Advanced Mechanical Strength in Post Heat Treated SLM 2507 at Room and High Temperature Promoted by Hard/Ductile Sigma Precipitates
Abstract
:1. Introduction
2. Materials and Methods
3. Results
4. Conclusions
Author Contributions
Funding
Acknowledgments
Conflicts of Interest
References
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Material | Tensile Strength (MPa) | Elongation (%) | Microhardness (Hv) |
---|---|---|---|
Post heat treated SLM 2507 (this work) | 920 MPa | 1.8% | 400 Hv |
As built-SLM 2507 [9] | 1320 MPa | 8% | 450 Hv |
Post heat treated SLM 2205 [25] | 750 MPa | 20% | - |
Heat treated conventional duplex [26] | 649 MPa | 34% | 227 Hv |
As Casted duplex [26] | 660 MPa | 29% | 235 Hv |
Tensile Test at 1200 °C | Tensile Strength (MPa) | Elongation (%) |
---|---|---|
Post heat treated SLM 2507 (this work) | 400 MPa | 20% |
As-built SLM duplex (this work) | 200 MPa | 30% |
Conventional duplex [34] | 19 MPa | - |
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Saeidi, K.; Alvi, S.; Lofaj, F.; Petkov, V.I.; Akhtar, F. Advanced Mechanical Strength in Post Heat Treated SLM 2507 at Room and High Temperature Promoted by Hard/Ductile Sigma Precipitates. Metals 2019, 9, 199. https://doi.org/10.3390/met9020199
Saeidi K, Alvi S, Lofaj F, Petkov VI, Akhtar F. Advanced Mechanical Strength in Post Heat Treated SLM 2507 at Room and High Temperature Promoted by Hard/Ductile Sigma Precipitates. Metals. 2019; 9(2):199. https://doi.org/10.3390/met9020199
Chicago/Turabian StyleSaeidi, Kamran, Sajid Alvi, Frantisek Lofaj, Valeri Ivanov Petkov, and Farid Akhtar. 2019. "Advanced Mechanical Strength in Post Heat Treated SLM 2507 at Room and High Temperature Promoted by Hard/Ductile Sigma Precipitates" Metals 9, no. 2: 199. https://doi.org/10.3390/met9020199