大連軟管總成主要(yao)用(yong)(yong)于礦(kuang)井液(ye)(ye)壓(ya)(ya)(ya)(ya)(ya)支架(jia)、油(you)(you)田開(kai)采，適宜于工(gong)(gong)程(cheng)建筑、起重運(yun)輸(shu)、冶金(jin)鍛壓(ya)(ya)(ya)(ya)(ya)、礦(kuang)山設備、船舶、注塑機械、農業(ye)機械、各種機床以及各工(gong)(gong)業(ye)部門機械化、自動(dong)化液(ye)(ye)壓(ya)(ya)(ya)(ya)(ya)系統(tong)中(zhong)輸(shu)送具有一定壓(ya)(ya)(ya)(ya)(ya)力和(he)溫度的(de)(de)石油(you)(you)基(ji)(ji)，如(ru)礦(kuang)物油(you)(you)、可(ke)(ke)(ke)溶(rong)性油(you)(you)、液(ye)(ye)壓(ya)(ya)(ya)(ya)(ya)油(you)(you)、燃油(you)(you)、潤(run)滑油(you)(you)及水基(ji)(ji)液(ye)(ye)體，如(ru)乳(ru)化液(ye)(ye)、油(you)(you)水乳(ru)濁液(ye)(ye)、水等和(he)液(ye)(ye)體傳動(dong)用(yong)(yong)，最高(gao)耐工(gong)(gong)作(zuo)壓(ya)(ya)(ya)(ya)(ya)力可(ke)(ke)(ke)達60MPa。軟(ruan)(ruan)管規(gui)定的(de)(de)工(gong)(gong)作(zuo)壓(ya)(ya)(ya)(ya)(ya)力通(tong)常情況(kuang)下不(bu)(bu)能小(xiao)于最大(da)系統(tong)壓(ya)(ya)(ya)(ya)(ya)力,只有在(zai)不(bu)(bu)常使(shi)(shi)用(yong)(yong)的(de)(de)情況(kuang)下,才允許提(ti)高(gao)20%；對于使(shi)(shi)用(yong)(yong)頻繁、經常彎扭者(zhe)要(yao)降低40%。系統(tong)的(de)(de)沖(chong)擊壓(ya)(ya)(ya)(ya)(ya)力若(ruo)高(gao)于軟(ruan)(ruan)管規(gui)定的(de)(de)工(gong)(gong)作(zuo)壓(ya)(ya)(ya)(ya)(ya)力，不(bu)(bu)僅降低液(ye)(ye)壓(ya)(ya)(ya)(ya)(ya)軟(ruan)(ruan)管使(shi)(shi)用(yong)(yong)壽(shou)命，且可(ke)(ke)(ke)能導致人(ren)身設備事故(gu)。這(zhe)種氧(yang)化層極(ji)薄，透過它(ta)可(ke)(ke)(ke)以看到不(bu)(bu)銹鋼(gang)表面(mian)的(de)(de)自然光澤，使(shi)(shi)不(bu)(bu)銹鋼(gang)具有獨特的(de)(de)表面(mian)。而(er)且，如(ru)果損壞了表層，所暴露出(chu)的(de)(de)鋼(gang)表面(mian)會和(he)大(da)氣反應進(jin)行自我修理，重新形成這(zhe)種"鈍化膜"，繼續起保護作(zuo)用(yong)(yong)。