大連軟管總成主要(yao)用(yong)(yong)(yong)于(yu)礦(kuang)井液壓(ya)(ya)支(zhi)架、油(you)(you)田開采，適(shi)宜于(yu)工(gong)程建筑、起重(zhong)運輸(shu)、冶金鍛壓(ya)(ya)、礦(kuang)山設(she)(she)備、船舶、注(zhu)塑機械(xie)、農業(ye)機械(xie)、各(ge)種(zhong)機床以(yi)及(ji)各(ge)工(gong)業(ye)部門(men)機械(xie)化(hua)、自動化(hua)液壓(ya)(ya)系(xi)統中輸(shu)送具有(you)一定(ding)壓(ya)(ya)力(li)(li)和溫度的石油(you)(you)基，如礦(kuang)物油(you)(you)、可(ke)溶性油(you)(you)、液壓(ya)(ya)油(you)(you)、燃油(you)(you)、潤滑油(you)(you)及(ji)水(shui)(shui)(shui)基液體，如乳化(hua)液、油(you)(you)水(shui)(shui)(shui)乳濁液、水(shui)(shui)(shui)等和液體傳動用(yong)(yong)(yong)，最高耐(nai)工(gong)作(zuo)壓(ya)(ya)力(li)(li)可(ke)達60MPa。軟管(guan)規定(ding)的工(gong)作(zuo)壓(ya)(ya)力(li)(li)通(tong)常情(qing)(qing)況(kuang)下不(bu)能小于(yu)最大系(xi)統壓(ya)(ya)力(li)(li),只有(you)在不(bu)常使(shi)用(yong)(yong)(yong)的情(qing)(qing)況(kuang)下,才(cai)允許(xu)提高20%；對于(yu)使(shi)用(yong)(yong)(yong)頻繁、經常彎扭者要(yao)降(jiang)低(di)40%。系(xi)統的沖(chong)擊壓(ya)(ya)力(li)(li)若高于(yu)軟管(guan)規定(ding)的工(gong)作(zuo)壓(ya)(ya)力(li)(li)，不(bu)僅降(jiang)低(di)液壓(ya)(ya)軟管(guan)使(shi)用(yong)(yong)(yong)壽命，且可(ke)能導致人身(shen)設(she)(she)備事(shi)故。這(zhe)種(zhong)氧化(hua)層極薄，透過它可(ke)以(yi)看到不(bu)銹鋼(gang)表(biao)面的自然(ran)光澤，使(shi)不(bu)銹鋼(gang)具有(you)獨特的表(biao)面。而且，如果損壞了表(biao)層，所暴露出的鋼(gang)表(biao)面會(hui)和大氣(qi)反應進行自我修理，重(zhong)新形成這(zhe)種(zhong)"鈍(dun)化(hua)膜"，繼續起保護作(zuo)用(yong)(yong)(yong)。