Active standard | Published: 01/11/2020

ASTM B343-92a(2020)

Standard Practice for Preparation of Nickel for Electroplating with Nickel (Includes all amendments and changes 12/4/2020).

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Detail information

Designation: ASTM B343-92a(2020)

Publication date: 01/11/2020

Pages: 3

Country: American technical standard

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Anotation

This practice summarizes well-known, generally practical methods for producing adherent electrodeposits of nickel on nickel. The types of nickel for which an overplate of nickel may be desired are dull nickel, semi-bright nickel, bright nickel, and nickel strike. The following cleaning treatments may be used for all conditions and types of electrodeposited nickel: degreasing and electrolytic alkaline cleaning. The procedures should be used for etching or activating the nickel surface are the following: anodic treatment in concentrated sulfuric acid; anodic etching in sulfuric acid; anodic etching in watts-type bath; acid-nickel chloride treatment; etching by acid immersion; electropolishing treatment; and cathodic treatment.

Keywords:
ICS Number Code 77.150.40 (Nickel and chromium products)

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