Question

Hall–Petch strengthening: How do we balance grain size with applicability of materials usage? Obviously the grain size affects the usage and turndown ratio of whatever we are working with, so what do we use to determine the best possible balance between strength and efficiency?

Answer 1

\(\Huge\tt\color{#CC0000}W\color{#CD0B00}e\color{#CF1700}l\color{#D12200}c\color{#D32E00}o\color{#D53900}m\color{#D74500}e~\color{#DB5C00}t\color{#DD6800}o~\color{#E17F00}O\color{#E38B00}p\color{#E59600}e\color{#E7A200}n\color{#E9AD00}S\color{#EBB900}t\color{#EDC500}u\color{#EFD000}d\color{#F1DC00}y\color{#F3E700}!\color{#F5F300}!\)
Hmm, can you please explain to me about Hall-Petch equation ?? @millrt2