大連軟管總成主要用(yong)(yong)于礦井(jing)液壓(ya)(ya)(ya)支(zhi)架、油(you)(you)田開采(cai)，適宜于工(gong)(gong)程建(jian)筑、起重(zhong)運輸、冶金(jin)鍛壓(ya)(ya)(ya)、礦山設備、船舶(bo)、注塑機(ji)(ji)械(xie)、農業機(ji)(ji)械(xie)、各種機(ji)(ji)床以及(ji)各工(gong)(gong)業部門機(ji)(ji)械(xie)化、自動化液壓(ya)(ya)(ya)系統中輸送具(ju)有一定(ding)壓(ya)(ya)(ya)力(li)(li)和溫度(du)的(de)(de)石油(you)(you)基(ji)，如(ru)礦物油(you)(you)、可(ke)溶性油(you)(you)、液壓(ya)(ya)(ya)油(you)(you)、燃油(you)(you)、潤滑油(you)(you)及(ji)水(shui)基(ji)液體，如(ru)乳(ru)化液、油(you)(you)水(shui)乳(ru)濁(zhuo)液、水(shui)等和液體傳(chuan)動用(yong)(yong)，最高耐工(gong)(gong)作壓(ya)(ya)(ya)力(li)(li)可(ke)達60MPa。軟管規定(ding)的(de)(de)工(gong)(gong)作壓(ya)(ya)(ya)力(li)(li)通(tong)常(chang)情(qing)況(kuang)下不(bu)能(neng)小(xiao)于最大系統壓(ya)(ya)(ya)力(li)(li),只有在不(bu)常(chang)使用(yong)(yong)的(de)(de)情(qing)況(kuang)下,才(cai)允許提(ti)高20%；對于使用(yong)(yong)頻繁、經常(chang)彎扭(niu)者要降(jiang)低40%。系統的(de)(de)沖擊壓(ya)(ya)(ya)力(li)(li)若高于軟管規定(ding)的(de)(de)工(gong)(gong)作壓(ya)(ya)(ya)力(li)(li)，不(bu)僅降(jiang)低液壓(ya)(ya)(ya)軟管使用(yong)(yong)壽命(ming)，且(qie)可(ke)能(neng)導致人身設備事故。這(zhe)種氧化層極薄(bo)，透過它可(ke)以看到不(bu)銹鋼表面的(de)(de)自然光澤，使不(bu)銹鋼具(ju)有獨特的(de)(de)表面。而且(qie)，如(ru)果損(sun)壞了表層，所暴(bao)露出(chu)的(de)(de)鋼表面會(hui)和大氣反應(ying)進行自我(wo)修理，重(zhong)新形(xing)成這(zhe)種"鈍化膜"，繼續起保護作用(yong)(yong)。