大連軟管總成主要用(yong)(yong)于(yu)(yu)礦井(jing)液(ye)(ye)壓(ya)(ya)(ya)支架、油田開采(cai)，適(shi)宜于(yu)(yu)工(gong)(gong)(gong)程(cheng)建筑、起重運輸、冶(ye)金鍛壓(ya)(ya)(ya)、礦山設(she)備、船舶、注(zhu)塑機(ji)(ji)械、農業機(ji)(ji)械、各種(zhong)機(ji)(ji)床(chuang)以及各工(gong)(gong)(gong)業部門機(ji)(ji)械化(hua)(hua)(hua)、自動(dong)化(hua)(hua)(hua)液(ye)(ye)壓(ya)(ya)(ya)系(xi)統(tong)中(zhong)輸送具(ju)有(you)(you)一定壓(ya)(ya)(ya)力(li)(li)和溫(wen)度的(de)石油基(ji)，如礦物(wu)油、可(ke)(ke)溶性(xing)油、液(ye)(ye)壓(ya)(ya)(ya)油、燃油、潤滑(hua)油及水(shui)(shui)基(ji)液(ye)(ye)體，如乳化(hua)(hua)(hua)液(ye)(ye)、油水(shui)(shui)乳濁液(ye)(ye)、水(shui)(shui)等和液(ye)(ye)體傳動(dong)用(yong)(yong)，最(zui)高(gao)耐工(gong)(gong)(gong)作(zuo)壓(ya)(ya)(ya)力(li)(li)可(ke)(ke)達60MPa。軟管規定的(de)工(gong)(gong)(gong)作(zuo)壓(ya)(ya)(ya)力(li)(li)通常(chang)(chang)情況下不(bu)(bu)能小(xiao)于(yu)(yu)最(zui)大(da)系(xi)統(tong)壓(ya)(ya)(ya)力(li)(li),只有(you)(you)在不(bu)(bu)常(chang)(chang)使用(yong)(yong)的(de)情況下,才(cai)允許提高(gao)20%；對于(yu)(yu)使用(yong)(yong)頻繁、經(jing)常(chang)(chang)彎扭者要降低(di)40%。系(xi)統(tong)的(de)沖擊壓(ya)(ya)(ya)力(li)(li)若(ruo)高(gao)于(yu)(yu)軟管規定的(de)工(gong)(gong)(gong)作(zuo)壓(ya)(ya)(ya)力(li)(li)，不(bu)(bu)僅降低(di)液(ye)(ye)壓(ya)(ya)(ya)軟管使用(yong)(yong)壽命，且(qie)可(ke)(ke)能導致(zhi)人身設(she)備事(shi)故(gu)。這種(zhong)氧(yang)化(hua)(hua)(hua)層(ceng)極(ji)薄(bo)，透過它可(ke)(ke)以看到不(bu)(bu)銹(xiu)鋼表(biao)面(mian)的(de)自然(ran)光澤，使不(bu)(bu)銹(xiu)鋼具(ju)有(you)(you)獨特的(de)表(biao)面(mian)。而且(qie)，如果損壞了表(biao)層(ceng)，所暴(bao)露出的(de)鋼表(biao)面(mian)會和大(da)氣(qi)反應進行自我修理(li)，重新形成這種(zhong)"鈍化(hua)(hua)(hua)膜(mo)"，繼續(xu)起保(bao)護作(zuo)用(yong)(yong)。