From: Exploration of coating alternatives for the protection of bare steel and brass in scientific-technical artefacts
C
Si
Mn
P
S
Cr
Ni
Al
Cu
Fe
0.026 ± 0.001
< 0.03
0.15
0.014 ± 0.001
0.026 ± 0.0003
0.019 ± 0.001
0.036 ± 0.001
0.038 ± 0.001
Balance