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General engineering steels
Stainless steels
Superalloys
Tool steels
Aluminum alloys
Titanium alloys
A&D Grade
Specifications
Chemical Composition
Mechanical properties
European standard
USA
Common designation
Heat
treatment
UTS
(N/mm²)
0,2% YS
(N/mm²)
A
(%)
A&D Grade
Specifications
Main Standards
European standard
USA
Common designation
AIR
AECMA
NF-EN/NF-EN-ISO/NF-A
WL
BS
AMS
ASTM
SUS
JIS
Standard
Standard
Symbol
Numerical
Standard
Standard
Standard
Grade
Standard
Standard
Standard
A&D Grade
Specifications
Mechanical properties
European standard
USA
Common designation
Heat
treatment
UTS
(N/mm²)
0,2% YS
(N/mm²)
A
(%)
KCU
(J/cm²)
KV
(J)
KV -40°C
(J)
KV -60°C
(J)
Hardness
HV
Hardness
HRC
A&D Grade
Specifications
Chemical composition
European standard
USA
Common designation
Key to heat treatment symbols
Solution treated
H
Annealed
R
Thermo-mechanical treatment
TM
Quenched and tempered
T+RV
Sub-zero treatment
F
Solution treated and aged
H+V