Specification
| Description | Range of hardness | Dimension (mm) |
| Rockwell Standardized Block | （28-88)HRA （20-65) HRC（88-100)HRB | 60X10 |
| Superficial Rockwell Standardized Block | (79-91) HR15N | 60X10 |
| （42-80）HR30N | ||
| （20-70）HR45N | ||
| （88-93）HR15T | ||
| （70-82）HR30T | ||
| （55-72）HE45T | ||
| Brinell Standardized Block | (150-600) HBW 10/3000 | 90X15 |
| (150-600) HBW 5/750 | 90X15 | |
| (150-600)HBW 2.5/187.5 |
64X12 | |
| (75-125) HBW 10/1000 |
90X15 | |
| (75-125) HBW 5/250 | 90X15 | |
| (75-125)HBW 2.5/62.5 | 64X12 | |
| Vickers Standardized Block | (150-750)HV5 (150-750)HV10 (150-750)HV30 | 60X10 |
| Micro-Vickers Standardized Block | (200-300) HV0.05 | 25X5 |
| (200-300, 400-500) HV0.1 | ||
| (400-500, 700-800) HV 0.2 | ||
| (400-500, 700-800) HV0.3 | ||
| (700-800) HV0.5/ HV1 | ||
| Leeb Standardized Block | (490-570) HLD (590-670) HLD (750-830) HLD | 90X55 |
| Leeb G model Block | (460-540)HLG (550-630)HLG | 120X70 |
| Hammer-hitting type Brinell Standardized Block | (150-250)HBS5/750 | 12X12X150 |