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.
|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|