Microhardness Test Blocks
- Calibrated to ASTM E92 and ASTM E384 Standards
- Mirror Polished Test surface
- Precision Mounted for Complete Stability
- Precision Force and Optical MeasurementISO/IEC 17025 certification includes mean hardness value, load, magnification, five group measured values, repeatability and measurement uncertainty
- Micro Vickers and Knoop micro test block dimensions are1 in (25.4 mm) dia x .5 in (12.7 mm) thick and Macro Vickers block dimensions are 2.38 in (60.4 mm) in diameter x .250 - .350 in (6.35 - 8.89 mm) thick
- Free NIST traceable certificate with every Knoop and Vickers test block