The Rockwell Hardness Scale & Kitchen Knives
2020-6-26u2002·u2002In different terms, the Rockwell hardness scale tests will show you how strong the knife blade is for any particular kitchen knife, and that number is often stamped or printed on the blade or handle. Typically, the Type C numbers for kitchen knives range between 52 and 60. Therefore, the measurement would be somewhere within HRC52-HRC60 ...
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