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Sauter GmbH
Ziegelei 1
D-72336 Balingen
e-mail: info@kern-sohn.com
Phone : +49-[0]7433- 9933-0
Fax: +49-[0]7433- - 9933 149
Internet: www.sauter.eu
Instruction manual mobile Leeb
hardness tester
SAUTER -D/HK- HK DB
Version 2.0
04/2020
GB
HK DB-D_HK- - -e-2020 BA
PROFESSIONAL MEASURING
2 -D_HK- - -e-2020 HK DB BA
GB
Thank you for purchasing the digital Leeb hardness tester from SAUTER. We hope
you will be very satised with the high quality of the hardness tester and its extensive
functionality. For any questions, wishes and suggestions please do not hesitate to
contact us.
Table of contents:
1 Before commissioning .................................................................................. 4
2 General description ....................................................................................... 4
2.1 Special features: ....................................................................................................................... 4
2.2 General application and test area ........................................................................................... 4
2.3 Scope of delivery and optionally available accessories ...................................................... 7
2.4 Working conditions .................................................................................................................. 9
3 Structural characteristics and test principle ............................................... 9
3.1 Structural characteristics and test principle (device view) 9..................................................
3.2 The LEEB test principle ......................................................................................................... 11
4 Technical data .............................................................................................. 11
5 Testing .......................................................................................................... 12
5.1 Preparing and checking the supplied accessories ............................................................. 12
5.2 The preparation of the surface of the test piece ................................................................. 12
5.3 Test procedure ........................................................................................................................ 13
6 Special Operating Instructions ................................................................... 15
7 Detailed test procedure description ........................................................... 16
7.1 Commissioning ....................................................................................................................... 16
7.2 Switching on and o .............................................................................................................. 16
7.3 Testing ..................................................................................................................................... 16
7.4 Menu- Structure Diagram ...................................................................................................... 18
7.5 Setting the measuring conditions ........................................................................................ 19
7.6 Storage management ............................................................................................................. 23
7.7 Browse stored data groups ................................................................................................... 24
7.8 System settings ...................................................................................................................... 25
7.9 About the software ................................................................................................................. 27
7.10 Calibration / Adjustment ........................................................................................................ 27
7.11 Backlit display ........................................................................................................................ 29
7.12 Automatic switch- off .............................................................................................................. 29
7.13 Battery replacement ............................................................................................................... 29
7.14 Connection with the data transmission cable ..................................................................... 29
8 Error analysis & troubleshooting ............................................................... 30
9 Service and maintenance ............................................................................ 30
HK DB-D_HK- - -e-2020 3 BA
10 30 Notes on transport and storage conditions ..............................................
11 Parts subject to wear and tear, which are not covered by the scope of
warranty ................................................................................................................... 30
HK DB-D_HK- - -e-2020 5 BA
•
•
•
•• Heavy work objects
•
•
•
•• Fault analysis of pressure boilers, steam generators and other equipment
•
•
•
•• In a narrow, dicult to access test area where the work item is installed
•
•
•
•• Guide bearings and other parts
•
•
•
•• Material identication of the metal type
Fast tests on a large scale and various measuring positions for heavy work objects
Test area
Table 1
Material
Hardness-
method
D/DC
D+15
C
G
DL
Steel and
Cast steel
HRC
17.9 68.5 ～
19.3 67.9 ～
20.0 69.5 ～
20.6 68.2 ～
HRB
59.6 99.6 ～
47.7 99.9 ～
37.0 99.9 ～
HRA
59.1~85.8
HB
127 651～
80 638～
80 683～
90 646～
81 646～
AGM
83 976～
80 937～
80 996～
80 950～
HS
32.2 99.5 ～
33.3 99.3 ～
31.8 102.1 ～
30.6 96.8 ～
Hammered
steel
HB
143~650
Cold
Working-
Tools-
steel
HRC
20.4 67.1 ～
19.8 68.2 ～
20.7 68.2 ～
AGM
80 898～
80 935～
100 941～
Stainless
steel
HRB
46.5 101.7 ～
HB
85 655～
AGM
85 802～
HK DB-D_HK- - -e-2020 7 BA
2.3 Scope of delivery and optionally available accessories
No.
Notes
Standard
scope of
delivery
1
Display unit
1
2
D-type rebound body
1
3
Small stabilizing ring
1
4
Cleaning brush
1
5
Screwdriver
1
6
Hardness test block
1
Only for HK- DB
7
Interface cable
1
Optional
8
Software
9
Various other rebound
sensors
See
Table 3
10
Dierent types of support
rings
See table 4
Table 3
Type of rebound sensor
DC(D)/DL
D+15
C
G
Rebound energy
Mass of the rebounding
body
11mJ
5.5g/7.2g
11mJ
7.8g
2.7mJ
3.0g
90mJ
20.0g
Tough test tip:
Diameter hardness test tip:
Material of the hardness
test tip:
1600HV
3mm
Tungsten-
carbide
1600HV
3mm
Tungsten-
carbide
1600HV
3mm
Tungsten-
carbide
1600HV
5mm
Tungsten-
carbide
Diameter rebound sensor:
Length rebound sensor:
Weight rebound sensor:
20mm
86(147)/75mm
50g
20mm
162mm
80g
20mm
141mm
75g
30mm
254mm
250g
Max. Hardness of the
pattern
940HV
940HV
1000HV
650HB
Ra:General roughness
value of the
Sample surface
1.6μm
1.6μm
0.4μm
6.3μm
Minimum weight of the
sample:
For direct measurement
With xed support
With xed coupling
>5kg
2 5kg ～
0.05 2kg ～
> 5kg
2 5kg ～
0.05 2kg ～
> 1.5kg
0.5 1.5kg ～
0.02 0.5kg ～
> 15kg
5 15kg ～
0.5 5kg ～
8 -D_HK- - -e-2020 HK DB BA
Min. strength d. Pattern with
xed coupling
Min. coating thickness at
Surface hardening
5mm
≥0.8mm
5mm
≥0.8mm
1mm
≥0.2mm
10mm
≥1.2mm
Hardness
300HV
Penetration
diameter
Penetration
depth
0.54mm
24μm
0.54mm
24μm
0.38mm
12μm
Hardness
600HV
Penetration
diameter
Penetration
depth
0.54mm
17μm
0.54mm
17μm
0.32mm
8μm
Hardness
800HV
Intruder
Diameter
Penetration
depth
0.35mm
10μm
0.35mm
10μm
0.35mm
7μm
Available types of
Rebound sensors
D: General
tests
DC:tests holes
or cylindrical
cavities
DL:tests
slender or
narrow hollows
or holes
D+15: tests
grooves or
furrows
(sinks)
C: tests
small, light,
thin parts and
surfaces of
hardened
coatings
G:
Tests large,
thick, heavy
or rough
steel
surfaces
Table 4, as an option: various support rings
No.
Rupture of non-
conventional
stabilising rings
Notes
1
For testing cylindrical outer surfaces
R10 R15 ～
2
For testing cylindrical outer surfaces
R14.5 R30 ～
3
For testing cylindrical outer surfaces
R25 R50 ～
4
For testing cylindrical inner surfaces
R11 R13 ～
5
For testing cylindrical inner surfaces
R12.5 R17 ～
HK DB-D_HK- - -e-2020 9 BA
6
For testing cylindrical inner surfaces
R16.5 R30 ～
7
For testing spherical outer surfaces
SR10 SR15 ～
8
For testing spherical outer surfaces
SR14.5 SR30 ～
9
For testing spherical inner surfaces
SR11 SR13 ～
10
For testing spherical inner surfaces
SR12.5 SR17 ～
11
For testing spherical inner surfaces
SR16.5 SR30 ～
12
For testing cylindrical outer surfaces Radius is
adjustable R10 ～∞
2.4 Working conditions
Temperatures: -10°C to +40°C
Relative air humidity: ≤ 90%
The device should not be exposed to vibrations, strong magnetic elds, corrosive
agents and strong dust in the environment.
3 Structural characteristics and test principle
3.1 Structural characteristics and test principle (device view)
The endurance tester
Display unit
Back-
bouncy-
sensor
1
2
1
2

Produktspecifikationer

Varumärke: Kern
Kategori: Mätutrustning
Modell: HK-DB

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