大連軟管總成主要(yao)用(yong)(yong)(yong)于礦井液(ye)壓(ya)(ya)(ya)支架(jia)、油(you)(you)(you)(you)田開采，適宜于工(gong)(gong)(gong)程建筑、起重運輸、冶金(jin)鍛壓(ya)(ya)(ya)、礦山(shan)設備、船(chuan)舶(bo)、注塑(su)機械、農(nong)業機械、各種(zhong)機床(chuang)以(yi)及(ji)各工(gong)(gong)(gong)業部門機械化、自(zi)(zi)動化液(ye)壓(ya)(ya)(ya)系(xi)統中(zhong)輸送具有一定(ding)壓(ya)(ya)(ya)力(li)和溫度的(de)石油(you)(you)(you)(you)基(ji)(ji)，如礦物油(you)(you)(you)(you)、可(ke)溶性(xing)油(you)(you)(you)(you)、液(ye)壓(ya)(ya)(ya)油(you)(you)(you)(you)、燃油(you)(you)(you)(you)、潤滑(hua)油(you)(you)(you)(you)及(ji)水(shui)基(ji)(ji)液(ye)體，如乳化液(ye)、油(you)(you)(you)(you)水(shui)乳濁液(ye)、水(shui)等(deng)和液(ye)體傳動用(yong)(yong)(yong)，最高耐工(gong)(gong)(gong)作壓(ya)(ya)(ya)力(li)可(ke)達60MPa。軟(ruan)(ruan)管規定(ding)的(de)工(gong)(gong)(gong)作壓(ya)(ya)(ya)力(li)通(tong)常情(qing)況(kuang)下(xia)不能小于最大系(xi)統壓(ya)(ya)(ya)力(li),只(zhi)有在不常使用(yong)(yong)(yong)的(de)情(qing)況(kuang)下(xia),才(cai)允(yun)許提高20%；對(dui)于使用(yong)(yong)(yong)頻繁、經常彎(wan)扭者(zhe)要(yao)降低40%。系(xi)統的(de)沖(chong)擊壓(ya)(ya)(ya)力(li)若高于軟(ruan)(ruan)管規定(ding)的(de)工(gong)(gong)(gong)作壓(ya)(ya)(ya)力(li)，不僅降低液(ye)壓(ya)(ya)(ya)軟(ruan)(ruan)管使用(yong)(yong)(yong)壽命，且(qie)可(ke)能導致(zhi)人(ren)身設備事故。這種(zhong)氧化層極(ji)薄(bo)，透過(guo)它(ta)可(ke)以(yi)看到不銹鋼表(biao)面(mian)的(de)自(zi)(zi)然(ran)光澤，使不銹鋼具有獨特的(de)表(biao)面(mian)。而(er)且(qie)，如果損壞了表(biao)層，所暴露出的(de)鋼表(biao)面(mian)會(hui)和大氣反應進行(xing)自(zi)(zi)我修(xiu)理(li)，重新形成(cheng)這種(zhong)"鈍(dun)化膜"，繼續起保護(hu)作用(yong)(yong)(yong)。