Ingero zingana zingana
Icyuma kiringaniye gishobora kugabanywamo ubwoko bubiri: ubunini butaringaniye nubunini butangana.
GB / T2101-89 (Ingingo rusange zerekeye igice cyo kwemerera ibyuma, gupakira, ibimenyetso hamwe nicyemezo cyiza);GB9787-88 / GB9788-88.JISG3192- 94 (imiterere, ingano, uburemere no kwihanganira ibyuma bishyushye bizunguruka);DIN17100-80 (ubuziranenge bwibikoresho bisanzwe byubatswe);ГОСТ535-88 (imiterere ya tekinike yicyuma gisanzwe cya karubone).
Ukurikije ibipimo byavuzwe haruguru, impande zingana zingana zigomba gutangwa mu bupfundikizo, kandi umubare w’imigozi n'uburebure bw'umugozi umwe ugomba kubahiriza amabwiriza.Icyuma kiringaniye kiringaniye gitangwa cyambaye ubusa, kandi ni ngombwa kwitondera kutagira ubushuhe mugihe cyo gutwara no kubika.
Inguni y'icyuma-Hariho ubwoko bubiri bwicyuma kingana nicyuma kingana.Ibisobanuro byibyuma bingana ibyuma bigaragazwa nubunini bwuburebure bwuruhande nubugari bwuruhande.Yerekeza ku cyuma gifite igice cyambukiranya impande n'uburebure butangana ku mpande zombi.Nubwoko bwicyuma.Uburebure bwacyo buri hagati ya 25mm × 16mm kugeza 200mm × 125mm.Kuzunguruka n'urusyo rushyushye.Ibyuma bingana bingana bikoreshwa cyane mubyuma bitandukanye, ibiraro, gukora imashini ninganda zubaka ubwato.
