Both chrome nickel hardware and blued nickel hardware hardware can keep its integrity and finish indefinitely. Nickel for fly rod hardware is either machined from 18% nickel or 12% nickel. Nickel is highly corrosion resistant and certain grades when polished have a more bronzy luster to a more highly chrome luster. Nickel silver is named for its silvery appearance, but contains no elemental silver unless plated. Other common names for this alloy are German silver, paktong, new silver and alpacca (or alpaca). A form of German silver was invented in Birmingham, England in 1832. Nickel Silver was (and still is) widely used for the commercial production of industrial components, marine grade hardware, housewares, flatware and cutlery, and as the metal substrate for silver-plated goods, hence the term EPNS = Electro-Plated Nickel Silver. Nickel Silver was formerly widely used in costume jewelry and as the substrate for silver and gold plated jewelry. Due to the high propensity of nicke...