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LHR-150DT Electric Rockwell Hardness Tester

Main Features

LHR-150DT Electric Rockwell hardness tester is design used to test special metal materials Rockwell hardness semi-automatic Rockwell hardness plan.
Test force: Loading, dwell, unloading automatically. easy operation, Wide range, simple operation, etc.

Application Fields

Industrial production, Inspection of product quality on processing technology. Ferrous and nonferrous metals, Hardened steel, tempered steel, annealed steel, hardened steel, sheet of various thicknesses, carbide materials, powder metallurgy materials, hardness and thermal spray coating.


Technical Specifications


Model LHR-150DT
Indication of Hardness Value Dial
Max Height of Specimen 175MM
Indication of Hardness Value Dial display
Duration time 0-60s
Carried Standard GB/T230.1  GB/T230. Chinese Standard, JJG112 Inspection Rule
Distance of Indenter to outer wall 160m
Preliminary Testing force 10kgf(98.07N)
Testing force 60kgf(588N), 100kgf(980N), 150kgf(1471N)
Rockwell Scale HRA、HRB、HRC、HRD、HRE、HRF、HRG、HRH、HRK  
Hardness measuring range HRA:20-88, HRB:20-100, HRC:20-70, HRD:40-77,
HRF:60-100, HRG:30-94, HRH:80-100, HRK:40-100
Power supply AC220V+5%,50-60Hz
Overall Dimension (mm) 520*240*700
Net weight About 55Kg


Standard Accessories

Name Quantity Name Quantity
Diamond Rockwell Indenter 1 Diameter 1.5875mm Ball Indenter 1
Hardness block (HRC High Low 2, HRB 1) 3 Large, Medium, “V” shaped Testing Table 1 Each
Weights(A、B、C) 1 Each Plastic Dustproof cover 1
Manual 1 Product certificate 1


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