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1.4957 is a kind of iron - nickel -molybdenum austenitic heat resisting steels alloy which has high performance cast material for high temperature applications. Manufacturing a high-integrity castalloy factory product like this is a core competency of premier super alloy manufacturers.
| Beiye designation | China Standard designation | International designation |
1.4957 | / | 1.4957, GX 15CrNiCo212020 |
Turbocharger components like bushings, e.g. Wastegate-turbochargers
C | 0.17 | Ni | 20 | Cr | 21 |
| Si | 0.6 | Mo | 3 | ||
| W | 2.8 | Nb | 1.1 | ||
Co | 20 | N | 0.16 | ||
| Mn | 1.7 | Fe | bal. |
As cast | |
Yield Strength | 345 MPa |
Tensile Strength | 655MPa |
Elongation | 25% |
* Typical values for material tested in accordance with GB/T 228, GB/T 22315.
| Density | 8.25g/cm3 |
Melting Point | 1350 ℃ |
Thermal expansion(20~1000℃) | 18×10-6/K |
As a leader in this field, Beiye has built a robust system for precision alloy and supply, guaranteeing that every batch meets stringent specifications for critical high-temperature environments.
Heat treatment not allowed.
