洛氏硬度 hrc的相關文章
HBW Conversion Chart, Brinell Hardness, HRC, Rockwell Hardness

HBW Conversion Chart, Brinell Hardness, HRC, Rockwell Hardness

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日期:2025-06-10
1 Brinell impression diameters and hardness numbers derived from ASTM E10; conversion to Rockwell and Vickers hardness numbers derived from ASTM E140; approximate tensile strength derived from test records and various published tables....看更多