Powder Metallurgy Superalloy
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Powder Metallurgy Superalloy Overview Powder metallurgy (PM) superalloys are manufactured by atomizing molten superalloy into fine powder, followed by hot isostatic pressing (HIP) or HIP-plus-forging processes. The resulting material features a highly uniform, fine-grained microstructure free of macro-segregation, meeting the stringent demands of critical hot-section components such as turbine disks in high thrust-to-weight ratio engines. Key Advantages Attribute Description Uniform ...
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Powder Metallurgy Superalloy
Overview
Powder metallurgy (PM) superalloys are manufactured by atomizing molten superalloy into fine powder, followed by hot isostatic pressing (HIP) or HIP-plus-forging processes. The resulting material features a highly uniform, fine-grained microstructure free of macro-segregation, meeting the stringent demands of critical hot-section components such as turbine disks in high thrust-to-weight ratio engines.
Key Advantages
|
Attribute |
Description |
| Uniform Microstructure | Fine and homogeneous grain distribution achieved through rapid solidification of atomized powder. |
| Segregation-Free | Eliminates macro-segregation inherent in conventional cast-and-wrought processing, ensuring consistent properties throughout the component. |
| High Fatigue Life | Superior resistance to low-cycle fatigue (LCF), essential for rotating components under cyclic thermal and mechanical loading. |
| Ideal for High-Stress Rotating Parts | Exceptional combination of tensile strength, creep resistance, and damage tolerance at elevated temperatures. |
Applications
- • Aerospace: High thrust-to-weight ratio engine turbine disks, compressor disks, and turbine baffles
Representative Grades
|
Chinese Grade |
International Equivalent |
Series |
| FGH4095 | Rene 95 | PM Superalloy |
| FGH4096 | Rene 88DT | PM Superalloy |
| FGH4097 | — | PM Superalloy |
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