sinkkinickel

Sinkkinickel is a term found in some technical and trade sources to describe a nickel-based alloy marketed for corrosion resistance in fixtures and industrial equipment. Because there is no universally adopted specification, the exact composition and properties of sinkkinickel vary by producer and region.

Typical composition ranges reported in various sources place nickel as the primary element, often in the 60–85% range, with chromium in the 15–25% range to enhance passivity. Small additions of copper, molybdenum, and iron are common, included to improve strength, tough resistance to chloride environments, and formability. Some formulations may also incorporate trace elements or alternate nickel-chromium balances. The resulting alloys are generally designed to offer good corrosion resistance, ductility, and heat tolerance, while remaining workable through standard fabrication methods.

Manufacturing methods for sinkkinickel follow common nickel-alloy practices, including melting and alloying in electric furnaces, followed by casting or wrought processing. Heat treatment, annealing, and surface finishing are used to achieve desired mechanical properties and surface appearance. Surface finishes may include bright anodic or electroplated coatings, depending on application.

Applications attributed to sinkkinickel include kitchen and bathroom sinks and plumbing fixtures, as well as chemical processing components and decorative hardware where corrosion resistance and aesthetic finish are priorities. Due to nickel content, products marketed as sinkkinickel may require consideration of nickel sensitivity in end users and compliance with applicable safety and consumer-product standards.

See also: nickel, nickel alloy, stainless steel, corrosion-resistant alloys.