Naval Brass

The Conditions Causing Dezincification of Naval Brass and How to Avoid Them

Naval brass is widely used in marine construction due to its durability, corrosion resistance, and suitability to salt and freshwater settings. Brass is a popular material for propeller shafts, turnbuckles, and valve stems as well as many other marine fittings. However, sometimes, due to certain conditions, naval brass may experience dezincification, a kind of dealloying process wherein Zinc is removed from the alloy and leaves behind a copper-rich metal which is more porous. If you’re a boat maker, here’s what you need to know about the signs of dealloying Zinc, factors that can contribute to dezincification, and how you can prevent it. (more…)

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