Names / model | Schmidt Hammer NOVOTEST SH-225 | Schmidt Hammer NOVOTEST SH-75 | Schmidt Hammer NOVOTEST SH-20 |
Measuring range of strength, MPa | 10 – 60 | 10 – 60 | 1 – 25 |
Impact energy, J | 2207 | 735 | 196 |
Minimum thickness of testing object, mm | 70 and more | 50 – 100 | 30 and more |
Measurement accuracy, % | 10 | ||
Hardness value of striker’s working surface, HRC, no less | 60 | ||
Surface roughness of the testing object, Ra um, no worse | 40 | ||
Radius of indenter, mm | 25 | ||
Operating temperature range, ° C | -20 … 50 | ||
Weight, kg, no more | 1 |