Defects
In hot rolling, if the temperature of the workpiece is not uniform the flow of the material will occur more in the warmer parts and less in the cooler. If the temperature difference is great enough cracking and tearing can occur.
Read more about this topic: Rolling (metalworking)
Famous quotes containing the word defects:
“We often make use of envenomed praise, that reveals on the rebound, as it were, defects in those praised which we dare not expose any other way.”
—François, Duc De La Rochefoucauld (1613–1680)
“The defects of the mind, like those of the face, grow worse with age.”
—François, Duc De La Rochefoucauld (1613–1680)
“There’s terrific merit in having no sense of humour, no sense of irony, practically no sense of anything at all. If you’re born with these so-called defects you have a very good chance of getting to the top.”
—Peter Cook (b. 1937)