ASTM-B556 › Standard Guide for Measurement of Thin Chromium Coatings by Spot Test
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1.1 This guide covers the use of the spot test for the measurement of thicknesses of electrodeposited chromium coatings over nickel and stainless steel with an accuracy of about ±20 % (Section 9). It is applicable to thicknesses up to 1.2 μm.2
1.2 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.
ICS Number Code 25.220.40 (Metallic coatings)
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1990 R13 EDITION
Dec. 15, 2013