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Brystar Tools

Phase II 900-420 Digital Superficial Rockwell Hardness Tester 900420

Please call for pricing (252) 344-2309

Phase II 900-420 Digital Superficial Rockwell Hardness Tester 900420

Please call for pricing (252) 344-2309
SKU:
900420
Weight:
325.00 LBS
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Product Description

Load Cell, Closed Loop, Superficial Rockwell Hardness Tester!


This digital Superficial 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. Utilizing the guidelines of ASTM E-18, the 900-420 digital Superficial Rockwell hardness tester offers programmable scale conversions, dwell times, statistical capabilities and test counter. Capable of testing in all of the Superficial Rockwell hardness scales.


For full conformance to the latest
E-18 specification, please call (201) 962-7373


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
Major Load 15KGF, 30KGF, 45KGF
Test Force Application Load Cell Closed Loop
Test Force Control Motorized
Results Display Hi Def LCD Digital Readout
Resolution 0.1HR
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- HRN test Blocks
  • 3- HRT Test Block
  • Test Table 5.87” (150mm)
  • Flat Anvil 2.5” (63mm)
  • Std. V- Anvil
  • Dust Cover
  • Accessory Case


Scale Symbol Indentor Type Preliminary Force N (kgf) Total Force N (kgf) Similar to A C and D scales but for thinner gage material

Typical Applications
15N Spheroconical Diamond 29.42 (3) 147.1 (15)  
30N Spheroconical Diamond 29.42 (3) 294.2 (30)  
45N Spheroconical Diamond 29.42 (3) 441.3 (45)  
15T 1/16” Carbide Ball 29.42 (3) 147.1 (15) Similar to B, F and G scales but for thinner gage material.
30T 1/16” Carbide Ball 29.42 (3) 294.2 (30)  
45T 1/16” Carbide Ball 29.42 (3) 441.3 (45)  
15W 1/8” Carbide Ball 29.42 (3) 147.1 (15) Very Soft Material
30W 1/8” Carbide Ball 29.42 (3) 294.2 (30)  
45W 1/8” Carbide Ball 29.42 (3) 441.3 (45)  
15X ¼” Carbide Ball 29.42 (3) 147.1 (15)  
30X ¼” Carbide Ball 29.42 (3) 294.2 (30)  
45X ¼” Carbide Ball 29.42 (3) 441.3 (45)  
15Y ½” Carbide Ball 29.42 (3) 147.1 (15)  
30Y ½” Carbide Ball 29.42 (3) 294.2 (30)  
45Y ½” Carbide Ball 29.42 (3) 441.3 (45)  

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