ER 90S - B3

Chemical Composition Analysis

Type Minimum maximum
C 0.07% 0.12%
Mn 0.40% 0.70%
Si 0.40% 0.70%
S - 0.025%
P - 0.025%
Ni - 0.20%
Cr 2.30% 2.70%
Mo 0.40% 0.65%
Cu - 0.35%