Magnesia-Carbon Refractories There is some confusion which can arise from the term magnesia (MgO) refractory. The American Society for Testing and Materials (ASTM) defines magnesia as ‘a dead-burned refractory material consisting predominantly of crystalline magnesium oxide’, but that is not the terminology used at every place. The terms magnesite, magnesia and MgO are sometimes used inter-changeably …
Read MoreBasic Concepts of Corrosion of Iron and Steel Iron and steel materials in practical use are normally exposed to corrosion in the atmospheric and aqueous environments. Corrosion is the deterioration of these materials by chemical interaction with their environment. It is one of the problems frequently encountered in the present day industrialized society. As per …
Read MoreCorrosion in Carbon Steels As per ISO 8044:2010, ‘corrosion is the physico-chemical interaction between a metal and its environment, which results in changes in the metal’s properties and which may lead to significant functional impairment of the metal, the environment, or the technical system of which they form a part’. Corrosion is seen when there …
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