Touch Controller Rockwell Hardness Tester IQUALITROL 420HRS-150
with Force Compensation
Main Features:
● iqualitrol 420HRS-150 apply electronic loading, closed-loop
control of test force;
● Clear and intuitive display, stable and reliable performance;
● Adopting ARM high-speed processor, 8-inch LCD touch screen, easy
interface operation;
● Can display the current test scale, test force, dwell time,
hardness conversion value, indenter type, etc.;
● Automatic loading, dwell and unloading of test forces;
● Automatic test force compensation, high force value accuracy;
convex hardness value can be automatically corrected;
● With software calibration function; dynamic display of
displacement-force curve during the test process, easy to observe
and analyze;
● The upper and lower limits of the test hardness can be set, and
the buzzer automatically prompts when the hardness exceeds the
limit;
● The uniquely designed lead screw self-locking mechanism
automatically locks the lead screw and handwheel after the preload
is applied in place, and automatically applies the test force,
eliminating human errors and improving measurement accuracy;
● 420HRS-150 has 15 Rockwell hardness scales; support hardness
value conversion;
● Equipped with USB and RS232 data interfaces, convenient for users
to process data;
● Equipped with database storage function, test data can be stored
synchronously and exported;
● Equipped with a micro printer, which can directly print hardness
test results;
● Optional host computer system for data upload and intelligent
control operation;
● Accuracy meets GB/T230.2 ISO6508-2 and American ASTME18.
Technical Specifications:
| Model | 420HRS-150 Rockwell / 420HRSS-150 Twin Rockwell |
| Initial Test Force | 3kgf (29.42N), 10kgf (98.07N) |
| Total Test Force | 15kgf (147.1N), 30kgf (294.2N), 45kgf (441.3N), 60kgf (558.4N), 100kgf (980.7N), 150kgf (1471N) |
| Indenter | Diamond Rockwell Indenter, ф1.588mmBall Indenter |
| Loading Method | Automatic (Loading/Dwell/Unloading) |
| Hardness Reading | Touch Screen |
| Test Scale | HRA, HRD, HRC, HRF, HRB, HRG, HRH, HRE, HRK, HRL, HRM, HRP, HRR,
HRS, HRV HR15N, HR30N, HR45N, HR15T, HR30T, HR45T, HR15W, HR30W, HR45W,
HR15X, HR30X, HR45X, HR15Y, HR30Y, HR45Y |
| Conversion Scale | HV, HK, HRA, HRB, HRC, HRD, HRE, HRF, HRG, HRK,
HR15N, HR30N, HR45N, HR15T, HR30T, HR45T, HBW |
| Data Output | RS232 Interface |
| Resolution | 0.1HR |
| Dwell Time | 0~99s |
| Vertical Space | 245mm |
| Throat | 160mm |
| Power Supply | AC220V/50Hz/1Ph |
| Execute Standard | ISO 6508, ASTM E-18, JIS Z2245, GB/T 230.2 |
| Dimension | 533x230x875mm, Packing Dimension: 720×460×1070mm |
| Weight | Net Weight: 110kg, Gross Weight: 130kg |
Application Range:
Rockwell hardness
● Determine the Rockwell hardness of soft metal materials such as
ferrous metals and non-ferrous metals;
● Determine the Rockwell hardness of high-hardness alloy materials
such as cemented carbide;
● Determine the Rockwell hardness of heat-treated materials such as
quenching and tempering;
● Determine the Rockwell hardness of certain non-metallic materials
such as plastics and bakelite.
Superficial Rockwell hardness
● Determine the surface Rockwell hardness of soft metal materials
such as ferrous metals and non-ferrous metals;
● Determine the surface Rockwell hardness of metals after surface
treatment (carburizing, nitriding, electroplating, etc.);
● Determine the surface Rockwell hardness of heat-treated materials
such as quenching and tempering;
● Determine the surface Rockwell hardness of high-hardness alloy
materials such as cemented carbide;
● Determine the surface Rockwell hardness of certain non-metallic
materials such as plastics and cardboard.
