大連軟管總成主要用(yong)(yong)于(yu)礦(kuang)井液(ye)(ye)(ye)壓(ya)(ya)(ya)支架(jia)、油(you)(you)(you)田開采，適宜于(yu)工(gong)程(cheng)建(jian)筑、起重運輸、冶(ye)金鍛壓(ya)(ya)(ya)、礦(kuang)山設(she)(she)備、船舶、注塑機械、農(nong)業(ye)機械、各(ge)種(zhong)機床以及各(ge)工(gong)業(ye)部(bu)門機械化、自(zi)(zi)動化液(ye)(ye)(ye)壓(ya)(ya)(ya)系(xi)統(tong)中輸送具(ju)有一定(ding)(ding)壓(ya)(ya)(ya)力(li)(li)和溫度(du)的(de)石(shi)油(you)(you)(you)基，如礦(kuang)物油(you)(you)(you)、可(ke)(ke)溶(rong)性(xing)油(you)(you)(you)、液(ye)(ye)(ye)壓(ya)(ya)(ya)油(you)(you)(you)、燃(ran)油(you)(you)(you)、潤(run)滑油(you)(you)(you)及水(shui)基液(ye)(ye)(ye)體(ti)，如乳化液(ye)(ye)(ye)、油(you)(you)(you)水(shui)乳濁液(ye)(ye)(ye)、水(shui)等和液(ye)(ye)(ye)體(ti)傳動用(yong)(yong)，最高(gao)耐工(gong)作壓(ya)(ya)(ya)力(li)(li)可(ke)(ke)達60MPa。軟(ruan)管規定(ding)(ding)的(de)工(gong)作壓(ya)(ya)(ya)力(li)(li)通常(chang)情況下不能小(xiao)于(yu)最大(da)系(xi)統(tong)壓(ya)(ya)(ya)力(li)(li),只有在(zai)不常(chang)使(shi)用(yong)(yong)的(de)情況下,才(cai)允許提(ti)高(gao)20%；對于(yu)使(shi)用(yong)(yong)頻繁、經常(chang)彎(wan)扭者要降(jiang)低(di)40%。系(xi)統(tong)的(de)沖(chong)擊(ji)壓(ya)(ya)(ya)力(li)(li)若高(gao)于(yu)軟(ruan)管規定(ding)(ding)的(de)工(gong)作壓(ya)(ya)(ya)力(li)(li)，不僅降(jiang)低(di)液(ye)(ye)(ye)壓(ya)(ya)(ya)軟(ruan)管使(shi)用(yong)(yong)壽(shou)命(ming)，且(qie)可(ke)(ke)能導致人身設(she)(she)備事故。這(zhe)種(zhong)氧化層極薄，透過(guo)它(ta)可(ke)(ke)以看(kan)到不銹鋼表面的(de)自(zi)(zi)然光澤，使(shi)不銹鋼具(ju)有獨特的(de)表面。而且(qie)，如果損壞了表層，所暴(bao)露出的(de)鋼表面會和大(da)氣反應進行自(zi)(zi)我(wo)修理，重新形(xing)成這(zhe)種(zhong)"鈍(dun)化膜(mo)"，繼續(xu)起保(bao)護作用(yong)(yong)。