大連軟管總成主要用(yong)(yong)(yong)于礦(kuang)井液(ye)(ye)壓(ya)(ya)(ya)支架(jia)、油(you)田開采(cai)，適宜于工(gong)程建筑、起重(zhong)運(yun)輸、冶金鍛壓(ya)(ya)(ya)、礦(kuang)山設備、船舶、注塑機(ji)(ji)械、農業(ye)機(ji)(ji)械、各(ge)種(zhong)機(ji)(ji)床以及(ji)各(ge)工(gong)業(ye)部門(men)機(ji)(ji)械化、自(zi)動(dong)化液(ye)(ye)壓(ya)(ya)(ya)系統(tong)中(zhong)輸送具(ju)有(you)一(yi)定(ding)壓(ya)(ya)(ya)力(li)和溫度的(de)(de)石油(you)基，如(ru)礦(kuang)物油(you)、可溶(rong)性(xing)油(you)、液(ye)(ye)壓(ya)(ya)(ya)油(you)、燃油(you)、潤滑油(you)及(ji)水基液(ye)(ye)體，如(ru)乳化液(ye)(ye)、油(you)水乳濁液(ye)(ye)、水等和液(ye)(ye)體傳動(dong)用(yong)(yong)(yong)，最高耐工(gong)作(zuo)(zuo)壓(ya)(ya)(ya)力(li)可達60MPa。軟(ruan)(ruan)管(guan)規定(ding)的(de)(de)工(gong)作(zuo)(zuo)壓(ya)(ya)(ya)力(li)通常(chang)情況(kuang)下(xia)不能小于最大系統(tong)壓(ya)(ya)(ya)力(li),只有(you)在不常(chang)使(shi)用(yong)(yong)(yong)的(de)(de)情況(kuang)下(xia),才允(yun)許提高20%；對于使(shi)用(yong)(yong)(yong)頻繁、經常(chang)彎扭者要降低40%。系統(tong)的(de)(de)沖擊壓(ya)(ya)(ya)力(li)若高于軟(ruan)(ruan)管(guan)規定(ding)的(de)(de)工(gong)作(zuo)(zuo)壓(ya)(ya)(ya)力(li)，不僅降低液(ye)(ye)壓(ya)(ya)(ya)軟(ruan)(ruan)管(guan)使(shi)用(yong)(yong)(yong)壽(shou)命，且(qie)可能導致(zhi)人身(shen)設備事(shi)故。這(zhe)種(zhong)氧化層極薄，透過它可以看到不銹鋼表面的(de)(de)自(zi)然光(guang)澤，使(shi)不銹鋼具(ju)有(you)獨特的(de)(de)表面。而且(qie)，如(ru)果損壞了(le)表層，所暴露出的(de)(de)鋼表面會和大氣反應進行自(zi)我(wo)修理，重(zhong)新(xin)形成這(zhe)種(zhong)"鈍(dun)化膜(mo)"，繼續起保護作(zuo)(zuo)用(yong)(yong)(yong)。