1Cr17Ni7
China GB GB/T 1220 (1992) GB/T 3280 (2007) GB/T 4231 (1993) GB/T 4239 (1991) 1Cr17Ni7 High strength after cold forming. Used in railway vehicle, conveyor belt, bolt and nut, etc and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
Datasheet for:Steel Grades:Specialsteel:1Cr17Ni7
Chemical composition(mass fraction)(wt.%) of the 1Cr17Ni7
Mechanical properties / Mechanische Eigenschaften / Caracteristiques mecaniques of grade 1Cr17Ni7
Yield Rp0.2 (MPa) |
Tensile Rm (MPa) |
Impact KV/Ku (J) |
Elongation A (%) |
Reduction in cross section on fracture Z (%) |
As-Heat-Treated Condition |
Brinell hardness (HBW) |
527 (≥) |
249 (≥) |
14 |
22 |
32 |
Solution and Aging, Annealing, Ausaging, Q+T,etc |
132 |
Temperature (°C) |
Modulus of elasticity (GPa) |
Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and |
Thermal conductivity (W/m·°C) |
Specific thermal capacity (J/kg·°C) |
Specific electrical resistivity (Ω mm²/m) |
Density (kg/dm³) |
Poisson’s coefficient, ν |
21 |
- |
- |
|
|
0.34 |
- |
|
823 |
772 |
- |
11.3 |
314 |
|
- |
|
919 |
- |
21 |
13.2 |
|
|
412 |
312 |
Heat treated : 1722°C - 1848°C
The material does not have direct Metallography properties.
Directory is being updated.
The material does not have direct Metallography properties.
Directory is being updated.