ΔE 14.9, fair: the same colour family, but not a straight swap. Brassy Brass is warmer than Galvanized Steel.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 15). Brassy Brass is warmer than Galvanized Steel.
The same difference applies the other way round: Galvanized Steel is cooler.
ΔE is the colour difference between our two swatch estimates: under about 6 is close, over about 15 is loose. Real paints also differ in finish, coverage and how they thin, so test before you commit.
See Galvanized Steel on the colour wheel See Brassy Brass on the colour wheel
All matches: Galvanized Steel equivalents · Brassy Brass equivalents