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Digital Superficial Rockwell Hardness Tester TB-SR-C is an advanced device among the other superficial Rockwell hardness testing equipment models.

With large LCD digital screen, convenient menu structure to display and manipulate measurements results, and its reliable and stable performance it is an outstanding device in its class.


High convenience is provided with digital control elements, that lets to choose, and exchange superficial Rockwell hardness scales, making test, saving and printing the results, and processing them with optional data processing software.


  • The bench Rockwell hardness tester has the hyper terminal setting RS-232 with good reliability, excellent operation and easy watching.

Digital Superficial Rockwell Hardness Tester TB-SR-C

  • Initial testing force 3kgf (29.42N)
    Hardness resolution 0.5HR
    Dwell time 2-60s
    Data output Inside printer, RS232 data port
    Exchange scales Rockwell, superficial Rockwell
    Testing force
    • 15kgf(147.1N)
    • 30kgf(294.2N)
    • 45kgf(441.3N)
    Rockwell scale
    • HR15N
    • HR30N
    • HR45N
    • HR15T
    • HR30T
    • HR45T
    Testing range
    • HR15N:70-94
    • HR30N:42-86
    • HR45N:20-77
    • HR15T:67-93
    • HR30T:29-82
    • HR45T:10-72
    Display mode LCD digital screen
    Power supply AC220V, 50/60Hz
    Carried standard
    • ISO 6508-2
    • ASTM E18
    Max height of specimens 200 mm
    (can be produced up to 400 mm)
    Max depth of specimens 135 mm
    Dimension (cm) 61*40*80 (L*W*H)
    Packing weight 70KG
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