Wireless Probe Dl D E Metal Hardness Tester For Petroleum Chemistry
Impact device/Probe for IMPACT DEVICE
Leeb hardness tester
Various impact devices includes analog impact device, digital impact device, wireless impact device, universal impact device and unique reading probe, they are designed for Leeb hardness testers, which make the testers suitable for testing the hardness of all metals. They are widely used in the industry of power, petro chemistry, air space, vehicle, machine and so on.
Specifications
| Impact Device (Probe) | Description |
| D | Universal standard unit for majority of hardness testing assignments. |
| DC | Extremely short impact device, other specs identical with type D. |
| Application: | Highly confined spaces. |
| Holes and cylinders. | |
| Internal measurements on assembled machines | |
| D+15 | Slim front section |
| Application: | Grooves and recessed surfaces |
| DL | Extremely slim front section. |
| Application: | Extremely confined spaces |
| Base of grooves | |
| C | Reduced impact energy (compared with type D) |
|
Application:
|
Surface hardened components, coatings |
| Minimum layer thickness: 0.2mm | |
| Thin walled or impact sensitive components (small measuring indentation) | |
| E | Synthetic diamond test tip (approx.5000 HV) |
| Application: | Extremely high hardness measurement such as high carbon steel up to 1200 HV |
| G | Enlarged test tip, increased impact energy(approx. 9 times that of type D) |
| Application: | Brinell hardness range only |
| Heavy cast and forged parts with lower demands on surface finish |
Meaning of Various Symbols Symbol Meaning
Leeb hardness value obtained with impact device D HLD
Leeb hardness value obtained with impact device DC HLDC
Leeb hardness value obtained with impact device G HLG
Leeb hardness value obtained with impact device C HLC
Leeb hardness value obtained with impact device D+15 HLD+15
Leeb hardness value obtained with impact device E HLE
Leeb hardness value obtained with impact device DL HLDL
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