大連軟管總成主要(yao)用(yong)(yong)于礦(kuang)井液(ye)(ye)(ye)壓(ya)(ya)(ya)支架(jia)、油(you)(you)田(tian)開采，適宜于工(gong)(gong)程建筑、起重運輸、冶金鍛(duan)壓(ya)(ya)(ya)、礦(kuang)山設備、船舶、注塑(su)機(ji)械(xie)、農業(ye)機(ji)械(xie)、各種(zhong)機(ji)床以(yi)及各工(gong)(gong)業(ye)部門(men)機(ji)械(xie)化(hua)、自動化(hua)液(ye)(ye)(ye)壓(ya)(ya)(ya)系(xi)統中輸送(song)具有一定(ding)(ding)壓(ya)(ya)(ya)力(li)和溫度的(de)石油(you)(you)基，如(ru)礦(kuang)物油(you)(you)、可溶性油(you)(you)、液(ye)(ye)(ye)壓(ya)(ya)(ya)油(you)(you)、燃油(you)(you)、潤滑(hua)油(you)(you)及水(shui)基液(ye)(ye)(ye)體，如(ru)乳化(hua)液(ye)(ye)(ye)、油(you)(you)水(shui)乳濁液(ye)(ye)(ye)、水(shui)等(deng)和液(ye)(ye)(ye)體傳動用(yong)(yong)，最(zui)高(gao)(gao)(gao)耐工(gong)(gong)作(zuo)壓(ya)(ya)(ya)力(li)可達60MPa。軟(ruan)管(guan)規(gui)定(ding)(ding)的(de)工(gong)(gong)作(zuo)壓(ya)(ya)(ya)力(li)通常情(qing)況(kuang)(kuang)下不能小(xiao)于最(zui)大(da)系(xi)統壓(ya)(ya)(ya)力(li),只有在(zai)不常使(shi)用(yong)(yong)的(de)情(qing)況(kuang)(kuang)下,才允許提高(gao)(gao)(gao)20%；對于使(shi)用(yong)(yong)頻繁、經常彎扭者要(yao)降低40%。系(xi)統的(de)沖擊壓(ya)(ya)(ya)力(li)若高(gao)(gao)(gao)于軟(ruan)管(guan)規(gui)定(ding)(ding)的(de)工(gong)(gong)作(zuo)壓(ya)(ya)(ya)力(li)，不僅降低液(ye)(ye)(ye)壓(ya)(ya)(ya)軟(ruan)管(guan)使(shi)用(yong)(yong)壽命，且(qie)可能導(dao)致(zhi)人身(shen)設備事(shi)故(gu)。這(zhe)(zhe)種(zhong)氧化(hua)層(ceng)(ceng)極薄，透過它可以(yi)看到不銹(xiu)鋼(gang)表(biao)面(mian)的(de)自然(ran)光澤，使(shi)不銹(xiu)鋼(gang)具有獨特的(de)表(biao)面(mian)。而且(qie)，如(ru)果損(sun)壞了表(biao)層(ceng)(ceng)，所暴露出的(de)鋼(gang)表(biao)面(mian)會和大(da)氣反應進(jin)行自我修理，重新形成這(zhe)(zhe)種(zhong)"鈍化(hua)膜"，繼(ji)續起保護作(zuo)用(yong)(yong)。