Icyuma kitagira umuyonga

Umuyoboro udafite ingese ni umuyoboro wubusa, ntaho uhurira nicyuma.
Ibiranga ibyuma bidafite ingese: icyambere, ubunini bwurukuta rwurukuta rwibicuruzwa, ni ubukungu kandi bufatika, ubunini bwurukuta ruto, igiciro cyo gutunganya kizamuka cyane;Icya kabiri, inzira yibicuruzwa igena imikorere yayo igarukira, muri rusange ibyuma bitagira ibyuma byuzuye ni bike: uburebure bwurukuta rutaringaniye, umucyo muke imbere yinyuma, igiciro kinini cyo kugereranya, hamwe nubuso bwimbere no gutobora, ibibara byirabura ntibyoroshye kuvanaho ;Icya gatatu, gutahura no gushiraho bigomba gukorerwa kumurongo.Kubwibyo, ifite ibyiza byayo mumuvuduko mwinshi, imbaraga nyinshi nibikoresho byububiko.

Ibigize ibyuma bitagira umuyonga bidafite ingese, ukurikije imiterere yimiti hamwe nubukanishi bwibikoresho byo mu rugo bidafite kashe, nka 10, 15, 20, 25, 30, 35, 40, 45 na 50 ibyuma bigomba kubahiriza ibivugwa muri GB / T699 -88.Imiyoboro itumizwa mu mahanga igomba kugenzurwa hakurikijwe ibipimo biteganijwe mu masezerano.Ibigize imiti ya 09MnV, 16Mn, 15MnV ibyuma bigomba kubahiriza ibivugwa muri GB1591-79.Ahanini ikoreshwa mumazi atanga imiyoboro, uruganda rutekesha, ubwubatsi, uruganda rutunganya imashini.