Re: "Brass props"

[jw-in-dixie]

Back in the previous century Naval brass was used in a lot of screws. .02

Naval brass is the classic marine, high-strength and corrosion-resistant alloy containing 60 percent copper, .75 percent tin and 39.2 percent zinc. It is widely used in marine construction where strong, corrosive-resistant and hard material is required and is suitable for both salt and fresh water applications.