__________ is a change in the microstructure of certain carbon steels and 0.5 Mo steels after long
term operation in the 800º F to 1100º F range.
Question No 2
What structure is 304 stainless steel?
Question No 3
_________ is the result of cyclic stress caused by variations in temperature.
Question No 4
General or localized corrosion of carbon steels and other metals caused by dissolved salts, gases,
organic compounds or microbiological activities is called ________.