Iko ukobvu kweiyo color zinc passivation firimu ndeye 8-15μm, munyu wekupfira muyedzo unopfuura maawa makumi manomwe neshanu, uye kutaridzika kwemuraraungu. Kana trevalent trombium kupanduka inoshandiswa, iko kudzivirirwa kwekudzivirira kwekuchengetedza kwakanaka.
Musoro uri muchinjiko-groove counterunk dhizaini, iyo inogona kuvanzika mune yekuisa pasi kuti ichengetedze nzvimbo yepasi. Iyo Drill Bit Diameter inoenderana neyakawa dhizaini (yakadai seSt4.2 Drill Bit Diameter 4.2mm), inoenderana neGB / T 15856.1-2002 mwero.
Kambani yedu inonyanya kubuditsa uye inotengesa masimba akasiyana-siyana masimba, hoops, photovoltaic accessories, simbi dhizaini dzakamisikidzwa zvikamu, nezvimwe.