Aloe Tech Manual Rockwell Hardness Tester
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TECHNICAL DESCRIPTION
| Feature | Specification |
|---|---|
| Model | ARH-150M |
| Rockwell scale | HRA, HRB, HRC, HRD, HRE, HRF, HRG, HRH, HRK, HRL, HRM, HRR |
| Conversion scale | Check Conversion table |
| Preliminary test force | 10Kg(98N) |
| Total test force | 60Kg (588N), 100Kg (980N), 150Kg (1471N)
Tolerance range: ±1.0% |
| Resolution | 0.5HR |
| Hardness value range | HRA:20～88 HRB:20～100 HRC:20～70 |
| Hardness data read | Dial |
| Loading method | Manual |
| Dwell time | Manual |
| Test space | Maximum height :170mm
Maximum throat depth:135mm |
| Size / weight | Instrument size: 466*238*630mm（L×W×H）/Net Weight: 65kg |
| Executive standard | GB/T230.2 , BSEN 6508, ASTM E18 , ISO 6508 , JJG112 |
Feature & Use
- Manual testing process, no need for electronic control
- High-quality integrated cast iron machine body, with the automotive paint treatment process, the appearance is smooth and beautiful.
- Read the hardness value directly from the dial gauge, and other Rockwell scales are optional.
- Frictionless main shaft, high test accuracy
- Precise integral casting hydraulic buffer, no buffer liquid leakage, smooth loading without impact, and the loading speed is adjustable.
- Precision conforms to GB/T230.2, ISO 6508-2, and ASTM E18.
Standard Accessory:
| Standard accessories | Rockwell hardness tester host: 1 set
Diamond Rockwell indenter:1 pc |
| Optional accessories | Block, Indenter |
The scales, indenters, test forces of the Rockwell hardness test and examples of application.
| Scale | Indenter | Initial Test Force(N） |
Total Test Force
（N） |
Examples of Applications |
| HRA | Diamond Indenter | 98.07（10kg） | 588.4(60kg) | Hard metal and hard alloy |
| HRD | 980.7(100kg) | Steel sheet, surface-quenched steel | ||
| HRC | 1471(150kg) | Heat treated structural steel, tool steel | ||
| HRF | Ball Indenter
φ1.5875mm （1/16 inch） |
588.4(60kg) | Non-ferrous metals | |
| HRB | 980.7(100kg) | Non-ferrous metals; soft metals | ||
| HRG | 1471(150kg) | Pearlite iron, copper, nickel, zinc alloy | ||
| HRH | Ball Indenter
φ3.175mm （1/8 inch） |
588.4(60kg) | Annealed copper alloy | |
| HRK | 1471(150kg) | Non-ferrous metals, hard plastics | ||
| HRE | 980.7(100kg) | Aluminum and aluminium alloy | ||
| HRL | Ball Indenter
φ6.35mm （1/4 inch） |
588.4(60kg) | ||
| HRM | 980.7(100kg) | |||
| HRP | 1471(150kg) | |||
| HRR | Ball Indenter
φ12.7mm （1/2 inch） |
588.4(60kg) | ||
| HRS | 980.7(100kg) | |||
| HRV | 1471(150kg) |
The normally used Rockwell hardness scales are A, B, C 3 kinds.
