大連軟管總成主(zhu)要用(yong)(yong)(yong)于礦井液(ye)(ye)(ye)壓(ya)(ya)支架(jia)、油(you)田開(kai)采，適(shi)宜于工(gong)(gong)程建(jian)筑、起重(zhong)運(yun)輸(shu)、冶金鍛壓(ya)(ya)、礦山設(she)備(bei)、船舶(bo)、注塑(su)機(ji)械、農(nong)業(ye)機(ji)械、各種(zhong)(zhong)機(ji)床以及各工(gong)(gong)業(ye)部門機(ji)械化、自動(dong)化液(ye)(ye)(ye)壓(ya)(ya)系(xi)統(tong)中輸(shu)送具有(you)一(yi)定壓(ya)(ya)力(li)和(he)(he)溫度的(de)(de)石油(you)基，如(ru)礦物油(you)、可(ke)(ke)(ke)溶(rong)性(xing)油(you)、液(ye)(ye)(ye)壓(ya)(ya)油(you)、燃油(you)、潤滑油(you)及水基液(ye)(ye)(ye)體，如(ru)乳化液(ye)(ye)(ye)、油(you)水乳濁液(ye)(ye)(ye)、水等和(he)(he)液(ye)(ye)(ye)體傳動(dong)用(yong)(yong)(yong)，最高(gao)(gao)(gao)耐(nai)工(gong)(gong)作(zuo)壓(ya)(ya)力(li)可(ke)(ke)(ke)達60MPa。軟管(guan)規定的(de)(de)工(gong)(gong)作(zuo)壓(ya)(ya)力(li)通常情況下不能小于最大(da)系(xi)統(tong)壓(ya)(ya)力(li),只有(you)在(zai)不常使用(yong)(yong)(yong)的(de)(de)情況下,才(cai)允許提高(gao)(gao)(gao)20%；對(dui)于使用(yong)(yong)(yong)頻繁、經(jing)常彎扭者(zhe)要降低40%。系(xi)統(tong)的(de)(de)沖擊(ji)壓(ya)(ya)力(li)若(ruo)高(gao)(gao)(gao)于軟管(guan)規定的(de)(de)工(gong)(gong)作(zuo)壓(ya)(ya)力(li)，不僅降低液(ye)(ye)(ye)壓(ya)(ya)軟管(guan)使用(yong)(yong)(yong)壽命(ming)，且可(ke)(ke)(ke)能導致人身設(she)備(bei)事故。這種(zhong)(zhong)氧化層極薄(bo)，透過它可(ke)(ke)(ke)以看到不銹(xiu)鋼表(biao)面(mian)的(de)(de)自然光澤，使不銹(xiu)鋼具有(you)獨特的(de)(de)表(biao)面(mian)。而且，如(ru)果損壞了表(biao)層，所暴露出的(de)(de)鋼表(biao)面(mian)會和(he)(he)大(da)氣反應進行自我修理(li)，重(zhong)新形成這種(zhong)(zhong)"鈍化膜"，繼續(xu)起保護作(zuo)用(yong)(yong)(yong)。