Page 341 - Schut Catalog

www.prenar.ee HARDNESS TESTERS

Portable hardness testers

For measuring the hardness of various materials like aluminum and copper. Fit for various forms
like extrusion profiles, tubes and flat materials.

 Measuring range: 0 - 20 Webster.  Delivery in a plastic carrying case with spare
Values to convert by means of graph penetrator, screwdriver, adjusting wrench,
(Rockwell E Scale). standard test strip and manual.

 Material thickness: 0.4 - 6 mm; ø > 10 mm.
 Round anvil: ø 3/8".

WEBSTER DIAL READING HARDNESS CONVERSION FOR ALUMINUM ALLOYS 909.455 909.455

WEBSTER DIAL READING 20 Item No. Rockwell Material Price EUR
15 909.455 E25 - E110 aluminum
10 909.457 E20 - E100 copper

5

ROCKWELL E SCALE

20 30 40 50 60 70 80 90 100 110

HARDNESS CONVERSION FOR COPPER 909.457

20
15
10

5

ROCKWELL E SCALE

20 30 40 50 60 70 80 90 100

Portable digital hardness tester

This Swiss made quality product allows one to determine HRC hardness in the most simple way.
Modern technology resulted in an extremely compact and easy to use tool. No switches, buttons or
cables, simply pull up the ring, measure and immediately read out the value. The measurement causes
hardly any damage to the product. Especially suitable for larger objects, installed machines and use in
hard-to-reach places.

 Measuring range: 20 - 70 HRC. Requirements
 Resolution: 0.1 HRC. – Solid base (at least 5 kg) for objects < 5 kg.
 Accuracy: ± 1.0 HRC. – Minimum thickness of objects: 3 mm.
 Automatic switch-off. – Minimum thickness of a hardened top layer,
 Operating temperature: 5 to 50°C.
 Dimensions: ø 12 x 140 mm. if any: 0.7 mm.
 Weight: 36 g. – Minimum diameter of workpiece: 10 mm.
 Delivery in a plastic case with a manufacturer – Minimum radius of spherical

measuring report. measuring surface: 30 mm.
 Power supply: 2 batteries type V394.

Item No. Description Price EUR

774.075 Digital hardness tester

Option: C18.302.Prenar.20240422
420.248 Spare battery type V394

(2 needed)

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