This digital Rockwell hardness tester follows the Rockwell hardness test principle, and complies with relevant regulations of ISO6508, and ASTM E18 standards.
The digital portable hardness tester is mainly applied to test too large or heavy iron and steel parts for the desk testers.
This digital hardness tester is also used to test the hardness of steel parts, bearings, moulds; large and medium-sized heating parts.
Initial Test Force: 10kgf
Total Test Force: 60 kgf, 100 kgf, 150 kgf
Testing Range: 20~88HRA, 20~100 HRB, 20~70 HRC
Testing Resolution: 0.1 HR
Indication Error: Comply with ISO 6508and ASTM E18 standards
Repeatability Error: Comply with ISO 6508and ASTM E18 standards
Test Force Error: ≤ ± 1%
Operating Temperature: 0 ~50℃
Dimension: Flat :Area ≥ 195mm x 60 mm, Thickness:≥ 5 mm
Cylinder:Diameter ≥ 60 mm Length ≥ 200 mm, thickness ≥ 8 mm