Main Features:
l Equipped Brinell, Rockwell, Vickers test methods;
l Touch-screen interface, easy to operate, in any language version;
l Boot with no need to install weights and no installation;
l Electric load closed-loop control, automatic load is applied;
l Test force automatic correction, each file is automatically compensated force, improve the accuracy of the force a number of levels;
l According to GB / ASTM hardness automatic conversion;
l Rockwell automatically correct curvature radius;
l Set a password to protect setup parameters, more samples and testing information;
l Measuring U disk to save data to EXCEL format for easy editing and processing;
l Modular design for easy maintenance.
Technic Parameter：
Test Force | 5～187.5kgf |
Brinell Scale | HBW1/5、HBW2.5/62.5、HBW1/10、HBW2.5/15.625、HBW1/30 HBW2.5/31.25、HBW2.5/62.5、HBW10/1000、HBW5/125 HBW2.5/187.5 |
Indication accuracy | ≤125 ±3％ 125＜HBW≤225 ±2.5％ ＞225 ±2％ |
Repeatability | ≤3％ |
Rockwell Scales | HRA 、HRB、 HRC、 HRD 、HRE 、HRF 、HRG、 HRH、 HRK、 HRL、 HRM 、HRP、 HRR 、HRS 、HRV |
Indication accuracy | ±0.1HR |
Repeatability | 0.5HR |
Vickers Scales | HV5 、HV10、 HV20 、HV30、 HV40、 HV50、 HV60 、HV80、 HV100、 HV120 |
Indication accuracy | ±2％ |
Repeatability | ≤2.5％ |
Force error | ＜0.5% |
The smallest measurement unit | 0.625µm |
Holding Time | 0～60s |
Maximum specimen height | 220mm for Rockwell testing， 170mm for Brinell and Vickers hardness testing |
Head - wall distance | 200mm |
Hardness test range | For Brinell：8～650 For Rockwell：20～100 For Vickers：8～2900 |
Implementation of the standards | GB/T230.1 、GB/T230.2、National Standard JJG112、 ASTM standard test procedures |
Objective lens | 2.5X，5X（Optional for 10X，20X ） |
Hardness read | Touchable LCD display，USB Flash Disk |
Power supply | AC220V，50～60Hz |
Dimensions | 500mm×260mm×750mm |
Weight | Approx. 70kG |
Standardized Hardness Block 
Readout Microscope 
Indenters for All Kinds of Hardness Testers 
Model HUS-250 Universal Hardness Tester 