Product Classification
- HardNess
-
Metallurgical Equipment
- Metallographic sample cutting machine series
- Metallurgical mounted machine series
- Grinding machine
- Metallographic grinding prototype, polished machine, pre-mill series
- Polishing machine
- Metallographic polishing machine, grinding and polishing machine series
- Microscope
- Metallographic analysis system
- Electrolytic polishing corrosion tester
- Sample blower
- End quenching equipment
- Metallurgical Material
Contact Info
Contact：Miss zhang
Phone：021-51083791
Fax：021-51083792
Mobile：18930516192
Email：teshi@teshish.com
THUS-250 Universal Hardness Tester
THUS-250 Universal Hardness Tester
Product Introduction：
- THUS-250 Universal Hardness Tester can be used to measure the hardness of Brinell, Rockwell, Superficial Rockwell and Vickers；
- Closed-loop sensor loading control system with high precision and stability；
- Automatic loading and unloading；
- Automatic pre-loading when measure the hardness of Rockwell；
- Automatic measurements for the Rockwell, Brinell and Vickers values；
- The software provides the functions of hardness conversion, upper and lower limits settings and hardness rectification；
- Permanent storage of testing results for database view；
- Automatic generation of custom-made inspection report.
Technical Specifications
| Loading Method | Sensor loading, closed-loop control Driving method：high-precision ball screw shaft Force measuring method：high precision pressure sensor |
| Hardness scales | Brinell、Vickers、Rockwell、Superficial Rockwell |
| Testing load | 2.5-250kg |
| Measuring range of Brinell | HB2.5/：6.25、15.625、31.25、62.5、187.5kgf HB5/：25、62.5、125、250kgf HB10/：100、250kgf |
| Measuring range of Rockwell |
A, B, C, D, E, F, G, H, K, L, M, P, R, S, V 15W, 30W, 45W |
| Measuring range of Vickers | HV3、HV5、HV10、HV20、HV30、HV50、HV100、HV120kgf |
| Measuring system |
Through optical objective lens and CCD camera to collect indentation image and measure in the interface of LCD. Resolution： |
| Objective magnifications | 5x、10x 、20X |
| Camera | 1280*1080 pixel, 1/2’’ |
| Data display | By computer to display data |
| Measurement | Automatic loading, dwell and unloading |
| Indenters |
Rockwell diamond indenter: 120° Rockwell ball indenter: 1/16“, 1/8“, 1/4“, 1/2“ Vickers diamond indenter: 136° Brinell ball indenter: 1mm, 2.5mm, 5mm, 10mm Part of them are optional accessories. |
| Illumination system | LED lamp, annular lamp |
| Standard conforms to | GB/T230、GB/T231、GB/T4340、JJG144-1999、GB/T18449、ISO 6508、 ASTM E 10、 ASTM E92、 ASTM E18、 ASTM E384、 ASTM E103 |
| Specimen specifications | Max. height of specimen: 300mm Max. width of specimen:165mm Cylinder specimen：min. diameter of outer surface is 3mm； |
| Dimensions | 290mm x 520mm x 900mm (L x W x H) |
| Weight | 76kg |
| Power supply | 220V AC， 50Hz |
| Dwell time | 1 - 99 s |
Standard Delivery：
| Name | Quantity | Name | Quantity |
| Main unit | 1 unit | Brand computer | 1 unit |
| Vickers indenter | 1 pc | Brinell indenters Dia. 1.0、2.5、5mm，10mm harden alloy ball |
Each 1 pc |
| Rockwell diamond indenter | 1 pc | Rockwell ball indenters: 1/16“, 1/8“, 1/4“, 1/2 | Each 1 pc |
| Camera | 1 pc | Inner & outer lamps | Each 1 set |
| Hardness test blocks | 5 pcs | Large, middle and V-shape test tables | Each 1 pc |
| Power cord | 1 pc | Sliding test table | 1 pc |
| Objective lens 5x ,10x, 20X | Each 1 pc | Instruction manual | 1 pc |
