1.3.35 黃銅維氏、洛氏、布氏硬度對(duì)照 (表1-48)

表1-48黃銅維氏、洛氏、布氏硬度對(duì)照維氏洛氏布氏維氏洛氏布氏HVHRBHRFHR15THR30THR45THB10/500HVHRBHRFHR15THR30THR45THB10/50045　40.0　　　4212067.095.5　61.041.01064647　43.045.0　　　434412212468.069.096.096.583.062.062.542.043.01081104849　47.049.053.554.5　　4546 ......（本文共 1937 字 ）     [閱讀本文] >>