The N4 portable hardness tester includes N1A 001 test unit, with spring-sleeve on demand or adjustable test-unit and one of the light metalcast C clamps, with quick release mandrel.
After the load is applied to the indentor, the sample is clamped between the anvil and the testing head. The reading is then taken from the dial-gauge. Use of selectable test load unit (test height reduced to 55 mm, not suitable for N4E).
N1P 000 - for plastic testing, EN ISO 2039-1
N1R 000 - for Rockwell testing, EN ISO 6508-60, 100, 150
N1S 000 - for Super Rockwell testing, EN ISO 6508-15, 30, 45
Test methods: All Rockwell test methods in compliance with EN ISO 6508, ASTM E-18
147 - 1471 N (15 - 150 kgf), exchangeable spring-sleeves.
Non-standard test methods Vickers and Brinell, according to HVD and HBD, are possible in test load range 294 - 1839 N (30 - 187.5 kgf).
Portable hardness tester, 147 - 1840 N (15 - 187.5 kgf)
Span width: 0 - 20/145/235/335 mm
Rockwell EN ISO 6508, ASTM E-18
Plastic test EN ISO 2039
HBD and HVD methods