LEEB D Hardness Gauge Impact device leeb120 and leeb140 Leeb Hardness Tester standard
The LEEB D Impact unit is standard on the LEEB 120 and LEEB 140 Leeb Hardness Testers for the Hardness measurement of steel, cast iron, brass, bronze and other materials.
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product description
Leeb D-type impact device is a standard accessory for Leeb120 and Leeb140 Leeb Hardness Testers. It is suitable for measuring the hardness of steel, cast iron, brass, bronze and other materials, and has a wide range of applications.
Product testing range
| Material | Hardness system | Impact device | |||
| D/DC | C | G | DL | ||
| steel and cast steel | HRC | 17.1～68.5 | 20.0～69.5 | 20.6～68.2 | |
| HRB | 59.6～99.6 | 47.7～99.9 | 37.0～99.9 | ||
| HB | 140～651 | 80～683 | 90～646 | 150～646 | |
| HV | 83～976 | 80～996 | 85～950 | ||
| HS | 26.4～99.5 | 31.9～102.3 | 26.5～99.4 | ||
| forged steel | HB | 142～651 | |||
| alloy tool steel | HRC | 17.1～67.1 | 20.0～69.5 | ||
| HV | 83～976 | 80～996 | |||
| Stainless steel | HRB | 59.6～99.6 | |||
| HB | 140～651 | ||||
| HV | 83～976 | ||||
| grey cast iron | 140～334 | 92～326 | |||
| Ductile Iron | HB | 140～387 | 140～364 | ||
| cast aluminum alloy | HB | 30～159 | |||
| copper zinc alloy | HB | 40～173 | |||
| Copper-tin alloy (bronze) | HB | 60～290 | |||
| pure copper | HB | 45～315 | |||
Pictures
Leeb Type D Impact device (Hardness Gauge)Specifications
| LIST | VALUE |
|---|---|
| Impact energy | 11mJ |
| Impact device Mass | 5.5g/7.2g |
| Ball Hardness | 1600HV |
| Ball head diameter | 3mm |
| Ball head material | tungsten carbide |
| Impact device diameter | 20mm |
| Impact device length | 86(147)/ 75mm |
| Impact device Mass | 50g |
| Maximum Specimen Hardness | 940HV |
| Specimen Surface Roughness | 1.6µm |
| Minimum specimen Weight | >5kg |
| Need stable support | 2~5kg |
| Dense coupling is required | 0.05~2kg |
| Minimum test Film thickness | 5mm |
| Minimum depth of hardened layer | ≥0.8mm |
| Hardness 300HV Indentation Diameter | 0.54mm |
| Hardness 300HV Indentation | 24µm |
| Hardness 600HV Indentation Diameter | 0.54mm |
| Hardness 600HV Indentation | 17µm |
| Hardness 800HV Indentation Diameter | 0.35mm |
| Hardness 800HV Indentation | 10µm |
| Application of impact device | Type D for conventional measurements |
Leeb Type D Impact device (Hardness Gauge) Packing list
Impact device x1, Certificate x1, Manual x1, Encasement box x1
[Note] Because the manufacturer's packaging may be updated or upgraded, the detailed packaging list shall be subject to the latest standard configuration of the manufacturer.
FAQ
- ActiveDL/T 1845-2018
- ActiveGB/T 13313-2008
- ActiveGB/T 17394.1-2014
- ActiveGB/T 17394.4-2014
- ActiveGB/T 17394.3-2022
- ActiveGB/T 17394.2-2022
- AbolishGB/T 17394-1998
- AbolishGB/T 17394.3-2012
- AbolishGB/T 17394.2-2012
- ActiveJB/T 9378-2001