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Published in 2019 at "Journal of Materials Engineering and Performance"
DOI: 10.1007/s11665-019-04074-3
Abstract: A modified 9Cr-1Mo steel has been exposed to three separate austenitization temperatures, i.e., at 950, 1025, and 1100 °C for normalization. After subsequent tempering at 750 °C, the normalized and tempered samples were creep-tested at temperatures of…
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Keywords:
creep;
normalization;
9cr 1mo;
1mo steel ... See more keywords
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Published in 2017 at "Transactions of the Indian Institute of Metals"
DOI: 10.1007/s12666-017-1047-4
Abstract: In this investigation, the flow behaviour of modified 9Cr–1Mo steel at elevated temperatures is reported. To understand the flow behaviour of the steel, tensile tests were performed at nominal strain rate of 3 × 10−3 s−1 and…
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Keywords:
9cr 1mo;
behaviour modified;
flow behaviour;
steel ... See more keywords
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Published in 2019 at "Transactions of the Indian Institute of Metals"
DOI: 10.1007/s12666-019-01657-5
Abstract: This work attempts to investigate the effect of flux activation on mechanical and metallurgical properties of modified 9Cr–1Mo steel during activated TIG (A-TIG) welding. Composition-based oxide flux MnO2 was identified to produce a 6-mm-thick square-groove…
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Keywords:
9cr 1mo;
mechanical metallurgical;
tig tig;
steel ... See more keywords
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Published in 2019 at "Applied Surface Science"
DOI: 10.1016/j.apsusc.2019.03.272
Abstract: Abstract In this study, the oxidation and sulfidation characteristics of modified 9Cr 1Mo steels according to Cr-rich M23C6 distributed in grain boundaries in the N2-O2-CO2-SO2 atmosphere at 650 °C were analyzed. The oxidation kinetic was obeyed…
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Keywords:
m23c6;
9cr 1mo;
so2 atmosphere;
characteristics modified ... See more keywords
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Published in 2020 at "Corrosion Science"
DOI: 10.1016/j.corsci.2019.108389
Abstract: Abstract To better understand oxidation and carburisation processes taking place during exposure of 9Cr-1Mo steel experimental samples have been exposed at 600 °C and 620 °C to a CO2 rich atmosphere for various exposure times. Complex multi-elemental…
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Keywords:
oxidation;
dispersion complex;
oxidation front;
9cr 1mo ... See more keywords
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Published in 2019 at "Journal of Nuclear Materials"
DOI: 10.1016/j.jnucmat.2019.01.012
Abstract: Abstract This paper presents results of a comprehensive study on 316L(N) stainless steel (SS) and modified 9Cr-1Mo steel exposed to flowing sodium at 525 °C for 40,000 h in a bi-metallic (BIM) loop. A non-uniform ferrite layer…
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Keywords:
1mo steel;
steel;
9cr 1mo;
316l stainless ... See more keywords
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Published in 2017 at "Materials at High Temperatures"
DOI: 10.1080/09603409.2017.1308084
Abstract: Abstract Accuracy in the estimation of low cycle fatigue life of modified 9Cr-1Mo steel notched specimen by different analytical methods such as linear rule, Neuber’s rule, strain energy density method and numerical method such as…
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Keywords:
fatigue life;
notched specimens;
1mo steel;
9cr 1mo ... See more keywords
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Published in 2018 at "Materials at High Temperatures"
DOI: 10.1080/09603409.2017.1389424
Abstract: Abstract The microstructure of the oxide scale and parent metal in ferritic 9Cr–1Mo steel was observed to explore the oxidation and carburisation mechanisms upon exposure to a CO2 gas environment at high temperature and high…
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Keywords:
oxidation;
steel;
co2;
spectroscopy ... See more keywords
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Published in 2019 at "Materials at High Temperatures"
DOI: 10.1080/09603409.2019.1662981
Abstract: ABSTRACT The creep rupture behaviours and microstructural changes of a modified 9Cr-1Mo heat-resistant steel were investigated at 853 K. Analysis of creep results suggests that dislocation climb is the dominant deformation mechanism with true stress…
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Keywords:
9cr 1mo;
1mo heat;
heat resistant;
creep rupture ... See more keywords
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Published in 2023 at "Applied Sciences"
DOI: 10.3390/app13084972
Abstract: Efficient and accurate predictions of creep rupture life are essential for ensuring the integrity of high-temperature components. In this work, a machine learning-based framework is developed for the quick screening of crucial features and accurate…
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Keywords:
machine learning;
life;
creep rupture;
modified 9cr ... See more keywords