TMHR-150SX Rockwell hardness standard machine
I, Product Introduction
TMHR-150SX Rockwell hardness standard machine is a new generation of Rockwell hardness standard machine with international advanced level; Mainly suitable for the use of standard Rockwell hardness block verification, Rockwell hardness measurement value transfer.
The standard machine has the characteristics of high automation, high precision, good stability, etc., and fully meets the index requirements of the Rockwell hardness standard machine in China and the United States.
II, Main technical parameters:
Product model | TMHR-150SX |
Rockwell initial test force | 10Kgf (98.07N) |
Rockwell total test force | 60kgf(588.4N), 100kgf(980.7N), 150kgf(1471N) |
Hardness scale | HRA, HRB, HRC, HRD, HRE, HRF, HRG, HRH, HRK |
Hardness indicator measurement resolution | 0.01 HR |
Maximum permissible deviation of initial test force | "Plus or minus 0.2% |
Maximum allowable deviation of total test force | "Plus or minus 0.1% |
Depth measuring system resolution | 0.01 mu m |
Maximum allowable error for the depth measurement system | "Plus or minus 0.2 microns |
Standard uncertainty | < 0.2HR |
Ball indenter diameter error (mm) | + / - 0.002 |
enforce standards | JJG112; ASTM E18 |
Retention time | 0-60s |
Hardness read | LCD display |
Maximum height of specimen (mm) | 20 |