Accessory-Optional Impact Device For Leeb Hardness tester PRLH-D

Model No.: PRLH-D
Dimensions (mm):
Weight: 100g
Warranty: 12/months

 Main Technical  Specifications



Impact device types


D/DC/DL

D+15

C

G

E


Impact Energy


11mJ

11mJ

2.7mJ

90mJ

11mJ


Impact Mass


5.5g/5.5g/7.2g

7.8g

3.0g

20g

5.5g


Ball Hardness


1600HV

1600HV

1600HV

1600HV

5000HV


Indenter Diameter


3mm

3mm

3mm

5mm

3mm


Indenter Material


tungsten

tungsten

tungsten

tungsten

diamond


Impact DeviceDiameter


20/20/6mm

20mm

20mm

30mm

20mm


Impact Device Length


147/86/202mm

162mm

141mm

255mm

155mm


Impact Device quality


75/50/60g

80g

75g

250g

80g


Impact Hardness


940/940/950HV

940

1000HV

650HV

1200HV


Roughness of workpiece


1.6μm

1.6μm

0.4μm

6.3μm

1.6μm


Minimum weight of workpiece








Direct measurement


>5kg

>5kg

>1.5kg

>15kg

>5kg


Need stable support


2-5kg

2-5kg

0.5-1.5kg

5-15kg

2-5kg


Need dense coupling


0.05-2kg

0.05-2kg

0.02-0.5kg

0.5-5kg

0.05-2kg


Minimum thickness of piece








Coupling


5mm

5mm

1mm

10mm

5mm


Minimum thickness of hardened layer


0.8mm

0.8mm

0.2mm

1.2mm

0.8mm


Indenter indentaion size


When 300HV hardness

Indentation diameter

0.54mm

0.54mm

0.38mm

1.03mm

0.54mm



Indentationdepth

24μm

24μm

12μm

53μm

24μm


When 600HV hardness

Indentation diameter

0.54mm

0.54mm

0.32mm

0.90mm

0.54mm



iIndentation depth

17μm

17μm

8μm

41μm

17μm


When 800HV hardness

Indentation diameter

0.35mm

0.35mm

0.35mm

-

0.35mm



Impression depth

10μm

10μm

7μm

-

10μm


Scope of application

D type measuring general parts;DC type test endoporusand interior surface of narrow space;D type test slender narrow bottom

D+15 type test grooved or recessed surface

C type test surface of hardened layer small or light  piece 

G type test large or heavy workpieces and rough castings and forgings

E type test hardness workpieces



 



TAG:   Optional Impact Device For Leeb Hardness tester PRLH-D

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