Rockwell Hardness Testers

Rockwell hardness tester

The hardness testers of the ZHR product family cover the following methods:

Contact us

Name
Email
Company Name
Town / City
Country
Telephone
Product of interest?
Spam prevention
captcha
Reload
 
  • Rockwell Plastics (LKP) according to ISO 2039-2 and ASTM D785 (A & B)
  • Classical Rockwell methods (ZHR4150) according to ISO 6508 and ASTM E 18 Pre-load: 10 kg. Test load: 60, 100,150 kg Scales: A B C D E F G H K L M P R S T V
  • Superficial Rockwell (ZHR4045) according to ISO 6508 and ASTM E 18 Pre-load: 3 kg. Test load: 15, 30, 45 kg Scales: N T W X Y
  • Universal Rockwell (ZHR8150) according to ISO 6508 and ASTM E 18 Pre-load: 3, 10 kg. Test load: 15, 30, 45, 60, 100, 150 kg Scales: A B C D E F G H K L M N P R S T V W X Y

Special characteristics

  • Friction-free dead-weights
  • Nose mounted indenter allows access to awkward to reach test points
  • Extended range of applications by means of free-standing indentor
  • Fully automatic testing cycle and automatic conversion to alternative scales eliminates operator influence on the test results
  • High level of test result reproducibility
  • Robust construction with a play free screw spindle running on ball-bearings
  • Workspace up to 250 mm high enables large workpieces to be tested
  • Visual and audible signals when specified tolerance exceeded and during pre-load setting
  • Full range of standard accessories
  • RS232 interface as standard
  • Special purpose component fixtures to suit individual customer requirements

Indentor fixturing enables hardness tests on measuring locations that are difficult to access to:

rockwell hardness tester features

Measuring of the inner contact surface of a cardan shaft driver
Measuring of the inner contact surface of a bearings outer ring with 23 mm diameter
Measuring of the contact surface of a high-strength screw
Preparation to measure inside of a gear box part