23
/
en
AIzaSyAYiBZKx7MnpbEhh9jyipgxe19OcubqV5w
April 15, 2020
Create
Public Timelines
Library
FAQ
For education
Cabinet
For educational institutions
For teachers
For students/pupils
Download
Export
Duplicate
Embed
Edit
3 views
0
0
MN ASM History Last 100 years
Created by
Larry Hanke
⟶ Updated 1 months ago ⟶
List of edits
Comments
Events
"Season cracking" recognized as SCC
Beach marks first described as crack front markings
Internal "flakes" and "fisheyes" observed macroscopically
First use of the term "fractography"
Microscopic striations first reported on Al alloy fatigue fracture surfaces
TEM studies of cleavage, dimpled, and fatigue fracture surfaces
"La Microfractographie" published
TEM studies of Al SCC fracture surfaces
TEM studies of hydrogen embrittlement and stainless steel SCC fracture surfaces
TEM studies of brittle fractures in normally ductile materials
TEM comparisons of fatigue fracture surfaces generated in air and vacuum environments
Fractography first addressed in ASM Metals Handbook (Vol 9, 8th Edition)
First commercial SEM: Cambridge "Stereoscan"
Engel Metallurgical Founded
MEE Founded
Crane Engineering Founded
Hitchcock Industries (CPP Minneapolis) Founded
Dick Kielty Graduates College
