大連硬管生產的基本工序為混煉膠加工、簾布及帆布加工、膠管成型、硫化等。不同結構及不同骨架的膠管，其骨架層的加工方法及膠管成型設備各異。硬管已應(ying)用于生(sheng)(sheng)活生(sheng)(sheng)產(chan)的(de)諸多領域，歸納使用工況，常見管(guan)(guan)(guan)類包(bao)括：輸水(shui)管(guan)(guan)(guan)、熱水(shui)管(guan)(guan)(guan)、蒸汽管(guan)(guan)(guan)、海用管(guan)(guan)(guan)、食品飲料(liao)(liao)管(guan)(guan)(guan)、空氣(qi)(qi)管(guan)(guan)(guan)、焊接管(guan)(guan)(guan)、燃氣(qi)(qi)管(guan)(guan)(guan)、通風管(guan)(guan)(guan)、物料(liao)(liao)管(guan)(guan)(guan)、輸油管(guan)(guan)(guan)、化(hua)學管(guan)(guan)(guan)、高(gao)壓管(guan)(guan)(guan)等等。用以輸送(song)氣(qi)(qi)體、液體、漿(jiang)狀或(huo)粒(li)狀物料(liao)(liao)的(de)一類管(guan)(guan)(guan)狀橡(xiang)膠(jiao)(jiao)(jiao)制(zhi)品。由內外膠(jiao)(jiao)(jiao)層(ceng)和骨架層(ceng)組(zu)成，骨架層(ceng)的(de)材(cai)料(liao)(liao)可用棉纖(xian)維、各種合成纖(xian)維、碳纖(xian)維或(huo)石棉、鋼絲等。一般膠(jiao)(jiao)(jiao)管(guan)(guan)(guan)的(de)內外膠(jiao)(jiao)(jiao)層(ceng)材(cai)料(liao)(liao)采用天然橡(xiang)膠(jiao)(jiao)(jiao)、丁苯橡(xiang)膠(jiao)(jiao)(jiao)或(huo)順丁橡(xiang)膠(jiao)(jiao)(jiao)；耐(nai)油膠(jiao)(jiao)(jiao)管(guan)(guan)(guan)采用氯丁橡(xiang)膠(jiao)(jiao)(jiao)、丁腈橡(xiang)膠(jiao)(jiao)(jiao)；耐(nai)酸堿，耐(nai)高(gao)溫(wen)膠(jiao)(jiao)(jiao)管(guan)(guan)(guan)采用乙丙橡(xiang)膠(jiao)(jiao)(jiao)、氟橡(xiang)膠(jiao)(jiao)(jiao)或(huo)硅(gui)橡(xiang)膠(jiao)(jiao)(jiao)等。