Properly painted steel wont. But steel wont stay "properly painted" during operation, leading to rust forming between maintenance. Maintenance is also typically

Properly painted steel wont. But steel wont stay "properly painted" during operation, leading to rust forming between maintenance. Maintenance is also typically rushed leading to painting over rust in many cases resulting in more rust sooner. We used to joke about the local ferries being mostly rust and paint, but it wasn't much of a joke to be honest.