of 440 - 590 MPa |
- |
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