Zvisungo zvinhu zvakakosha pakubatanidza michina, uye mwero wekuoma kwazvo ndeimwe yezviratidzo zvakakosha zvekuyera kunaka kwazvo.
Zvichienderana nenzira dzakasiyana dzekuedza kuomarara, nzira dzekuedza kuomarara dzeRockwell, Brinell naVickers dzinogona kushandiswa kuyedza kuomarara kwezvisungo.
Kuedza kuomarara kweVickers kunoenderana neISO 6507-1, kuyedza kuomarara kweBrinell kunoenderana neISO 6506-1, uye kuyedza kuomarara kweRockwell kunoenderana neISO 6508-1.
Nhasi, ndichakuratidza nzira yekuomarara kwe micro-Vickers yekuyera kubviswa kwekabhoni pamusoro uye kudzika kwechikamu chezvisungo chakabviswa kabhoni mushure mekupisa.
Kuti uwane rumwe ruzivo, ndapota tarisai mwero wenyika weGB 244-87 kuti muwane mitemo yemiganhu yekuyera pahudzamu hwechikamu chakabviswa kabhoni.
Nzira yekuyedza micro-Vickers inoitwa zvichienderana neGB/T 4340.1.
Muenzaniso unowanzo gadzirwa nekutora sampuro, kukuya nekupukuta, wobva waiswa pa micro-hardness tester kuti uone daro kubva pamusoro kusvika panosvika kukosha kwekuomarara kunodiwa. Matanho chaiwo ekushanda anotemerwa nedanho re otomatiki re hardness tester yaishandiswa chaizvo.
Nguva yekutumira: Chikunguru-18-2024
