大連軟管總成主要(yao)用(yong)(yong)(yong)于(yu)礦井(jing)液壓(ya)(ya)支架、油(you)田開采，適宜(yi)于(yu)工(gong)(gong)程建(jian)筑、起重運(yun)輸(shu)(shu)、冶金(jin)鍛壓(ya)(ya)、礦山設備(bei)、船舶、注塑(su)機械、農業(ye)機械、各種機床以(yi)及各工(gong)(gong)業(ye)部門機械化、自(zi)動(dong)化液壓(ya)(ya)系統中輸(shu)(shu)送具有(you)一定(ding)壓(ya)(ya)力和(he)(he)(he)溫(wen)度(du)的石(shi)油(you)基(ji)，如(ru)礦物油(you)、可(ke)(ke)(ke)溶性油(you)、液壓(ya)(ya)油(you)、燃(ran)油(you)、潤(run)滑(hua)油(you)及水(shui)基(ji)液體，如(ru)乳化液、油(you)水(shui)乳濁液、水(shui)等(deng)和(he)(he)(he)液體傳動(dong)用(yong)(yong)(yong)，最高(gao)耐(nai)工(gong)(gong)作(zuo)(zuo)壓(ya)(ya)力可(ke)(ke)(ke)達60MPa。軟(ruan)管規定(ding)的工(gong)(gong)作(zuo)(zuo)壓(ya)(ya)力通常(chang)情況下不(bu)能(neng)小(xiao)于(yu)最大系統壓(ya)(ya)力,只有(you)在不(bu)常(chang)使(shi)用(yong)(yong)(yong)的情況下,才(cai)允許提高(gao)20%；對于(yu)使(shi)用(yong)(yong)(yong)頻(pin)繁、經常(chang)彎扭者要(yao)降低40%。系統的沖擊壓(ya)(ya)力若高(gao)于(yu)軟(ruan)管規定(ding)的工(gong)(gong)作(zuo)(zuo)壓(ya)(ya)力，不(bu)僅降低液壓(ya)(ya)軟(ruan)管使(shi)用(yong)(yong)(yong)壽(shou)命(ming)，且可(ke)(ke)(ke)能(neng)導致人(ren)身設備(bei)事故。這(zhe)種氧化層(ceng)極(ji)薄，透過它可(ke)(ke)(ke)以(yi)看(kan)到不(bu)銹鋼(gang)表面的自(zi)然光澤，使(shi)不(bu)銹鋼(gang)具有(you)獨特(te)的表面。而(er)且，如(ru)果損壞了表層(ceng)，所(suo)暴露出的鋼(gang)表面會和(he)(he)(he)大氣(qi)反應進行自(zi)我修理，重新形成這(zhe)種"鈍化膜(mo)"，繼續起保護作(zuo)(zuo)用(yong)(yong)(yong)。