GB/T 4956-2003
AbolishedNon-magnetic coatings on magnetic substrates--Measurement of coating thickness--Magnetic method
磁性基体上非磁性覆盖层 覆盖层厚度测量 磁性法
Application Summary AI generated
This standard specifies the magnetic method for measuring the thickness of non-magnetic coatings applied to magnetic substrates. It is primarily used in manufacturing and quality control contexts, such as verifying paint, plating, or enamel thickness on steel or iron components. The method is applied across industries including automotive, aerospace, and general metal fabrication to ensure coating compliance with specifications.
Related Standards
GB/T 9792-2003
Conversion coatings on metallic materials--Determination of coating mass per unit area--Gravimetric methods
GB/T 19355-2003
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GB/T 19356-2003
Thermal spraying--Powders--Composition and technical supply conditions
GB/T 19353-2003
Vitreous and porcelain enamels--Corrosion tests in closed systems
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Vitreous and porcelain enamels for aluminium--Determination of the adhesion of enamels on aluminium under the action of electrolytic solution (spall test)
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Chromate conversion coatings on zinc，cadmium，aluminium-zinc alloys and zinc-aluminium alloys--Test methods
GB/T 4957-2003
Non-conductive coatings on non-magnetic basis metals--Measurement of coating thickness--Eddy current
GB/T 19352.1-2003
Thermal spraying--Quality requirements of thermally sprayed structures--Part 1:Guidance for selection and use
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