ASTM B487-20 specifies a method for measuring metal and oxide Coating thickness by cross-sectional examination using Optical Microscopy. Measurement accuracy up to 0.8 μm is suitable for acceptance testing of Coating thickness. The standard describes the measurement process in detail and emphasizes the need for users to establish appropriate safety and health practices prior to operation. This standard helps ensure Coating thickness meets specification requirements.
This summary is not the original standard text and is for reference only. For accurate information, please obtain it through official channels.
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