Vertex Engineers & Associates

An ISO 9001:2015 Certified Company

Webster Hardness Tester

Product Description:
  • Webster Hardness Tester is a portable instrument which can perform on-site hardness testing on soft materials. By a quick and easy test, the hardness value can be read out directly with a simple clamp, in accordance with American Standard ASTM B647.
Technical Parameters:
  • Measuring Range : 0-20HW (Equivalent to 20-110 HRE, Model W-20)
  • Resolution : 0.5 HW
  • Accuracy : 0.5 HW
  • Hardness Range in Rockwell scale : 25-110HRE, 58-131HRV
  • Specimen Dimension(mm): Thickness 0.4 – 6; Inner diameter>10