Corrosion resistance of zinc-nickel plated U-O.75 Ti
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Corrosion resistance of zinc-nickel plated U-O.75 Ti by J. W Dini

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Published by Dept. of Energy, Sandia Laboratories, for sale by the National Technical Information Service] in Albuquerque, N. M, [Springfield, Va .
Written in English


  • Uranium -- Corrosion,
  • Zinc plating,
  • Plating baths

Book details:

Edition Notes

StatementJ.W. Dini and H. R. Johnson, Materials Development Division I 8312, Sandia Laboratories ; prepared by Sandia Laboratories for the United States Department of Energy under contract DE-AC04-76DP00789
SeriesSAND ; 79-8041
ContributionsJohnson, H. R., joint authors, United States. Dept. of Energy, Sandia Laboratories. Materials Development Division I
The Physical Object
Pagination26 p. :
Number of Pages26
ID Numbers
Open LibraryOL14883604M

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Corrosion resistance of zinc-nickel plated U-O. 75 Ti Technical Report Dini, J W ; Johnson, H R As part of a program for the US Army directed at improving the corrosion performance of U Ti, specimens were coated with Zn Ni alloy electroplate and then subjected to various corrosion tests.   Zinc Nickel plating. In today’s age, corrosion resistance coatings are more important than ever. Over the years zinc plating has been the staple for an inexpensive protective coating on steel parts, but in the automotive world the corrosion resistant standards have skyrocketed. Alkaline zinc-nickel was selected to replace alkaline zinc. Anchors, cleats and bolts are exposed to the elements in harsh environments along highways and near seashores. Zinc-nickel coatings with iridescent chromate coatings increased corrosion resistance from to . Zinc Nickel Alloy Plating often specified as ASTM B or AMS provides exceptional corrosion resistance on steel out performing zinc or electro-galvanized plating and has comparable corrosion protection to cadmium. Zinc Nickel out performs other zinc alloys for corrosion protection at elevated temperatures of F and is capable of

Zinc-nickel (% nickel) 8 µm thickness. Neutral salt spray. performance: The coating is suitable for parts that are formed or crimped after plating, the zinc nickel giving good corrosion protection (sacrificial) even if forming is severe enough to cause cracking of the deposit. Zinc-nickel provides a high level of corrosion protection in the harshest environments, including exposure to salt, sand and various fuels and fluids. Zinc-nickel’s high corrosion resistance and hard wearing protection make it most popular in the automotive and aerospace industries. Easily powder-coated, it’s well-suited for fabrications. In fact, zinc-nickel is a top choice for corrosion protection in the automotive industry. Electroless Plating. Electroless plating is an electroplating derivative that does not require the use of an electrical current. Instead, deposition occurs via an autocatalytic chemical reaction. Corrosion & Corrosion Resistance Galvanic Corrosion The issue of corrosion poses an extreme concern in design. One 4 The plating on the fastener is rapidly consumed, leaving the bare fastener metal. 5 Corrosion of the fastener is increased by the base metal.

Conventional Zn galvanizing of U Ti results in nonuniform coatings and reduced elongation because of thermal aging of the surface of the U-Ti. A lower melting material which would give sacrificial galvanic protection to the U-Ti was found in the Sn-Zn alloy system. The present work describes. As part of a program for the US Army directed at improving the corrosion performance of U Ti, specimens were coated with Zn Ni alloy electroplate and then subjected to various corrosion tests.   Nickel plating is a type of electroplating in which a thin layer of nickel is applied on the surface of a substrate. Here, we can apply the nickel layer as a decorative coating as well. Moreover, nickel plating provides corrosion resistance and wear resistance. Also, we can use this method to build up worn parts of objects. Alkaline Zinc Nickel Baths ABOVE: The automotive, agricultural equipment and other durable goods industries continue to focus heavily on zinc nickel plated deposits. PLATING In the deposition of the zinc nickel layer in an alkaline zinc nickel bath, corrosion protection is related, in part, to the percentage of nickel in the deposit.