Hardening and characterization of 0.45%C steels using clay/water media as quenchants were investigated. Different weight percent of clay was added to water to form clay/water quenching media and water was equally use as the control. The steel specimens were heated to the austenizing temperature and quenched in these liquid media. The specific latent heat of vapourization of the liquid media, hardness value, impact energy, yield strength and tensile strength of the specimen were analyzed. The morphologies of the as-quenched steels were observed by using SEM. The results revealed that addition of 2-4wt% clay to water gives the best mechanical properties. This may probably be due to a uniform release of thermal energy in form of latent heat of vapourization across the dimension of the specimen and prevention of the oxide film formation on the surface of the workpiece. However, further addition of clay greater than 4% result to decrease in the mechanical properties of the specimen tested. The specific latent heat of vapourization decreases as the weight fraction of clay in water increases. Results from the microstructural examination indicate predominantly formation of martensite and retained austenite phases.
Published in | International Journal of Materials Science and Applications (Volume 4, Issue 1) |
DOI | 10.11648/j.ijmsa.20150401.21 |
Page(s) | 59-64 |
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This is an Open Access article, distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution and reproduction in any medium or format, provided the original work is properly cited. |
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Copyright © The Author(s), 2015. Published by Science Publishing Group |
Clay, 0.45%C Steel, Water, Microstructures and Mechanical Properties
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APA Style
Oghenevweta Erhuvwu Joseph, Asuke Ferdinand. (2015). Hardening and Characterisation of 0.45%C Steel Using Clay/Water Media as Quenchant. International Journal of Materials Science and Applications, 4(1), 59-64. https://doi.org/10.11648/j.ijmsa.20150401.21
ACS Style
Oghenevweta Erhuvwu Joseph; Asuke Ferdinand. Hardening and Characterisation of 0.45%C Steel Using Clay/Water Media as Quenchant. Int. J. Mater. Sci. Appl. 2015, 4(1), 59-64. doi: 10.11648/j.ijmsa.20150401.21
AMA Style
Oghenevweta Erhuvwu Joseph, Asuke Ferdinand. Hardening and Characterisation of 0.45%C Steel Using Clay/Water Media as Quenchant. Int J Mater Sci Appl. 2015;4(1):59-64. doi: 10.11648/j.ijmsa.20150401.21
@article{10.11648/j.ijmsa.20150401.21, author = {Oghenevweta Erhuvwu Joseph and Asuke Ferdinand}, title = {Hardening and Characterisation of 0.45%C Steel Using Clay/Water Media as Quenchant}, journal = {International Journal of Materials Science and Applications}, volume = {4}, number = {1}, pages = {59-64}, doi = {10.11648/j.ijmsa.20150401.21}, url = {https://doi.org/10.11648/j.ijmsa.20150401.21}, eprint = {https://article.sciencepublishinggroup.com/pdf/10.11648.j.ijmsa.20150401.21}, abstract = {Hardening and characterization of 0.45%C steels using clay/water media as quenchants were investigated. Different weight percent of clay was added to water to form clay/water quenching media and water was equally use as the control. The steel specimens were heated to the austenizing temperature and quenched in these liquid media. The specific latent heat of vapourization of the liquid media, hardness value, impact energy, yield strength and tensile strength of the specimen were analyzed. The morphologies of the as-quenched steels were observed by using SEM. The results revealed that addition of 2-4wt% clay to water gives the best mechanical properties. This may probably be due to a uniform release of thermal energy in form of latent heat of vapourization across the dimension of the specimen and prevention of the oxide film formation on the surface of the workpiece. However, further addition of clay greater than 4% result to decrease in the mechanical properties of the specimen tested. The specific latent heat of vapourization decreases as the weight fraction of clay in water increases. Results from the microstructural examination indicate predominantly formation of martensite and retained austenite phases.}, year = {2015} }
TY - JOUR T1 - Hardening and Characterisation of 0.45%C Steel Using Clay/Water Media as Quenchant AU - Oghenevweta Erhuvwu Joseph AU - Asuke Ferdinand Y1 - 2015/02/11 PY - 2015 N1 - https://doi.org/10.11648/j.ijmsa.20150401.21 DO - 10.11648/j.ijmsa.20150401.21 T2 - International Journal of Materials Science and Applications JF - International Journal of Materials Science and Applications JO - International Journal of Materials Science and Applications SP - 59 EP - 64 PB - Science Publishing Group SN - 2327-2643 UR - https://doi.org/10.11648/j.ijmsa.20150401.21 AB - Hardening and characterization of 0.45%C steels using clay/water media as quenchants were investigated. Different weight percent of clay was added to water to form clay/water quenching media and water was equally use as the control. The steel specimens were heated to the austenizing temperature and quenched in these liquid media. The specific latent heat of vapourization of the liquid media, hardness value, impact energy, yield strength and tensile strength of the specimen were analyzed. The morphologies of the as-quenched steels were observed by using SEM. The results revealed that addition of 2-4wt% clay to water gives the best mechanical properties. This may probably be due to a uniform release of thermal energy in form of latent heat of vapourization across the dimension of the specimen and prevention of the oxide film formation on the surface of the workpiece. However, further addition of clay greater than 4% result to decrease in the mechanical properties of the specimen tested. The specific latent heat of vapourization decreases as the weight fraction of clay in water increases. Results from the microstructural examination indicate predominantly formation of martensite and retained austenite phases. VL - 4 IS - 1 ER -