Bench Top Rockwell Hardness Testing Instrument Digital Rockwell
Hardness Testers with Rockwell Indenter
1. Standards:
• International (ISO)
ISO 6508-1: Metallic materials -- Rockwell hardness test -- Part 1:
Test method (scales A, B, C, D, E, F, G, H, K, N, T)
ISO 2039-2: Plastics -- Determination of hardness -- Part 2:
Rockwell hardness
• US standard (ASTM International)
ASTM E18 : Standard methods for Rockwell hardness and Rockwell
superficial hardness of metallic materials
2. Hardness scale, force, Indenter relation:
| Scale | Indenter | Preliminary test force (N) | Total test force (N) | Applications |
| A | Diamond indenter coning angle 120°0.2mm radius of top sphere |
98 | 588 | Horniness alloy, cementite steel |
| D | 980 | Thin steel, quenched case |
| C | 1471 | Quenched steel, thermal refined steel, cast steel |
| F | Diameter of steel ball 1.588mm (1/16 inch) | 588 | Anneal copper alloy, thin soft steel |
| B | 980 | Soft steel, aluminum alloy, copper alloy, casting |
| G | 1471 | Pearliest iron, copper, nickel, zinc, nickel alloy |
| H | Diameter of steel ball 3.175mm (1/8 inch) | 588 | |
| E | 980 | |
| K | 1471 |
3. Technical Specifications:
| Model | R-150T |
| Initial load | 10kgf (98.07N) |
| Total load | 60kgf (588N), 100kgf(980N), 150kgf(1471N) |
| Rockwell Scale | HRA, HRB, HRC, HRD, HRE, HRF, HRG, HRH, HRK, HRL, HRM, HRR, HRP, HRS, HRV |
| Conversion Scale | HRA, HRB, HRC, HRD, HRF, HR15N, HR30N, HR45N, HR15T, HR30T, HR45T, HV, HBW |
| Hardness range | HRA:20-88, HRB:20-100, HRC:20-70, HRD:40-77, HRE:70-100,
HRF:60-100, HRG:30-94, HRH:80-100, HRK:40-100, HRL:100-120,
HRM:85-115, HRR:114-125 |
| Dwell time | 0-99s |
| Resolution | 0.1HR |
| Load value error | ＜0.5% |
| Hardness reading | LCD display |
| Screen size | 8 inch |
| Data Storage / Output | - Machine can store 60 pcs test results, over 60pcs memories machine
will delete the last time test result
- Built-in printer
- RS-232 interface (or USB flash disk automatically stored)
- If want to connect with computer, have to additional purchase
software.
Note: If optional USB interface instead of RS232 interface, the
built-in printer will be removed. |
| Carried Standard | BSEN 6508, ISO 6508, ASTM E18, GB/T230 |
| Max Height of Specimen | 200mm |
| Throat depth | 160mm |
| Dimension & N/W | 560×200×800mm 70kg |
| Packing size & G/W | 780*470*940mm 90kg |
| Power supply | AC220+5%,50～60Hz |
4. Application Fields:
Industrial production, Inspection of product quality on processing
technology. Ferrous and nonferrous metals, Hardened steel, tempered
steel, annealed steel, hardened steel, sheet of various
thicknesses, carbide materials, powder metallurgy materials,
hardness and thermal spray coating.
Demo video on YouTube: http://www.hardnesstesting-machine.comhttps://youtu.be/LuzwqMTUFNg
5. Standard Accessories:
| Name | Quantity | Name | Quantity |
| Diamond Rockwell Indenter | 1 | 1.5875mm Ball Indenter | 1 |
Hardness block (HRC High Low 2, HRB 1) | 3 | Large, Medium, “V” shaped Testing Table | 1 each |
| Weights(A, B, C) | 1 each | Plastic Dustproof cover | 1 |
| Power line | 1 | 2A fuse | 1 |
| Operation Manual | 1 | Product certificate | 1 |
6. Package
Standard export plywood box, 1 set per box, Package size:
780*470*940mm, Gross weight: 90kg
All the test data can save to computer by our data transfer
software and generate test report in word format:
