大連軟管總成主(zhu)要(yao)用(yong)于(yu)礦(kuang)井液(ye)(ye)壓(ya)(ya)支架、油(you)田(tian)開采(cai)，適宜(yi)于(yu)工(gong)(gong)程建筑、起重運輸、冶金鍛壓(ya)(ya)、礦(kuang)山設備、船舶、注塑機(ji)械、農(nong)業(ye)機(ji)械、各種機(ji)床以及各工(gong)(gong)業(ye)部門機(ji)械化、自動化液(ye)(ye)壓(ya)(ya)系(xi)統中(zhong)輸送具有(you)一定(ding)壓(ya)(ya)力和溫度(du)的石(shi)油(you)基，如(ru)礦(kuang)物油(you)、可(ke)溶性(xing)油(you)、液(ye)(ye)壓(ya)(ya)油(you)、燃(ran)油(you)、潤(run)滑油(you)及水基液(ye)(ye)體，如(ru)乳化液(ye)(ye)、油(you)水乳濁(zhuo)液(ye)(ye)、水等和液(ye)(ye)體傳(chuan)動用(yong)，最高耐(nai)工(gong)(gong)作(zuo)壓(ya)(ya)力可(ke)達60MPa。軟管(guan)規(gui)定(ding)的工(gong)(gong)作(zuo)壓(ya)(ya)力通常情(qing)況下(xia)不(bu)能(neng)小(xiao)于(yu)最大系(xi)統壓(ya)(ya)力,只有(you)在不(bu)常使(shi)用(yong)的情(qing)況下(xia),才允(yun)許提高20%；對于(yu)使(shi)用(yong)頻繁(fan)、經(jing)常彎扭者要(yao)降低40%。系(xi)統的沖擊壓(ya)(ya)力若高于(yu)軟管(guan)規(gui)定(ding)的工(gong)(gong)作(zuo)壓(ya)(ya)力，不(bu)僅(jin)降低液(ye)(ye)壓(ya)(ya)軟管(guan)使(shi)用(yong)壽命，且可(ke)能(neng)導致人身設備事故。這種氧(yang)化層極薄，透過它可(ke)以看到不(bu)銹(xiu)鋼表(biao)(biao)面(mian)(mian)的自然光(guang)澤(ze)，使(shi)不(bu)銹(xiu)鋼具有(you)獨(du)特(te)的表(biao)(biao)面(mian)(mian)。而(er)且，如(ru)果損壞了表(biao)(biao)層，所(suo)暴露出的鋼表(biao)(biao)面(mian)(mian)會和大氣反應進行自我修理，重新形成這種"鈍化膜"，繼(ji)續起保護作(zuo)用(yong)。