Portable Hardness Tester TH154

Product catalog summary

Materials and Hardness Scales

The document lists various materials such as HLD, HB, HRC, HRB, HV, and SS steel & cast steel, with hardness ranges approximately from 30.6 to 99.9 on different scales. These scales correspond to standard hardness measurement methods.

Standard Impact Device Specifications

Hardness Scales: HLD, HL, HB, HRC, HRB, HV, HS
Measuring Range: Corresponds to materials listed in the table (not fully visible)
Accuracy: ±12 HLD
Memory: Stores 256 average readings
Output: RS232 interface for printer connection
Minimum Surface Roughness: 1.6 Ra on workpiece
Needle Front Section: Diameter 2.8 mm, Length 50 mm
Maximum Workpiece Hardness: 950 HLD
Minimum Radius of Workpiece (convex/concave): 50 mm with support ring, 10 mm without
Workpiece Weight: 0.05 to 2 kg with compact coupling
Minimum Workpiece Thickness: 5 mm when coupled
Minimum Hardened Layer Thickness: 0.8 mm

Impact Device Data

Continuous Working Time: 300 hours (without backlight)
Power Supply: Lithium battery CR 1/2 A
Operating Temperature: 0 to 40 °C
Overall Dimensions: 213 × 60 × 39 mm
Weight: 170 g

Hardness Tester TH154

The TH154 model includes an integrated impact device (DLZ), a test block with HLD value, cleaning brush, 3V Li CR 1/2 A battery, time certificate, instruction manual, and warranty card.

Optional Accessories

Support rings
Printer TA220 with cable

Additional Notes

The document mentions tungsten carbide and direct measuring on stable support. It also references minimum weight and thickness requirements for test pieces, indentation diameter and depth, and optional impact devices labeled D, DC, DL, C, C+15, and G, though detailed specifications for these are not fully provided.

Support rings are also listed as optional accessories, likely to assist with measurements on curved or small-radius workpieces.