Hardness tester Used Machines Hardnesstester Dia Testor 3a 

Hardnesstester Dia Testor 3a

Testing device dating back to the time of the ‘Wirtschaftswunder’ [economic miracle]:

Robust, durable and timeless.

Manufacturer: Otto Wolpert-Werke GmbH
Type: Dia Testor 3a
Procedure: Brinell HBW2.5/187.5 – HBW10/3000


  • Test load range: 187.5kg – 3000kg
  • Brinell: HBW2.5/187.5 - HBW10/3000

Extent of delivery:

– Hardness testing device
– Ground glass
– Fresnel lens
– Vertical illuminator
– Threaded spindle with hand wheel
– Lighting installation
– Lenses 20X & 44X
– Bracket with gauge 20X & 44X
– Ball holder with ball, Ø2.5mm, 5mm, 10mm
– Table, level 400mm x 600mm
– Power cable
– Operating instructions


– Ball holder with ball, Ø2.5mm, 5mm, 10mm with DKD-certificate
– Table
– Brinell-Vickers-Meas-System (Software / Box)

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