大連軟管總成主(zhu)要(yao)用于(yu)(yu)礦井液(ye)(ye)(ye)壓(ya)(ya)支架、油(you)(you)(you)田開(kai)采，適宜于(yu)(yu)工(gong)(gong)程(cheng)建筑、起(qi)重(zhong)運(yun)輸、冶金鍛(duan)壓(ya)(ya)、礦山(shan)設備、船舶、注塑機(ji)械、農業機(ji)械、各種機(ji)床(chuang)以(yi)及各工(gong)(gong)業部門(men)機(ji)械化(hua)、自(zi)(zi)動(dong)化(hua)液(ye)(ye)(ye)壓(ya)(ya)系(xi)統(tong)中輸送(song)具有一(yi)定壓(ya)(ya)力(li)和溫(wen)度(du)的石油(you)(you)(you)基(ji)，如(ru)礦物油(you)(you)(you)、可溶性油(you)(you)(you)、液(ye)(ye)(ye)壓(ya)(ya)油(you)(you)(you)、燃油(you)(you)(you)、潤滑油(you)(you)(you)及水(shui)(shui)基(ji)液(ye)(ye)(ye)體，如(ru)乳化(hua)液(ye)(ye)(ye)、油(you)(you)(you)水(shui)(shui)乳濁液(ye)(ye)(ye)、水(shui)(shui)等(deng)和液(ye)(ye)(ye)體傳動(dong)用，最高(gao)耐工(gong)(gong)作(zuo)壓(ya)(ya)力(li)可達60MPa。軟管規(gui)定的工(gong)(gong)作(zuo)壓(ya)(ya)力(li)通常(chang)情況下不能(neng)小于(yu)(yu)最大系(xi)統(tong)壓(ya)(ya)力(li),只(zhi)有在不常(chang)使(shi)用的情況下,才(cai)允許提(ti)高(gao)20%；對于(yu)(yu)使(shi)用頻繁、經常(chang)彎扭者要(yao)降(jiang)低40%。系(xi)統(tong)的沖擊壓(ya)(ya)力(li)若(ruo)高(gao)于(yu)(yu)軟管規(gui)定的工(gong)(gong)作(zuo)壓(ya)(ya)力(li)，不僅降(jiang)低液(ye)(ye)(ye)壓(ya)(ya)軟管使(shi)用壽命，且可能(neng)導致人身(shen)設備事故。這種氧化(hua)層極薄(bo)，透過它可以(yi)看到不銹鋼(gang)表面(mian)的自(zi)(zi)然(ran)光澤，使(shi)不銹鋼(gang)具有獨(du)特的表面(mian)。而且，如(ru)果損壞了表層，所暴露出的鋼(gang)表面(mian)會和大氣反(fan)應進行自(zi)(zi)我修理，重(zhong)新形成這種"鈍化(hua)膜"，繼續(xu)起(qi)保護(hu)作(zuo)用。