大連軟管總成主要用(yong)于(yu)礦井液(ye)(ye)壓(ya)(ya)支架、油(you)(you)田開采，適宜于(yu)工(gong)(gong)(gong)程建筑、起重運輸(shu)、冶金鍛壓(ya)(ya)、礦山設備、船舶(bo)、注塑機械(xie)、農(nong)業機械(xie)、各(ge)種機床以及各(ge)工(gong)(gong)(gong)業部門機械(xie)化(hua)、自動化(hua)液(ye)(ye)壓(ya)(ya)系(xi)(xi)統(tong)(tong)中輸(shu)送(song)具(ju)(ju)有(you)(you)一(yi)定(ding)壓(ya)(ya)力(li)和(he)溫度的(de)(de)石油(you)(you)基，如礦物油(you)(you)、可(ke)溶性油(you)(you)、液(ye)(ye)壓(ya)(ya)油(you)(you)、燃油(you)(you)、潤滑(hua)油(you)(you)及水(shui)基液(ye)(ye)體，如乳化(hua)液(ye)(ye)、油(you)(you)水(shui)乳濁液(ye)(ye)、水(shui)等和(he)液(ye)(ye)體傳(chuan)動用(yong)，最(zui)高(gao)耐工(gong)(gong)(gong)作壓(ya)(ya)力(li)可(ke)達60MPa。軟管規(gui)定(ding)的(de)(de)工(gong)(gong)(gong)作壓(ya)(ya)力(li)通常(chang)(chang)情(qing)況下不(bu)能(neng)小于(yu)最(zui)大系(xi)(xi)統(tong)(tong)壓(ya)(ya)力(li),只(zhi)有(you)(you)在(zai)不(bu)常(chang)(chang)使(shi)用(yong)的(de)(de)情(qing)況下,才允許提高(gao)20%；對于(yu)使(shi)用(yong)頻繁、經常(chang)(chang)彎(wan)扭者要降(jiang)低40%。系(xi)(xi)統(tong)(tong)的(de)(de)沖擊壓(ya)(ya)力(li)若高(gao)于(yu)軟管規(gui)定(ding)的(de)(de)工(gong)(gong)(gong)作壓(ya)(ya)力(li)，不(bu)僅降(jiang)低液(ye)(ye)壓(ya)(ya)軟管使(shi)用(yong)壽(shou)命，且可(ke)能(neng)導(dao)致人(ren)身設備事故。這種氧化(hua)層(ceng)極(ji)薄，透過它可(ke)以看到(dao)不(bu)銹(xiu)鋼(gang)(gang)(gang)表(biao)(biao)面(mian)的(de)(de)自然(ran)光澤(ze)，使(shi)不(bu)銹(xiu)鋼(gang)(gang)(gang)具(ju)(ju)有(you)(you)獨(du)特的(de)(de)表(biao)(biao)面(mian)。而且，如果損壞了表(biao)(biao)層(ceng)，所(suo)暴(bao)露出的(de)(de)鋼(gang)(gang)(gang)表(biao)(biao)面(mian)會和(he)大氣反(fan)應進行自我修理，重新形成這種"鈍化(hua)膜"，繼續起保護作用(yong)。