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Development of slurry erosion prediction model and studying the effect of slurry erosion parameters on erosion of WC10Ni5Cr coated 35CrMo steel
The main objective of this work is to develop the slurry erosion prediction (SEP) model and analyze the optimal conditions of slurry erosion environment such as rotating speed (rpm), impingement angle (degree), slurry concentration (g/cc) and immersion time (min) to minimize the erosion (mass loss) of WC10Ni5Cr coated 35CrMo steel using response surface methodology. The coating was developed using the optimum parameters of high velocity oxy fuel (HVOF) coating process. The design expert software was utilized for the development of SEP model and 3D response surfaces. The SEP model was validated using analysis of variance (ANOVA). The slurry erosion was calculated as mass loss (g) after slurry jet erosion testing for the uncoated and coated steel samples. Results showed that the uncoated and coated 35CrMo steel samples subjected to the rotational speed of 750 rpm, impingement angle of 45°, slurry concentration of 500 g/cc and immersion time of 60 min exhibited minimum mass loss of 0.041 g and 0.0277 g. The WC10Ni5Cr HVOF coating showed 32.43% reduction in erosion of 35CrMo steel samples. These results prove the suitability of WC10Ni5Cr HVOF coating for 35CrMo steel in engineering applications. The SEP model accurately predicted the mass loss of coated and uncoated samples at 95% confidence. The immersion time was observed to be predominant factor influencing the slurry erosion of uncoated and coated steel samples followed by the rotation speed, impact angle and slurry concentration.
Development of slurry erosion prediction model and studying the effect of slurry erosion parameters on erosion of WC10Ni5Cr coated 35CrMo steel
The main objective of this work is to develop the slurry erosion prediction (SEP) model and analyze the optimal conditions of slurry erosion environment such as rotating speed (rpm), impingement angle (degree), slurry concentration (g/cc) and immersion time (min) to minimize the erosion (mass loss) of WC10Ni5Cr coated 35CrMo steel using response surface methodology. The coating was developed using the optimum parameters of high velocity oxy fuel (HVOF) coating process. The design expert software was utilized for the development of SEP model and 3D response surfaces. The SEP model was validated using analysis of variance (ANOVA). The slurry erosion was calculated as mass loss (g) after slurry jet erosion testing for the uncoated and coated steel samples. Results showed that the uncoated and coated 35CrMo steel samples subjected to the rotational speed of 750 rpm, impingement angle of 45°, slurry concentration of 500 g/cc and immersion time of 60 min exhibited minimum mass loss of 0.041 g and 0.0277 g. The WC10Ni5Cr HVOF coating showed 32.43% reduction in erosion of 35CrMo steel samples. These results prove the suitability of WC10Ni5Cr HVOF coating for 35CrMo steel in engineering applications. The SEP model accurately predicted the mass loss of coated and uncoated samples at 95% confidence. The immersion time was observed to be predominant factor influencing the slurry erosion of uncoated and coated steel samples followed by the rotation speed, impact angle and slurry concentration.
Development of slurry erosion prediction model and studying the effect of slurry erosion parameters on erosion of WC10Ni5Cr coated 35CrMo steel
Int J Interact Des Manuf
Raj, Rajendran Pradeep (author) / Thirumalaikumarasamy, Duraisamy (author) / Sonar, Tushar (author) / Ivanov, Mikhail (author)
2025-01-01
20 pages
Article (Journal)
Electronic Resource
English
WC10Ni5Cr coating , 35CrMo steel , High velocity oxy fuel coating process , Response surface methodology , Slurry jet erosion Engineering , Engineering, general , Engineering Design , Mechanical Engineering , Computer-Aided Engineering (CAD, CAE) and Design , Electronics and Microelectronics, Instrumentation , Industrial Design
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