Layer thickness measurements
Thickness control

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R1370 V2 Article

Layer thickness measurements


Thickness control

Author : Robert LÉVY

Publication date: June 10, 2002 | Lire en français

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3. Layer thickness measurements

The term layer thickness is reserved for a layer created from the surface of the product:

  • organic coating, metallic coating obtained by electrolytic, chemical or physical processes;

  • layer obtained by diffusion of a new element on the surface of the product: carburizing with carbon, nitrogen, etc.

3.1 Meaning of measurement

The thickness of coatings is an essential characteristic when the aim is to protect against corrosion; it is the subject of negotiation between manufacturer and user, and very often the thickness of the coating determines the cost of the operation. Standard NF A 91-010 provides precise definitions of minimum...

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