Powder coating is a unique technique, it can take abuse, (the drums inside washer drier are also powder coated) Some security doors have no screen, some have nylon screen or perforated sheet metal. If the dead bolt is a common residential hardware it doesn’t add much security.
A three foot pry bar will force the dead bolt to break at no time. However, in most cases the burglar will leave it alone and move to the next house without a security door.
The burglar doesn’t get paid twice for braking two doors. Shapira builders installs security doors