Rockwell Portable Hardness Tester
The testing principle and accuracy comply with ISO 6508 and ASTM E110, tested by National Institute of Metrology with error less than 1.5HRC, same as the bench type.
The instrument is composed of tester and bench stand, can be used on table or on site in the factory.
Can test many kinds of thin, small, long and irregular parts that cannot be tested by the bench type.
Well suits for testing the workpieces with small supporting surface.Traceable standard hardness block.
Indenter inspected with standard Rockwell hardness tester.
Test force calibrated with load cells directly traceable to national secondary benchmark.
Features of Rockwell Portable Hardness Tester
1. This Rockwell hardness
tester is small, portable, accurate, light, weighing only 0.8kg, and can be
easily operated like micrometer.
2. Our Rockwell portable hardness tester
works on practical hardness testing principle, having the same high testing
precision as that of a bench type device. It has high testing accuracy complies
with the ISO6508 standard, with an error of no more than 1.5HRC, tested by the
National Institute of Metrology.
3. Comprising the main unit and holder,
the hardness tester can either be used on the table or easily carried to
workshops.
4. It is fast, taking only 10 seconds to finish a test.
5.
Rockwell hardness value can be conveniently read out.
6. The Rockwell
portable hardness tester can be adopted for testing fine, long, small and
irregular parts, instead of the bench hardness tester.
7. The internal and
external surface hardness of steel tubes can be tested by the Rockwell portable
hardness tester.
8. This testing device suits parts with small bearing
surface, in particular.
9. It is designed with traceable standard hardness
block, and penetrator passing the inspection by standard Rockwell hardness
tester.
10. The load cell used to calibrate load can be traced to national
secondary standard.
Technical Parameters of Rockwell Portable Hardness Tester
| Initial test force | 10kg |
| Total test force | 60kg, 100kg, 150kg |
| Indenter | 120°diamond
cone 1.588mm sintered carbide ball |
| Indication error | Meets the requirements of ISO6508 |
| Repeatability error | Meets the requirements of ISO6508 |
| Resolution | 0.5HR |
| Testing range | 15 scales, such as HRA, HRB, HRC, and so on. |
| Application | All common metal, including steel, copper, aluminum, nickel, lead, tin, cemented steel, hard alloy, etc. |
Standard Package
Tester
Bench stand
120° diamond cone
indenter
1.588mm carbide ball indenter
Rockwell hardness block
Flat
anvil
V anvil
Extension
Carry case
Optional Accessories
120°diamond cone indenter
Carbide ball indenter
(1.588mm, 3.175mm)
Steel ball indenter (6.35mm, 12.7mm)
Rockwell hardness
block (HRA, HRB, HRC high, HRC medium and HRC low)
Raised spot
anvil
Concave cylindrical anvil
Convex cylindrical anvil (used for tubes,
bent plate)
Spare magnifier
Model Selection
| Model | Opening Size (W×D) (mm×mm) | Net Weight(kg) | Gross Weight(kg) | Package Dimensions (mm×mm×mm) | Remarks | |||
| Tester | Bench Stand | Tester | Bench Stand | Tester | Bench Stand | |||
| PHR-1 | 25×25 | 0.8 | 1.5(Aluminum) | 2.8 | 1.8 | 330×255×150 | 232×215×148 | The first figure in the model signifies the opening width (in inches), and the second refers to the depth of opening. When there is only one figure, it means the same width and depth. |
| PHR-2 | 50×50 | 1.2 | 1.5(Aluminum) | 3.7 | 1.8 | 390×280×160 | 232×215×148 | |
| PHR-4-2 | 100×50 | 1.5 | 4.5(Iron) | 5.2 | 4.9 | 510×375×177 | 232×215×148 | |
| PHR-4-4 | 100×100 | 2.5 | 4.5(Iron) | 6.1 | 4.9 | 510×375×177 | 232×215×148 | |




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