DR 99379
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Methods of test for metallic and related coatings Method 2.3: Tests for average coating mass per unit area or for thickness - Hydrogen evolution method for zinc coatings
06-30-2017
07-29-1999
Proposes the hydrogen evolution method for the determination of the average mass per unit area, or thickness, of zinc coatings on steel. The test requires the use of apparatus to measure the volume of hydrogen liberated resulting from the dissolution of the coating.
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