| Impact energy | 11 (Num) |
| Impact device Mass | 7.3g |
| Ball Hardness | 1600(HV) |
| Ball head diameter | 3mm |
| Ball head material | Tungsen carbide |
| Impact device diameter | 20mm |
| Impact device length | 86mm |
| Impact device Mass | 50g |
| Maximum Specimen Hardness | 940HV |
| Roughness class standard | N7 (ISO) |
| Maximum Surface Roughness of Specimen | 10(UM) |
| Specimen Surface Roughness | 2UM |
| Minimum specimen Weight | 5kg |
| Requires a stable minimum support Weight | 2(kg) |
| Needs to be coupling time Minimum Film thickness | 0.1(kg) |
| Minimum test Film thickness | 3mm |
| Minimum depth of hardened layer | 0.8mm |
| Indentation diameter | 0.54mm |
| Indentation depth | 24(un) |
| Indentation diameter | 17mm |
| Indentation depth | 17(un) |
| Indentation diameter | 0.35mm |
This product is a consumable product and there is no warranty period. If there is a quality problem after receiving the goods, the customer can take photos in time to apply for return and exchange. For the definition of return and exchange, please refer to the mall return and exchange guidelines.