The heterogeneous or composite nature of the thermal spray deposit can make choosing a
metallographic preparation process very difficult. Hard vs. soft phases, brittle ceramics, and …

Thermally-sprayed coatings are applied to various materials to provide protection for beat-
loaded parts as well as corrosion and wear. They also serve as a thermal barrier to reduce …

The metallographic process for evaluating thermally sprayed coatings is sometimes viewed
as a variable process in the scope of coating evaluation. There is always a question as to …

In order to properly characterize the entire deposition process, evaluation of the coating,
including a reliable metallographic preparation technique which reveals the true …

If the microstructure of thermally sprayed coatings is to be accurately evaluated, proper
metallographic specimen preparation techniques need to be utilized to reveal the true …

This article is the third in a series of articles dealing with the metallographic preparation and
evaluation of thermal spray coatings. Previously, critical parameters and best practices for …

Metallographic examination is a critical step in the assessment of thermal spray coating
characteristics. This article discusses the major steps involved in metallographic …

The primary objective of metallographic examinations of thermally sprayed coatings is to
reveal the constituents and structure of the coatings and substrates by means of the …