25% OFF Electric Digital Display Surface Rockwell Hardness Tester 20~100HRB

    HRS-150D    Electric Digital Display Rockwell Hardness Tester

    HRS-45D     Electric Digital Display Surface Rockwell Hardness Tester

     (The First Digital Display Header Type in China)


    Main Features

    • The latest independent dial digital LCD display, button cell power supply, easy maintenance.
    • It has ultra-low power consumption, long battery life and can be used normally for as long as one year.
    • Automatic loading and unloading of load, simple operation, a high degree of automation.
    • Hardness automatic display, high accuracy, small indication resolution, no artificial operation error.
    • The digital display head has an output interface.  Testers can choose external micro printer.
    • Print report content: hardness average, maximum and minimum, hardness discreteness.
    • It has an automatic conversion with other hardness. (HB, HV, etc.)


    Application Range

    • Rockwell: It is used to measure Rockwell hardness of ferrous, nonferrous metals and nonmetallic materials. It is suitable for measuring Rockwell hardness of heat treatment materials such as quenching and modulation.
    • Surface Rockwell: It is used to measure the surface Rockwell hardness of the ferrous metal, alloy steel, hard alloy, and metal after surface treatment (carburizing, nitriding and electroplating).


    Main Technical Parameters



    HRS-150D HRS-45D Standard Configuration
    Large Flat Test Bench 1

    Small Flat Test Bench 1

    V-type Test Bench   1

    Hardness Block    3

    Foot Screw    4

    Power Cord       1

    Rockwell and

    Surface Rockwell Indenter

    Diamond Indenter   1

    Φ1.588 Ball

     Indenter      1

    Plastic Rockwell Indenter


    Ball Indenter 1

    Φ6.35 Ball

     Indenter      1

    Φ12.7 Ball

    Indenter      1

    Optional Accessories

    Φ10mm Miniature

     Flat Test Bench 

    Φ10mm Miniature 

    V-type Test Bench 

    External Micro Printer

    Hardness Blocks

    of Other Specifications

    Scale of Hardness A, B, C, D, E, F, G, H, K N,T
    Test Force kfg:  60, 100,150

    N:   588,980,1471



    Test Range 20~88HRA,










    Indication Resolution 0.1HR
    Indication Accuracy It conforms to GB/T 230.2 IS0 6508
    Touch Screen Display Content Hardness Value, Rockwell Scale,

    Total Test Force, Load Retention Time,

    Site Temperature,

    Upper and Lower Limit Values,

    Measurement Times,

    Average Value, Minimum Thickness of Test Piece

    Duration of Test Force Adjustable in 1-99 seconds
    Maximum Height of Specimen 195mm
    Distance from Center of Indenter to Machine Wall 140mm
    Output Interface It is connected with the computer

    through the applicable software (optional).

    Voltage Supply 220V/50-60HZ
    External Dimensions Length* Width * Height 463*175*660mm
    Weight Net weight:74kg, Gross weight :90kg Net weight:  69kg, Gross weight:  85kg


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