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Made in Switzerland

... more than 50 years of know-how you can measure!

      Made in Switzerland

1. Press 

 to initiate series.

2. Start measuring: After each impact, display  
  will indicate number of impacts done 
  (max. 99).
3. Use 

 to cancel current measurement 

  (counter will decrement).
4. After last measurement, press 

 as follows:

 

 average value.

 

 

 standard deviation* 

 

 

 

 range* 

 

 

 min.* 

 

 

 max.*

 

 number of values

 

 hardness scale 

 

 material group. 

5. For another series, continue testing otherwise 

press 

 twice to exit series mode.

Averaging a Series of Measurements

Quick Reference Guide

  

In accordance with

ASTM A956 and DIN 50156

Leeb testing standards

Choosing a Material Group and Conversion Scale 

Material Group

HV

HB

HRC

HRB

HS

Rm*

 Steel and cast steel

D / DL 

D / DL

D / DL

D / DL

D / DL

D / DL

 

Cold work tool steel

D / DL

D / DL

 

Stainless steel

D

D

D

D

 

Cast iron lamellar graphite GG

D

D

D

 

Cast iron nodular graphite GGG

D

D

D

 

Cast aluminum alloys

D / DL

D / DL

D

 

Copper/zinc alloys (brass) 

D

D

 

CuAI/CuSn alloys (bronze) 

D

 

Wrought copper alloys, low alloyed

D

*

 Applies to Piccolo 2 only

 

3. Measuring 

Slide the loading 

tube a short distance 

downwards to trigger 

an impact.

Getting Started: 3 Simple Steps 

1. Loading
  Slide loading tube 

back and forth to 

power on and load 

the device. 

2. Positioning 

Place

 

support ring 

firmly on the surface 

of the sample.

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