Product Description
| Type | DR-C203 |
| Measuring range | 20-88HRA, 20-100HRB, 20-70HRC |
| Test force | 588, 980, 1471N (60, 100, 150kgf) |
| Max. height of test piece | 165mm |
| Distance from indenter to outer wall | 160mm |
| Rockwell scaleplate | HRA,HRB,HRC,HRD,HRE,HRF,HRG,HRH,HRK |
| Hardness measuring range | HRA:20-88 HRB:20-100 HRC:20-70 HRD:40-77 |
| HRF:60-100 HRG:30-94 HRH:80-100 HRK:40-100 |
| Initial force | 1000kgf (98.07N) |
| Dimensions | 466 x 238 x630mm |
| Weight | Approx. 70kg |
| Accessories | Large flat anvil: 1 pc. Small flat anvil: 1 pc. V-notch anvil: 1 pc. Diamond cone indenter: 1 pc. 1/16" steel ball indenter: 1 pc. Rockwell standardized block: 5pcs. |
Comparison between Universal Rockwell Hardness Tester and Brinell Hardness Tester
Characteristics Rockwell hardness tester Brinell hardness tester
Testing method for measuring indentation depth and indentation diameter
Cone shaped diamond indenter or hard alloy ball
Small load range, suitable for larger loads on harder materials, suitable for softer materials
Testing time is fast and slow
Small indentation size, large indentation size
Application areas: Various hardness metal materials, various metal materials
Advantages: fast, high-precision, multi-scale large indentation, high precision, wide applicability
difference
Measurement principle:
Rockwell hardness tester: Determine hardness by measuring indentation depth.
Brinell hardness tester: Determine hardness by measuring the indentation diameter.
Applicable materials:
Rockwell hardness tester: suitable for metal materials with high hardness, such as quenched and tempered steel, quenched and tempered steel, etc.
Brinell hardness tester: suitable for materials with low or moderate hardness, especially castings, forgings, and non-ferrous metals.
Operational complexity:
Rockwell hardness tester: easy to operate, fast to measure, suitable for rapid testing on production sites.
Brinell hardness tester: The operation is relatively complex, but due to its high accuracy, it is suitable for situations that require precise testing.
Versatile Testing for Diverse ApplicationsDesigned for metallurgical, engineering, foundry, and research laboratory use, this Universal Rockwell and Brinell Hardness Tester supports a wide range of metal specimens, accommodating round samples up to 50 mm and flat samples up to 100 x 150 mm. The tester's broad measuring range and inclusion of essential accessories make it suitable for routine quality control and advanced material research.
Robust Design and User-Friendly OperationFeaturing a sturdy, powder-coated frame that resists corrosion, this machine offers an extended service life in busy industrial environments. The system supports both manual and fully motorized operation, allowing users flexibility according to workspace preferences. Integrated illumination, immediate response times, reliable protection features, and intuitive controls facilitate efficient and safe operation.
FAQ's of Universal Rockwell and Brinell hardness testers:
Q: How are different indenter types used in this hardness tester?
A: This tester supports diamond cone and multiple steel ball indenters (1/16", 2.5mm, 5mm, 10mm), enabling precise Rockwell and Brinell measurements on various materials. Indenter selection is based on the chosen hardness scale and the material being evaluated.
Q: What benefits does fully automatic load and unload provide over manual operation?
A: Fully automatic cycles ensure consistent force application, minimize user variation, and increase throughput, especially when testing up to 50 specimens per batch. However, manual cycles are available for specialized or single-sample testing scenarios.
Q: When and how should the tester be calibrated?
A: Calibration should be performed prior to first use and at regular intervals using the included test blocks and weights. Each unit is supplied with calibration certificates traceable to relevant standards, ensuring ongoing accuracy and compliance.
Q: Where can this universal tester be effectively installed?
A: With a table top mounting design and powder-coated, corrosion-resistant finish, the tester is suitable for installation in workshops, laboratories, and industrial settings with operating conditions between 10C-40C and up to 90% RH.
Q: What process does the tester follow to measure hardness?
A: The specimen is secured, the appropriate indenter and test force are selected, then the load is applied (automatically or manually) and the resulting indentation is measured. Results are immediately displayed on the analog dial or digital interface.
Q: How does the tester ensure accuracy and safety during operation?
A: Accuracy is maintained through compliance with IS:2281, IS:2282, and IS:1586, as well as international standards. Overload protection is built in, and integrated lighting enhances visibility in the test area for precise handling.
Q: What are the usage benefits of combining Rockwell and Brinell operations in one machine?
A: Having combined Rockwell and Brinell capabilities broadens the range of materials and hardness scales this tester can address, saving space, reducing equipment costs, and streamlining workflows for users needing both types of hardness measurements.