| Subject | English | German |
| met. | ball hardness test | Kugeldruckprobe |
| tech., mater.sc. | ball hardness testing | Kugeldruckversuch |
| tech., mater.sc. | ball hardness testing | Kugeldruckprobe |
| met. | ball hardness testing machine | Kugelhärteprüfer |
| met. | Brinell hardness test | Brinellhärteprobe |
| tech. | brinell hardness test | Haertepruefung nach Brinell |
| meas.inst. | Brinell hardness test | Brinellprüfung |
| mech., meas.inst. | Brinell hardness test | Brinellprobe |
| meas.inst. | Brinell hardness test | Kugeldruckprobe |
| meas.inst. | Brinell hardness test | Kugeldruckhärteprüfung |
| tech. | brinell hardness test | Brinellhaertepruefung |
| tech. | brinell hardness test method | Eindruckverfahren |
| tech., mater.sc. | Brinell hardness testing | Kugeldruckhärteprüfung |
| tech., mater.sc. | Brinell hardness testing | Härteprüfung nach Brinell |
| tech., mater.sc. | Brinell hardness testing | Kugeldruckversuch nach Brinell |
| tech., mater.sc. | diamond pyramid hardness testing | Härteprüfung nach Vickers |
| tech., mater.sc. | diamond pyramid hardness testing | Härteversuch nach Vickers |
| tech. | diamond-pyramid hardness test | Pyramidenhaertepruefung |
| tech. | diamond-pyramid hardness test | Vickershaertepruefung |
| tech. | diamond-pyramid hardness test | Haertepruefung nach Vickers |
| phys. | diamond-pyramid-hardness testing machine | Pyramidenhärteprüfgerät |
| tech. | DP hardness test | Pyramidenhaertepruefung |
| tech. | DP hardness test | Vickershaertepruefung |
| tech. | DP hardness test | Haertepruefung nach Vickers |
| phys. | dynamic hardness test | Schlaghärteprüfung |
| tech. | dynamic-hardness test | Einhiebverfahren |
| met. | file hardness testing | Feilenhärteprobe |
| med.appl. | hardness test | Härtetest |
| phys. | hardness testing | Härteprüfung |
| auto. | hardness testing | Härtemessung |
| met. | hardness testing by indentation | Härteprüfung |
| meas.inst. | hardness testing by indentation | Kugeldruckprüfung |
| met. | hardness testing by indentation | Kugeldruck |
| met., meas.inst. | hardness testing by penetration | Kugeldruckprüfung |
| tech., mater.sc. | hardness testing,hardness test | Härteprüfung |
| opt. | hardness testing machine | Härteprüfmaschine |
| tech., mater.sc. | hardness testing machine | Härteprüfgerät |
| automat. | hardness-testing automaton | Härteprüfautomat |
| tech. | impact-hardness test | Einhiebverfahren |
| meas.inst. | indentation hardness test | Vickers-Härteprüfung |
| meas.inst. | indentation hardness test | Eindruck-Härteprüfung |
| construct. | Rockwell hardness test | Rockwellhärteprüfung |
| tech. | Rockwell hardness test | Härteprüfung nach Rockwell. Rockwell-Härteprüfung |
| meas.inst. | sclerometric hardness test | Ritzhärteprüfung |
| tech. | scleroscope hardness test | Skleroskophärteprüfung |
| tech. | scleroscope hardness test | Skleroskophaerteversuch |
| tech. | scleroscope hardness test | Kugelfallprobe |
| meas.inst. | scleroscope hardness test of Shore | Shoresche Härteprüfung |
| meas.inst. | scleroscope hardness test of Shore | Fallhärteprüfung |
| meas.inst. | Shore hardness test | Shoresche Härteprüfung |
| met., meas.inst. | Shore hardness test | Fallhärteprüfung |
| phys. | Shore hardness testing | Shore-Härteprüfung |
| met. | Tukon hardness testing | Tukon-Härteprüfung |
| met. | Vickers hardness test | Vickershärteprobe |
| met. | Vickers hardness test | Vickersprobe |
| met., meas.inst. | Vickers hardness test | Eindruck-Härteprüfung |
| construct. | Vickers hardness test | Vickershärteprüfung |
| phys. | Vickers hardness testing | Vickers-Härteprüfung |
| phys. | Vickers hardness testing | Pyramidenhärteprüfung |
| met. | Vickers hardness testing machine | Haertepruefgeraet nach Vickers |