ロックウェル硬さ
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Meanings
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Rockwell hardness
A measure of material hardness determined by the depth of indentation under a specific load, commonly used in engineering and materials science.
The Rockwell hardness of this steel is HRC60.
Rockwell hardness
A measure of material hardness determined by the depth of indentation under a specific load, commonly used in engineering and materials science.
The Rockwell hardness of this steel is HRC60.