Scabs On Rolled Steel Products
Scabs are irregularly shaped, flattened protrusions caused by splash, boiling or other problems from teeming, casting, or conditioning.They are commonly mistaken for Slivers shearing and rolled in scale.
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Seams On Rolled Steel Products
Seams are longitudinal voids opening radially from the bar section in a very straight line without the presence of deformed material adjacent. They are most frequently encountered of all imperfections/ defects due to so many possible causes.