SEW 087 Grade WTSt37-3 normalized or normalized formed (+N)
SEW 087 Grade WTSt37-3 normalized or normalized formed (+N) introduction
WTSt 37-3 is used for welded, screwed and riveted constructions of different kind, e. g. structural engineering, bridge building, container construction.
The steel is good weldable and formable.
Equivalent material: DIN S235J2W, DIN 1.8961, DIN Acor37-3, BS 40 EE, JIS SMA490BP, EN S235J2W, EN 1.8961
SEW 087 Grade WTSt37-3 normalized or normalized formed (+N) general
| Property |
Temperature |
Value |
| Density |
20.0 °C |
Density of 7.85 g/cm³ |
SEW 087 Grade WTSt37-3 normalized or normalized formed (+N) thermal
| Property |
Temperature |
Value |
| 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 |
| 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 56.9 W/(m·K) |
| - |
100.0 °C |
Thermal conductivity of 56.4 W/(m·K) |
| - |
200.0 °C |
Thermal conductivity of 53.5 W/(m·K) |
| - |
300.0 °C |
Thermal conductivity of 49.4 W/(m·K) |
| - |
400.0 °C |
Thermal conductivity of 45.2 W/(m·K) |
| - |
500.0 °C |
Thermal conductivity of 41.3 W/(m·K) |
| - |
600.0 °C |
Thermal conductivity of 37.6 W/(m·K) |
| Thermal diffusivity |
20.0 °C |
Thermal diffusivity of 15.7 mm²/s |
| - |
100.0 °C |
Thermal diffusivity of 14.5 mm²/s |
| - |
200.0 °C |
Thermal diffusivity of 12.9 mm²/s |
| - |
300.0 °C |
Thermal diffusivity of 11.2 mm²/s |
| - |
400.0 °C |
Thermal diffusivity of 9.6 mm²/s |
| - |
500.0 °C |
Thermal diffusivity of 7.9 mm²/s |
| - |
600.0 °C |
Thermal diffusivity of 6.3 mm²/s |
SEW 087 Grade WTSt37-3 normalized or normalized formed (+N) chemical
| Property |
Value |
| Aluminium |
Aluminium of 0.02 % |
| Carbon |
Carbon of 0.13 % |
| Chromium |
Chromium of 0.5 - 0.8 % |
| Copper |
Copper of 0.3 - 0.5 % |
| Manganese |
Manganese of 0.2 - 0.5 % |
| Nitrogen |
Nitrogen of 9E-3 % |
| Phosphorus |
Phosphorus of 0.05 % |
| Silicon |
Silicon of 0.1 - 0.4 % |
| Sulfur |
Sulfur of 0.035 % |
SEW 087 Grade WTSt37-3 normalized or normalized formed (+N) electrical
| Property |
Temperature |
Value |
| Electrical resistivity |
20.0 °C |
Electrical resistivity of 1.83E-7 Ω·m |
| - |
100.0 °C |
Electrical resistivity of 2.27E-7 Ω·m |
| - |
200.0 °C |
Electrical resistivity of 2.95E-7 Ω·m |
| - |
300.0 °C |
Electrical resistivity of 3.8E-7 Ω·m |
| - |
400.0 °C |
Electrical resistivity of 4.81E-7 Ω·m |
| - |
500.0 °C |
Electrical resistivity of 5.99E-7 Ω·m |
| - |
600.0 °C |
Electrical resistivity of 7.38E-7 Ω·m |
SEW 087 Grade WTSt37-3 normalized or normalized formed (+N) mechanical
| Property |
Temperature |
Value |
| 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 25 % |
| Poisson's ratio |
20.0 °C |
Poisson's ratio of 0.28 [-] |
| Tensile strength |
20.0 °C |
Tensile strength of 340 - 490 MPa |
| Yield strength |
20.0 °C |
Yield strength of 215 - 235 MPa |
| Yield strength Rp0.2 |
100.0 °C |
Yield strength Rp0.2 of 186 MPa |
| - |
200.0 °C |
Yield strength Rp0.2 of 157 MPa |
| - |
250.0 °C |
Yield strength Rp0.2 of 147 MPa |
| - |
300.0 °C |
Yield strength Rp0.2 of 118 MPa |
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