Trojan HRS-150ZD Automatic Rockwell Hardness Tester

Rockwell test force: 60 kgf, 100 kgf, 150 kgf

Equivalent force: 588.4 N, 980.7 N, 1471 N

Surface Rockwell test force: 15 kgf, 30 kgf, 45 kgf

Equivalent force: 147.1 N, 294.2 N, 441.3 N

Indenter specifications: Diamond Rockwell indenter (cone); φ1.588 mm tungsten carbide spherical indenter

Hardness reading: Large touchscreen display

Measuring scale: HRA; HRB; HRC; HRD; HRE; HRF; HRG; HRH; HRK; HRL; HRM; HRP; HRR; HRS; HRV; HR15N; HR30N

Conversion scale: HRA; HRB; HRC; HRD; HRF; HR15T; HR30T; HR45T; HR15N; HR30N; HR45N; HV; HB

Maximum allowable sample height: 180 mm

Distance from the center of the indenter to wall: 160 mm

Resolution: 0.1 HR

Holding time: 0–99 s

Data output: Built-in printer; RS232 interface

Maximum specimen height: Small testing table: 255 mm; Large testing table: 240 mm

Power supply: AC 220 V, 50 Hz

Dimensions: 510 × 290 × 730 mm

Weight: 95 kg

Features:

1. Touchscreen Interface – Simple and user-friendly operation. Displays and allows adjustment of current test scales, test force, indenters, dwell time, hardness conversion values, indenter types, etc. Ready to use upon startup with motorized loading and closed-loop sensor force control—no installation or debugging required.

2. Rockwell Scales (21 Types Total)

Standard Rockwell Scales (15 Types): HRA, HRB, HRC, HRD, HRE, HRF, HRG, HRH, HRK, HRL, HRM, HRP, HRR, HRS, HRV

Superficial Rockwell Scales (6 Types): HR15N, HR30N, HR45N, HR15T, HR30T, HR45T

Hardness Conversion: Supports conversion between different hardness scales.

Simplified Panel: Intuitive controls for easy operation.

3. Automated Force Application – Automatically applies and switches between preliminary and main test forces, with force application, holding, and removal all performed seamlessly. Features force auto-compensation for significantly improved accuracy, as well as automatic hardness value correction for high, medium, and low ranges. Equipped with an RS232 interface for PC connectivity and data output.