Features:
l Conforms to National standard " calibration of hardness reference blocks"
l Our company is the only standard hardness value delivery enterprise that is authorized by the General Administration of Quality Supervision, Inspection and Quarantine of the P.R.C.
l High homogenization and nice repeatability
Description | Range of hardness | Dimensions (mm) | Weight (kg) |
Brinell standardized block | 200±50HBS;100±25HBS | 100 x 80 x 16 | 1 |
Rockwell standardized block | 80-88HRA; 85-95HRB 60-70HRC | 60 x 40 x 10 | 0.19 |
Vickers standardized block | 200±25HV5; 450±50HV5 | 60 x 40 x 10 | 0.19 |
Superficial Rockwell standardized block | 89-91HR15N; 42-50HR30N | 60 x 40 x 10 | 0.19 |
Portable Brinell standardized block | 200±50HBS | 75 x 75 x 22 | 1 |
Hammer-hitting type Brinell standardized block | 175-225HBS | 150 x 12 x 12 | 0.17 |
Micro-Vickers standardized block | 200-300HV0.05; 200-300HV0.1 400-500HV0.1; 400-500HV0.2 700-800HV0.2; 700-800HV0.5 700-800HV1 | Φ25 x 5 | 0.03 |
Leeb standardized block | 790±40HLD | Φ90 x 55 | 2.7 |
Shore standardized block | 95±4HSD; 60±4HSD 30±4HSD | 65 x 52 x 15 | 0.39 |
Readout Microscope 
Indenters for All Kinds of Hardness Testers 
Model HUS-250 Universal Hardness Tester 