Phase2Plus

  • 21 Industrial Ave.
  • Upper Saddle River, NJ 07458
  • Phone: 201-962-7373
  • Toll Free: 800-526-9087
  • Fax: 201-962-8353

Digital TWIN Rockwell/Superficial Rockwell Hardness Tester

Load Cell, Closed Loop, TWIN Rockwell Hardness Tester! Cast Iron Body! w/Touch Screen Functions
Model No. 900-440

Features: Model No. 900-440 TWIN Rockwell/Superficial Rockwell Hardness Tester


This digital Rockwell hardness tester with fully automated load/unload procedures affords highly sensitive and accurate readings. Micro computer controlled Touch Screen with USB output to flash drive. The 900-440 digital Rockwell hardness tester offers programmable scale conversions, dwell times, statistical capabilities and test counter.

Capable of testing in all of the regular Rockwell and Superficial Rockwell hardness scales.


Direct Loading Method With Load-Cell Instead Of Dead Weight System. High Speed Test Cycle and Extremely Accurate Loading Control


  • Automatic conversions to HB, HV, Popular Rockwell Scales
  • Touch Screen selectable system
  • Upper/Lower Limit Settings

  • Test resolution: 0.01HR Rockwell unit;
  • Operation temperature: 50° - 95°F (10ᵒC~35ᵒC)
  • Ambient environment: clean, no vibration, no strong magnetic field, and no corrosive medium;
  • Power supply: single phase, AC, 110-220 with manual change, 50~60Hz, 4A;

Minor Load 3kgf / 10 Kgf
Major Load 60 Kgf, 100 Kgf, 150 KGF, 15KGF, 30KGF, 45KGF
Test Force Application Load Cell Closed Loop
Test Force Control Motorized
Results Display Hi Def LCD Digital Readout
Resolution 0.01HR
Vertical Capacity 8.0”
Throat Depth 7.8”
Height 22”
Width 8”
Depth 31”
Weight 175 lbs

Accessories: Included

    C-scale Diamond Indenter
  • 1/16” Ball Indenter
  • 2- HRC test Blocks
  • 1- HRB Test Block
  • 1-HRN Test Block
  • Test Table 5.87” (150mm)
  • Flat Anvil 2.5” (63mm)
  • Sli. V- Anvil
  • Dust Cover
  • Accessory Case