1.0511
C40; C 40
high-grade steel; unalloyed
Standards and designations
Material group
High-quality engineering steel
AFNOR
AF60C40
AISI/SAE
1040
B.S.
070M40
JIS
S40C
UNS
G10400
Special designations
SAE 1040;
Delivery forms
Flat
Round
C40; C 40
high-grade steel; unalloyed
Standards and designations
Delivery forms