If you’re looking at an urban bench and asking whether the steel is galvanized or just painted, the honest answer depends on the bench itself. But you can usually tell by checking the finish closely.
Most decent city benches use galvanized steel as the base layer, then add paint or powder coating on top. Galvanizing leaves a zinc coating that protects the steel even when the outer paint gets scratched. A bench that is only painted relies on the paint film alone. Once that paint chips or cracks, moisture reaches the bare steel and rust starts quickly.
To tell the difference, find a scratch, edge, bolt hole, or hidden underside. If the base metal looks silver-gray, dull, or has a faint crystalline pattern, that is likely galvanizing. If a scratch shows reddish-brown rust fast or the coating flakes away to dark bare steel, the bench was probably just painted.
Powder coating over galvanized steel often feels thicker and slightly textured, like a fine orange peel. Plain wet paint tends to feel smoother but chips more easily. Check joints and footings too, because those areas fail first on painted steel.
So for your bench: if it is a modern municipal model from a quality brand, it’s probably galvanized first and then powder coated. If it’s a low-budget bench or an older repainted one, it may only be painted. When in doubt, look for a small unpainted spot—galvanized steel will still show a zinc-gray layer rather than raw rusting steel.