DIN 2393-2 Grade St 44-2 bright drawn and stress relieved
DIN 2393-2 Grade St 44-2 bright drawn and stress relieved introduction
Welded precision steel tubes made from St 44-2 are used for thin-walled precision constructional elements with a good surface condition.
Equivalent material: AFNOR Ts42-a, BS CEW4, ISO R44BK, JIS STKM19C, SS SIS2142-04, ASTM MT1015SR, EN S275JR, DIN 1.0044, DIN S275JR, AFNOR S275JR, BS 43/25HR, BS 43/25HS, BS 43B, AISI 1021, AISI 1020, SAE 1021, SAE 1020, JIS SS400, JIS STAM390G, JIS SNR400A, JIS SNR400B, JIS SNR490B, JIS SKK400, JIS SKY400, JIS STKR400, JIS EN275A, JIS E275B, EN 1.0044, ISO S275JR, ISO EN275A, ISO EN275B, GOST St4ps, GOST St4sp, GB/T Q255A, ASTM Grade 2, ASTM Grade 345 Type 1, ASTM Grade 345 Type 2, ASTM Grade 345 Type 3, UNS G10200, IS EN275A, IS E275B, ASTM Grade B, ASTM Grade 1020, DIN 1.0128, DIN QSt 44-2, DIN S275JRC, AFNOR S275JRC, BS S275JRC, JIS E275A, EN S275JRC, EN 1.0128
DIN 2393-2 Grade St 44-2 bright drawn and stress relieved general
| Property |
Temperature |
Value |
| Density |
20.0 °C |
Density of 7.85 g/cm³ |
DIN 2393-2 Grade St 44-2 bright drawn and stress relieved 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 |
- |
| Max service temperature |
- |
Max service temperature of 500 °C |
Typical for Carbon Steel |
| Max service temperature, long |
- |
Max service temperature, long of 0 - 120 °C |
- |
| Melting point |
- |
Melting point of 1480 - 1526 °C |
Typical for Low Carbon 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 53.4 W/(m·K) |
- |
| - |
100.0 °C |
Thermal conductivity of 52.9 W/(m·K) |
- |
| - |
200.0 °C |
Thermal conductivity of 50.3 W/(m·K) |
- |
| - |
300.0 °C |
Thermal conductivity of 46.7 W/(m·K) |
- |
| - |
400.0 °C |
Thermal conductivity of 43.3 W/(m·K) |
- |
| - |
500.0 °C |
Thermal conductivity of 39.8 W/(m·K) |
- |
| - |
600.0 °C |
Thermal conductivity of 36.7 W/(m·K) |
- |
| Thermal diffusivity |
20.0 °C |
Thermal diffusivity of 14.8 mm²/s |
- |
| - |
100.0 °C |
Thermal diffusivity of 13.6 mm²/s |
- |
| - |
200.0 °C |
Thermal diffusivity of 12.1 mm²/s |
- |
| - |
300.0 °C |
Thermal diffusivity of 10.6 mm²/s |
- |
| - |
400.0 °C |
Thermal diffusivity of 9.2 mm²/s |
- |
| - |
500.0 °C |
Thermal diffusivity of 7.7 mm²/s |
- |
| - |
600.0 °C |
Thermal diffusivity of 6.2 mm²/s |
- |
DIN 2393-2 Grade St 44-2 bright drawn and stress relieved chemical
| Property |
Value |
| Carbon |
Carbon of 0.21 % |
| Manganese |
Manganese of 1.1 % |
| Phosphorus |
Phosphorus of 0.03 % |
| Silicon |
Silicon of 0.3 % |
| Sulfur |
Sulfur of 0.025 % |
DIN 2393-2 Grade St 44-2 bright drawn and stress relieved magnetic
| Property |
Value |
Comment |
| Curie temperature |
Curie temperature of 770 °C |
Typical for Low Carbon Steel |
DIN 2393-2 Grade St 44-2 bright drawn and stress relieved electrical
| Property |
Temperature |
Value |
| Electrical resistivity |
20.0 °C |
Electrical resistivity of 1.95E-7 Ω·m |
| - |
100.0 °C |
Electrical resistivity of 2.42E-7 Ω·m |
| - |
200.0 °C |
Electrical resistivity of 3.14E-7 Ω·m |
| - |
300.0 °C |
Electrical resistivity of 4.02E-7 Ω·m |
| - |
400.0 °C |
Electrical resistivity of 5.02E-7 Ω·m |
| - |
500.0 °C |
Electrical resistivity of 6.21E-7 Ω·m |
| - |
600.0 °C |
Electrical resistivity of 7.55E-7 Ω·m |
DIN 2393-2 Grade St 44-2 bright drawn and stress relieved 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 12 % |
- |
| Poisson's ratio |
20.0 °C |
Poisson's ratio of 0.28 [-] |
- |
| Shear modulus |
23.0 °C |
Shear modulus of 82 GPa |
Typical for Low Carbon Steel |
| Tensile strength |
20.0 °C |
Tensile strength of 510 MPa |
- |
| Yield strength |
20.0 °C |
Yield strength of 375 MPa |
- |
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