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Daily Quiz (9)

What happens to carbon steel when it loses its oxide layer, millscale, in the abrasive blasting process?

True or false: It is easier to remove coal tar epoxy than coal tar enamel from a steel substrate.

Among these choices, what is the ideal air pressure at the nozzle for a blaster to achieve optimum productivity from an air abrasive blast system employed to clean and profile carbon steel?

True or false: Carbon steel railroad tank cars carrying crude oil may now require tank linings, where in the past, they went unlined.

Carbon steel is normally terne-coated by what process?

What is the common name of high-strength, low-alloy steel that provides greater resistance to atmospheric corrosion than conventional carbon steel?

What happens to carbon steel when it loses its oxide layer, millscale, in the abrasive blasting process?

What is the critical corrosion temperature range for carbon steel under insulation that a coating must withstand, according to NACE?

What is the most widely used method to prevent corrosion of carbon steel?


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