Ndechipi Kusiyana Pakati Pakutambudzika, Simba, uye Urema?
Kuoma kwechiyero chiyero chekuti simba rakawanda sei simbi rinogona kunyora musati rapturing kana fracturing. Inobatanidzawo nekukwanisa kwesimbi kupfugama pasina kuputsa.
Kusiyana kwei pakati pekutambudzika, kuoma, uye simba?
Kuoma, kuoma, nesimba zvinonzwika semafanana akafanana. Izvozvi, apo vose vari vaviri vanoyera kukwanisa kwesimbi kumira pasi pekunetseka, ivo vakasiyana zvikuru kune mumwe.
- Kuoma kwechiyero ndiko kukwanisa kwesimbi kunoramba kwakaperera pavanenge vachimanikidzirwa, vakagumburwa, kana kuti vakaremara. Simbi inogona kuvharidzirwa pasina kuputsa yakaoma kupfuura yesimbi inoputsa pane kupeta.
- Utoro ihwu chiyero chechigoni chesimbi kunorwisana kukakavadzana uye naizvozvo kudzivisa kubvisa. Dhaimondi, somuenzaniso, yakaoma zvikuru. Izvo zvakaoma zvikuru kupararira pamusoro peDhamondi. Asi dhamondi haisi kunyanya kuoma, sezvo inogona nyore nyore kuputika nekuoma kwakasimba.
- Simba chiyero chehuwandu hwemasimba anoshandiswa kukotamisa simbi. Zvimwe zvishandisi zvinonyoresa uye zvino zvakakosha kune zvishongo uye kushandiswa kwakafanana. Zvimwe zvakasimba kwazvo uye zvino zvinokosheswa kushandiswa muzvivako zvakakura.
Zvinogoneka kuti simbi ive yakasimba, yakaoma, uye yakasimba-kana chero kusanganiswa kwehutatu huno. Pakusarudza simbi nokuda kwekushandiswa kwakasiyana, metallurgist anotarisa kusangana kwakakodzera kwekuoma, kuoma, nesimba.
Muzviitiko zvizhinji, zvigadzirwa zvinoshandiswa nemamwe masimbi kuti awedzere, somuenzaniso, kuoma kune imwe nsimbi yakaoma kana simba kumatare akaoma.
Kuoma Kwakaedzwa Sei?
Kunyange zvazvo kwete technically kuedza kwehutano, kuoma kwezvinhu kunonyanya kuyerwa nemuedzo unobatsira unozivikanwa seCharpy V-notch test (CVN).
Muchidimbu CVN kuongorora, 10 mm x 10 mm square bar ine zvinyorwa zvishoma "V" zvakasikwa zvakashongedzwa pane imwe chiso.
Nyundo inobhururuka kubva pendulum yakakura icharova rutivi rwakatarisana nechechi. Kana iyo simbi isingaputsiki, huwandu hwemagetsi hunowedzera kusvikira dare rinopera. Pane imwechete iyo Charpy inogadzira mishonga inoputsa bhari, huwandu hwesimba hunofanirwa kukonzera kuputika kwakanyorwa, kupa chiyero chekuoma mumapound-tsoka.