There are generally two types of grade for this metal, AB1 and AB2. Both have excellent resistance to Corrosion and Oxidation and wear by sea water due to their superior mechanical properties. These alloys are anti-fouling self water corrosion resistant parts, and are generally used in Marine hardware components for Pumps, Fluid Control Valve, deck and underwater fittings Propellers, Gear Blanks, deep drawing Dies, non-sparking tools, Pickling Equipment and Worm Wheels.