How to make metal stronger by heat treating, alloying and strain hardening

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The way we process metals strongly influences their mechanical properties. In this video we cover how we can use approaches such as alloying, strain hardening and precipitation hardening to strengthen a metal by modifying it's microstructure.

00:00 Introduction
00:18 Why is this important?
01:33 How can we strengthen a material?
02:04 Solid solution hardening
03:15 Grain size effects
04:47 Strain hardening
05:50 Precipitation hardening
06:40 Solution heat treatment
07:34 Precipitation heat treatment
08:32 Overaging
09:11 Different forms of low alloy steel
10:31 Non-equilibrium phases and structures of steel
11:36 Time-temperature-transformation plots (TTT diagrams)
13:20 Summary

This is a follow up video to a previous one on "How to use phase diagrams and the lever rule to understand metal alloys".
   • How to use phase diagrams and the lev...  

and "How to select the right steel by understanding equilibrium phase diagrams".
   • Why is the carbon content in steel so...  

#Alloying #StrainHardening #HeatTreatment

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