大連軟管總成主要(yao)用(yong)于(yu)礦(kuang)井液(ye)壓(ya)(ya)(ya)支(zhi)架、油(you)(you)田(tian)開采，適宜于(yu)工(gong)(gong)程(cheng)建筑、起(qi)重運輸(shu)、冶金鍛壓(ya)(ya)(ya)、礦(kuang)山設備、船舶、注塑機(ji)(ji)械(xie)、農(nong)業機(ji)(ji)械(xie)、各(ge)種機(ji)(ji)床以及(ji)各(ge)工(gong)(gong)業部(bu)門機(ji)(ji)械(xie)化(hua)(hua)(hua)、自動化(hua)(hua)(hua)液(ye)壓(ya)(ya)(ya)系(xi)統中輸(shu)送具有(you)一定壓(ya)(ya)(ya)力和溫度的(de)(de)(de)石油(you)(you)基，如礦(kuang)物油(you)(you)、可(ke)溶性油(you)(you)、液(ye)壓(ya)(ya)(ya)油(you)(you)、燃(ran)油(you)(you)、潤滑油(you)(you)及(ji)水(shui)基液(ye)體，如乳化(hua)(hua)(hua)液(ye)、油(you)(you)水(shui)乳濁液(ye)、水(shui)等和液(ye)體傳動用(yong)，最(zui)高耐工(gong)(gong)作壓(ya)(ya)(ya)力可(ke)達(da)60MPa。軟(ruan)(ruan)管規(gui)定的(de)(de)(de)工(gong)(gong)作壓(ya)(ya)(ya)力通(tong)常情(qing)況(kuang)下不(bu)能小于(yu)最(zui)大系(xi)統壓(ya)(ya)(ya)力,只有(you)在(zai)不(bu)常使(shi)用(yong)的(de)(de)(de)情(qing)況(kuang)下,才(cai)允許提(ti)高20%；對于(yu)使(shi)用(yong)頻繁、經常彎扭者要(yao)降低40%。系(xi)統的(de)(de)(de)沖擊(ji)壓(ya)(ya)(ya)力若高于(yu)軟(ruan)(ruan)管規(gui)定的(de)(de)(de)工(gong)(gong)作壓(ya)(ya)(ya)力，不(bu)僅降低液(ye)壓(ya)(ya)(ya)軟(ruan)(ruan)管使(shi)用(yong)壽命，且可(ke)能導致人身設備事故。這種氧(yang)化(hua)(hua)(hua)層極薄，透過(guo)它可(ke)以看到(dao)不(bu)銹(xiu)鋼表面(mian)(mian)的(de)(de)(de)自然光澤，使(shi)不(bu)銹(xiu)鋼具有(you)獨特的(de)(de)(de)表面(mian)(mian)。而且，如果損(sun)壞了(le)表層，所(suo)暴露出的(de)(de)(de)鋼表面(mian)(mian)會和大氣反應進行(xing)自我修理，重新形成這種"鈍化(hua)(hua)(hua)膜(mo)"，繼續(xu)起(qi)保護作用(yong)。