大連軟管總成主要用(yong)于(yu)礦井液(ye)(ye)壓(ya)(ya)(ya)(ya)(ya)支(zhi)架、油(you)田開采，適宜于(yu)工程建筑、起重(zhong)運(yun)輸(shu)、冶金(jin)鍛壓(ya)(ya)(ya)(ya)(ya)、礦山設備、船舶、注塑機械(xie)(xie)(xie)、農業(ye)(ye)機械(xie)(xie)(xie)、各種機床以(yi)及(ji)各工業(ye)(ye)部(bu)門機械(xie)(xie)(xie)化、自(zi)動(dong)化液(ye)(ye)壓(ya)(ya)(ya)(ya)(ya)系(xi)(xi)統中輸(shu)送具有(you)(you)(you)一定壓(ya)(ya)(ya)(ya)(ya)力和溫度的(de)(de)石油(you)基，如(ru)礦物(wu)油(you)、可(ke)(ke)溶性油(you)、液(ye)(ye)壓(ya)(ya)(ya)(ya)(ya)油(you)、燃油(you)、潤(run)滑(hua)油(you)及(ji)水(shui)基液(ye)(ye)體，如(ru)乳化液(ye)(ye)、油(you)水(shui)乳濁液(ye)(ye)、水(shui)等和液(ye)(ye)體傳動(dong)用(yong)，最(zui)高(gao)(gao)耐工作壓(ya)(ya)(ya)(ya)(ya)力可(ke)(ke)達60MPa。軟(ruan)管(guan)規(gui)定的(de)(de)工作壓(ya)(ya)(ya)(ya)(ya)力通常情況(kuang)下不(bu)能(neng)小于(yu)最(zui)大系(xi)(xi)統壓(ya)(ya)(ya)(ya)(ya)力,只有(you)(you)(you)在不(bu)常使(shi)用(yong)的(de)(de)情況(kuang)下,才允許(xu)提高(gao)(gao)20%；對(dui)于(yu)使(shi)用(yong)頻(pin)繁、經(jing)常彎扭者要降(jiang)(jiang)低(di)40%。系(xi)(xi)統的(de)(de)沖(chong)擊壓(ya)(ya)(ya)(ya)(ya)力若高(gao)(gao)于(yu)軟(ruan)管(guan)規(gui)定的(de)(de)工作壓(ya)(ya)(ya)(ya)(ya)力，不(bu)僅降(jiang)(jiang)低(di)液(ye)(ye)壓(ya)(ya)(ya)(ya)(ya)軟(ruan)管(guan)使(shi)用(yong)壽命，且可(ke)(ke)能(neng)導致人身設備事故。這(zhe)種氧化層極薄，透過它可(ke)(ke)以(yi)看到不(bu)銹鋼表(biao)(biao)(biao)面(mian)(mian)的(de)(de)自(zi)然光澤，使(shi)不(bu)銹鋼具有(you)(you)(you)獨特的(de)(de)表(biao)(biao)(biao)面(mian)(mian)。而且，如(ru)果(guo)損壞(huai)了表(biao)(biao)(biao)層，所(suo)暴露出的(de)(de)鋼表(biao)(biao)(biao)面(mian)(mian)會和大氣反(fan)應進行(xing)自(zi)我(wo)修理，重(zhong)新(xin)形(xing)成這(zhe)種"鈍化膜"，繼續起保護(hu)作用(yong)。