大連軟管總成主要(yao)(yao)用(yong)(yong)于(yu)礦井液(ye)壓(ya)支架、油(you)田開采(cai)，適宜于(yu)工(gong)程建筑(zhu)、起重(zhong)運輸(shu)、冶金鍛(duan)壓(ya)、礦山設備、船(chuan)舶、注塑機(ji)械、農業機(ji)械、各種(zhong)(zhong)機(ji)床(chuang)以(yi)及各工(gong)業部門機(ji)械化(hua)(hua)(hua)、自(zi)動化(hua)(hua)(hua)液(ye)壓(ya)系(xi)統(tong)中輸(shu)送具(ju)有(you)一定(ding)(ding)壓(ya)力和(he)溫(wen)度的(de)(de)(de)石(shi)油(you)基(ji)，如礦物油(you)、可(ke)溶(rong)性(xing)油(you)、液(ye)壓(ya)油(you)、燃油(you)、潤(run)滑(hua)油(you)及水基(ji)液(ye)體(ti)，如乳化(hua)(hua)(hua)液(ye)、油(you)水乳濁液(ye)、水等和(he)液(ye)體(ti)傳(chuan)動用(yong)(yong)，最(zui)高(gao)(gao)耐(nai)工(gong)作(zuo)壓(ya)力可(ke)達60MPa。軟(ruan)管(guan)規定(ding)(ding)的(de)(de)(de)工(gong)作(zuo)壓(ya)力通常情況(kuang)下不(bu)能小(xiao)于(yu)最(zui)大(da)系(xi)統(tong)壓(ya)力,只有(you)在不(bu)常使(shi)用(yong)(yong)的(de)(de)(de)情況(kuang)下,才(cai)允許提高(gao)(gao)20%；對于(yu)使(shi)用(yong)(yong)頻(pin)繁、經(jing)常彎扭者要(yao)(yao)降低(di)40%。系(xi)統(tong)的(de)(de)(de)沖擊壓(ya)力若高(gao)(gao)于(yu)軟(ruan)管(guan)規定(ding)(ding)的(de)(de)(de)工(gong)作(zuo)壓(ya)力，不(bu)僅降低(di)液(ye)壓(ya)軟(ruan)管(guan)使(shi)用(yong)(yong)壽命(ming)，且可(ke)能導致人身設備事故。這種(zhong)(zhong)氧化(hua)(hua)(hua)層(ceng)極薄，透(tou)過它可(ke)以(yi)看到不(bu)銹鋼表(biao)面(mian)的(de)(de)(de)自(zi)然光澤，使(shi)不(bu)銹鋼具(ju)有(you)獨特的(de)(de)(de)表(biao)面(mian)。而且，如果(guo)損壞了表(biao)層(ceng)，所(suo)暴露出的(de)(de)(de)鋼表(biao)面(mian)會和(he)大(da)氣反應進(jin)行自(zi)我修理，重(zhong)新形成這種(zhong)(zhong)"鈍化(hua)(hua)(hua)膜"，繼續起保護作(zuo)用(yong)(yong)。