Wilson/Rockwell Hardness Tester

View of Wilson-Rockwell testing machine
View of Wilson-Rockwell Testing Machine


  • Manufacturer: Wilson Instruments, an Instron Company
  • Model: A504R
  • Vertical Capacity: 12 in (305mm)
  • Throat Depth: 6.2 in (158mm)
  • Hardness Parameters: Rockwell Regular Scales
  • Standards Compliance: ASTM E18-05 and EN-ISO 6508
  • Preliminary Test: 10 kg
  • Total Test Force: 60 kg / 100 kg / 150 kg
  • Test Cycle Type: Motorized
  • Calibration: ASTM E18 in B and C Scales


This machine is maintained by Carleton Laboratory management. To reserve this machine, please fill out the equipment reservation request form at least two business days before your usage slot.

For further information contact Adrian Brügger at +1.212.854.3158.


500 W. 120th St., MC4709, 161 Engineering Terrace, New York, NY 10027    212-854-3158              
©2016 Columbia University