<abstract xmlns="http://www.w3.org/1999/xhtml"><p>Al-Mg-Mn-Sc-Zr alloy plates of 5mm thick were welded successfully using Friction stir welding (FSW). Three-factor five-level central composite design was adopted for experimentation. Response surface methodology (RSM) was employed to construct a mathematical regression model. Optimization of FSW process parameters obtained by using response surface plots for maximize hardness, tensile strength, %elongation, impact strength and bending strength, the results were validated with confirmation tests at identified optimum conditions.</p></abstract>

Al-Mg-Mn-Sc-Zr alloy plates of 5mm thick were welded successfully using Friction stir welding (FSW). Three-factor five-level central composite design was adopted for experimentation. Response surface methodology (RSM) was employed to construct a mathematical regression model. Optimization of FSW process parameters obtained by using response surface plots for maximize hardness, tensile strength, %elongation, impact strength and bending strength, the results were validated with confirmation tests at identified optimum conditions.

Optimization of Process Parameters for FSW of Al-Mg-Mn-Sc-Zr Alloy Using CCD And RSM

Strojnícky časopis - Journal of Mechanical Engineering

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Al-Mg-Mn-Sc-Zr alloy plates of 5mm thick were welded successfully using Friction stir welding (FSW). Three-factor five-level central composite design was...

Optimization of Process Parameters for FSW of Al-Mg-Mn-Sc-Zr Alloy Using CCD And RSM

Published Online: Dec 06, 2018

Page range: 195 - 224

DOI: https://doi.org/10.2478/scjme-2018-0035

Keywords
Al-Mg-Mn-Sc-Zr alloy, friction stir welding, central composite design, Response surface methodology, mechanical properties

© 2018 Mallipudi Srinivasa Rao, Nallu Ramanaiah, published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Optimization of Process Parameters for FSW of Al-Mg-Mn-Sc-Zr Alloy Using CCD And RSM

Published Online: Dec 06, 2018

Page range: 195 - 224

DOI: https://doi.org/10.2478/scjme-2018-0035

KeywordsAl-Mg-Mn-Sc-Zr alloy, friction stir welding, central composite design, Response surface methodology, mechanical properties

© 2018 Mallipudi Srinivasa Rao, Nallu Ramanaiah, published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Keywords
Al-Mg-Mn-Sc-Zr alloy, friction stir welding, central composite design, Response surface methodology, mechanical properties