Touch Screen Digital Superficial Rockwell Hardness Tester
iqualitrol 420HRMS-45 by Close Loop Control
Technical Specifications:
| Model | 420HRMS-45 |
| Initial Test Force | 3kgf (29.42N) |
| Total Test Force | 15kgf (147.1N), 30kgf (294.2N), 45kgf (441.3N), |
| Hardness Range | 70-94HR15N, 42-86HR30N, 20-77HR45N, 67-93HR15TW,
29-82HR30TW, 10-72HR45TW |
| Indenter | Diamond Rockwell Indenter, ф1.588mmBall Indenter |
| Loading Method | Automatic (Loading/Dwell/Unloading) |
| Hardness Reading | Touch Screen |
| Test Scale | 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 |
Main Features:
● iqualitrol 420HRMS-45 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.;
● Loading, dwell, and unloading test forces are automatic;
● Test force automatic compensation, high force value accuracy;
convex hardness value can be automatically corrected;
● With software calibration function; dynamic display of
displacement-force value 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;
● 15 kinds of superficial Rockwell hardness scales; various
hardness value conversions;
● 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, hardness test results can be
printed directly;
● Optional computer system for data upload and intelligent control
operation;
● Accuracy complies with GB/T230.2, ISO 6508-2 and ASTM E18
Application Range:
● Determine the superficial Rockwell hardness of soft metal
materials such as ferrous metals and nonferrous metals;
● Determine the superficial Rockwell hardness of metals after
surface treatment (carburizing, nitriding, electroplating, etc.);
● Determine the superficial Rockwell hardness of heat-treated
materials such as quenching and tempering;
● Determine the superficial Rockwell hardness of high-hardness
alloy materials such as cemented carbide;
● Determine the superficial Rockwell hardness of certain
non-metallic materials such as plastics and cardboard.
