大連軟管總成主要用(yong)(yong)(yong)于(yu)礦井液(ye)壓(ya)(ya)(ya)支架、油(you)(you)田開采(cai)，適宜于(yu)工(gong)程(cheng)建筑、起重運輸(shu)、冶金(jin)鍛壓(ya)(ya)(ya)、礦山設備、船舶、注塑機(ji)(ji)械、農業(ye)機(ji)(ji)械、各(ge)種(zhong)機(ji)(ji)床以及各(ge)工(gong)業(ye)部門機(ji)(ji)械化、自(zi)(zi)動化液(ye)壓(ya)(ya)(ya)系(xi)(xi)統(tong)中輸(shu)送具有一(yi)定壓(ya)(ya)(ya)力(li)和(he)溫度的(de)石油(you)(you)基(ji)(ji)，如礦物油(you)(you)、可溶性油(you)(you)、液(ye)壓(ya)(ya)(ya)油(you)(you)、燃油(you)(you)、潤滑油(you)(you)及水(shui)基(ji)(ji)液(ye)體，如乳化液(ye)、油(you)(you)水(shui)乳濁(zhuo)液(ye)、水(shui)等(deng)和(he)液(ye)體傳(chuan)動用(yong)(yong)(yong)，最高耐工(gong)作壓(ya)(ya)(ya)力(li)可達60MPa。軟管(guan)規定的(de)工(gong)作壓(ya)(ya)(ya)力(li)通常(chang)情況(kuang)(kuang)下(xia)不能小于(yu)最大系(xi)(xi)統(tong)壓(ya)(ya)(ya)力(li),只有在(zai)不常(chang)使(shi)用(yong)(yong)(yong)的(de)情況(kuang)(kuang)下(xia),才允許(xu)提高20%；對(dui)于(yu)使(shi)用(yong)(yong)(yong)頻繁、經常(chang)彎扭者要降低40%。系(xi)(xi)統(tong)的(de)沖擊壓(ya)(ya)(ya)力(li)若(ruo)高于(yu)軟管(guan)規定的(de)工(gong)作壓(ya)(ya)(ya)力(li)，不僅降低液(ye)壓(ya)(ya)(ya)軟管(guan)使(shi)用(yong)(yong)(yong)壽(shou)命(ming)，且可能導致(zhi)人(ren)身設備事(shi)故。這種(zhong)氧化層極(ji)薄，透過(guo)它(ta)可以看到不銹(xiu)鋼(gang)表(biao)面(mian)的(de)自(zi)(zi)然光澤，使(shi)不銹(xiu)鋼(gang)具有獨特的(de)表(biao)面(mian)。而且，如果損壞了表(biao)層，所暴露(lu)出(chu)的(de)鋼(gang)表(biao)面(mian)會和(he)大氣反應進行自(zi)(zi)我修理，重新形(xing)成這種(zhong)"鈍化膜"，繼續(xu)起保護(hu)作用(yong)(yong)(yong)。