MT455
Special Topics in Metal Forming
High velocity forming – comparison with conventional forming –
Explosive forming - explosives – detonation velocity of explosives – energy transfer media – safety circuit – process parameters – application of explosive forming
Petro forge system – rubber pad forming – electro magnetic forming coil requirements – effect of work piece dimensions and conductivity - applications – electro hydraulic forming – types of electrodes – applications
Superplastic forming – superplasticity – definition - components – mechanism of superplastic deformation – diffusion bonding – superplastic forming and diffusion bonding – methods of forming -
Severe plastic deformation – ECAP -types- microstructural variations with processing route – cryo rolling – process- types – stress strain distribution
Severe plastic deformation by mechanical alloying – types – equipment – compaction – sintering – mechanism of sintering
TEXT BOOKS
1.Hosford W.F and Caddell, ‘ Metal forming mechanics and metallurgy” Prentice Hall, 1983
2. Explosive forming process and techniques – A.A.Ezra, Prentice Hall, 1980
REFERENCES
1. ASM metals Handbook, Volume 5, 1984
2. Padmanabhan K A and G.J.Davis, Superplasticity, Springer Verlag, Berlin Heidberg, NY, 1980.