China GB GB/T 1220 (1992) GB/T 4226 (2004) GB/T 4240 (1993) GB/T 4356 (1984) Y1Cr18Ni9Se Improve the machinability, ablation resistance. Suitable for automatic lathe production of rivets, screws and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
| Category | Class | Grade | Type | Standard | Country | Application |
|---|---|---|---|---|---|---|
| Steel Grades | Specialsteel | Y1Cr18Ni9Se | Austenite | GB | China | Improve the machinability, ablation resistance. Suitable for automatic lathe production of rivets, screws |
Chemical composition(mass fraction)(wt.%) of the Y1Cr18Ni9Se
| Elements | Min.（≥） | Max.（≤） |
|---|---|---|
| C | - | 0.15 |
| Si | - | 1.00 |
| Mn | - | 2.00 |
| P | - | 0.200 |
| S | - | 0.060 |
| Ni | 8.00 | 10.00 |
| Cr | 17.00 | 19.00 |
| Se | - | 0.15 |
Mechanical properties / Mechanische Eigenschaften / Caracteristiques mecaniques of grade Y1Cr18Ni9Se
| 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) |
|---|---|---|---|---|---|---|
| 576 (≥) | 977 (≥) | 31 | 31 | 44 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 323 |
| 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 |
|---|---|---|---|---|---|---|---|
| 22 | - | - | 0.22 | - | |||
| 286 | 418 | - | 11.3 | 411 | - | ||
| 743 | - | 23 | 34.2 | 324 | 431 |
| Grade | Standard | Country | Application |
|---|---|---|---|
| Y1Cr18Ni9Se | GB | China | Improve the machinability, ablation resistance. Suitable for automatic lathe production of rivets, screws |
| Standard No. | Description | Download |
|---|---|---|
| GB/T 1220 (1992) | Stainless steel bars | |
| GB/T 4226 (2004) | Cold finished stainless steel bars | |
| GB/T 4240 (1993) | Stainless steel wires | |
| GB/T 4356 (1984) | Stainless steel wire rods |
