TIME Precision Measuring Instrument

 

Leeb Hardness Tester HLN-11A

Leeb hardness tester HLN-11A

     Features:

                   Technical Specification:-

Hardness scales HL, HRC, HRB, HV, HB, HS
Measuring range See table in page 7
Tolerance
Tensile strength U.T.S range 374 ~ 1999 MPa
Standard Impact Device D
Optional Impact Device DC/D + 15/G/C/DL (See page 8)
Min. Radius of workpiece (concave / convex) Rmin = 50mm (with support ring Rmin = 10mm)
Impact Device D/DC/DL D + 5 C G
Max. Workpiece Hardness 940/940/950HV 940HV 1000HV 650HV
Min. workpiece weight  
Min. workpiece thickness 5mm 5mm 1mm 10mm
Min. Thickness of hardened layers 0.8mm 0.8mm 0.2mm 1.2mm
Power Rechargeable NiMH batteries 5 1.2V 600mAh
Charging time 3 hours
Continuous working time About 50h (without printing and backlight)
Operating temperature 0 ~ 40C
Humidity 90%
Dimensions 268 86 50mm
Weight 615g (including impact device and printer)

 

    Standard Delivery

    Optional Accessory

Optional Support Rings: They are used for tested surface whose curvature radius is less than 30mm (D, DC, D + 15, C impact devices) or less than 50mm (G impact device)                                                                                                              Support Rings                                                                             Support Ring 1

      Support Rings

No. Type Sketch of non-conventional supporting ring Remarks
1. Z10 - 15 support ring 2 For testing cylindrical outside surface R10 ~ R15
2. Z14.5 - 30

For testing cylindrical out- side surface R14.5~R30

3. Z25 - 50 For testing cylindrical outside surface R25~R50
4. HZ11 -13 support ring 3 For testing cylindrical outside surface R25~R13
5. HZ12.5 - 17 For testing cylindrical in- side surface R12.5~17 
6. HZ16.5 - 30 For testing cylindrical in- side surface R16.5~R30
7. K10 - 15 support ring 4 For testing spherical out- side surface SR10~SR15
8. K14.5 - 30 For testing spherical outside surface SR14.5~SR30
9. HK 11 - 13 support ring 5 For testing spherical inside surface SR11~SR13  
10. HK 12.5 - 17 For testing spherical inside surface SR12.5~SR17
11. HK 16.5 - 30 For testing spherical inside surface SR16.5~SR30
12. UN support ring 5 For testing cylindrical outside surface, radius adjustable R10 ~ ∞

 

Download the PDF catalogue for Leeb hardness tester HLN-11A

 

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