UK Calibrations can now supply a full range of standard test blocks supplied with a UKAS accredited calibration certificate. If your requirements are not covered by our standard range, We can also supply custom made reference hardness blocks from material you supply.
| Scale | Scale Range | Certification | ||
| Rockwell (HR) | A,B,C,D,E,F,G,H,K,L M,N,P,R,S,T,W,X,Y |
ISO 6508-3, ASTM E18 | ||
| Vickers (HV) | 0.010 - 100 | ISO 6507-3, ASTM E384 | ||
| Knoop (HK) | 0.010 - 1 | ISO 4545-3 | ||
| Brinell (HB) | 1/1 - 10/3000 | ISO 6506-3, ASTM E10 |
Contact us for more information,
