品名規格尺寸(單位:毫米) 洛氏硬度塊[圖](28-88)HRA 60 10 (20-65)HRC (88-100)HRB 表洛氏硬度塊[圖](79-91)HR15N 60 10 (42-80)HR30N (20-70)HR45N (88-93)HR15T (70-82)HR30T (55-72)HE45T 布氏硬度塊[圖](150-600)HBW10/3000 90 15 (150-600)HBW5/750 (150-600)HBW2.5/187.5 64 12 (75-125)HBW10/1000 90 15 (75-125)HBW5/250 (75-125)HBW2.5/62.5 64 12 垂擊布氏條[圖](150-250)HBS5/75012 12 150 維氏硬度塊[圖](150-750)HV5 60 10 (150-750)HV10 (150-750)HV30 顯微硬度塊[圖](200-300)HV0.05 25 5 (200-300)HV0.1 (400-500)HV0.1 (400-500)HV0.2 (700-800)HV0.2 (400-500)HV0.3 (700-800)HV0.3 (700-800)HV0.5 (700-800)HV1 里氏硬度塊[圖](490-570)HLD 90 55 (590-670)HLD (750-830)HLD 里氏G型塊[圖](460-540)HLG 120 70 (550-630)HLG