洛氏、布氏硬度对照表洛氏、布氏硬度对照表HRCHBHRCHBHRCHB5150139.53652826950.54943936027.52665048838.53552726349.54813835026.52604947437.53452625748.54683734125.52544846136.53362525147.54553633224.52484744935.53272424546.54423532323.52424643634.53182324045.54303431422.52374542433.53102223444...