I have been using hardness tester for over 11 years.
Added benefit of a Digital Dial with Memory, and computer output on manual Hardness Tester HR-150A
Scale | Model | indenter | Initial Testing Force F0 | Main Testing ForceF1 | Total Testing ForceF | Rockwell hardness range |
A | HRA | Diamond indenter | 98.07N | 490.3N | 588.4N | 22 to 88HRA |
B | HRB | φ1.588mm ball indenter | 98.07N | 882.6N | 980.7N | 20 to 100HRB |
C | HRC | Diamond indenter | 98.07N | 1.373N | 1.471KN | 20 to 70HRC |
Model |
HR-150DD |
Preliminary test force |
98N (10Kgf) |
Total test force |
588.4N(60Kgf) |
Total test force dwell time |
1-30S |
Hardness indication
Dial |
C:0~100 B:30~130 |
Max height of specimens |
170 mm |
Dimension |
466x238x630mm |
weight |
65Kg |
Power supply |
No need a battery is needed for the digital Dial |
Item |
Name |
Qty |
Note |
1 |
Main body |
1 |
|
2 |
Diamond indenter |
1 |
|
3 |
1/16″ ball indenter |
1 |
|
4 |
1/16″ backup indenter |
5 |
|
5 |
Large/small testing table |
1 |
Φ150Φ58 |
6 |
V-shaped Testing Table |
1 |
Φ58 |
7 |
A scale hardness Standard block |
1 |
|
8 |
B scale hardness Standard block |
1 |
|
9 |
C scale hardness Standard block |
3 |
|
10 |
Manual |
1 |
|