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。硬管已應用于生(sheng)活生(sheng)產的(de)(de)(de)諸多領域，歸納使(shi)用工況(kuang)，常見(jian)管(guan)(guan)類包括：輸水(shui)管(guan)(guan)、熱水(shui)管(guan)(guan)、蒸(zheng)汽管(guan)(guan)、海用管(guan)(guan)、食品飲料(liao)(liao)(liao)管(guan)(guan)、空氣(qi)管(guan)(guan)、焊接管(guan)(guan)、燃氣(qi)管(guan)(guan)、通風管(guan)(guan)、物料(liao)(liao)(liao)管(guan)(guan)、輸油管(guan)(guan)、化學管(guan)(guan)、高壓管(guan)(guan)等等。用以(yi)輸送氣(qi)體、液體、漿狀(zhuang)或粒狀(zhuang)物料(liao)(liao)(liao)的(de)(de)(de)一類管(guan)(guan)狀(zhuang)橡(xiang)膠(jiao)(jiao)(jiao)(jiao)(jiao)制品。由內外膠(jiao)(jiao)(jiao)(jiao)(jiao)層和骨架層組成(cheng)，骨架層的(de)(de)(de)材料(liao)(liao)(liao)可用棉纖維、各種合(he)成(cheng)纖維、碳纖維或石(shi)棉、鋼絲等。一般膠(jiao)(jiao)(jiao)(jiao)(jiao)管(guan)(guan)的(de)(de)(de)內外膠(jiao)(jiao)(jiao)(jiao)(jiao)層材料(liao)(liao)(liao)采(cai)用天然橡(xiang)膠(jiao)(jiao)(jiao)(jiao)(jiao)、丁(ding)(ding)苯橡(xiang)膠(jiao)(jiao)(jiao)(jiao)(jiao)或順丁(ding)(ding)橡(xiang)膠(jiao)(jiao)(jiao)(jiao)(jiao)；耐(nai)油膠(jiao)(jiao)(jiao)(jiao)(jiao)管(guan)(guan)采(cai)用氯丁(ding)(ding)橡(xiang)膠(jiao)(jiao)(jiao)(jiao)(jiao)、丁(ding)(ding)腈橡(xiang)膠(jiao)(jiao)(jiao)(jiao)(jiao)；耐(nai)酸堿，耐(nai)高溫膠(jiao)(jiao)(jiao)(jiao)(jiao)管(guan)(guan)采(cai)用乙丙橡(xiang)膠(jiao)(jiao)(jiao)(jiao)(jiao)、氟(fu)橡(xiang)膠(jiao)(jiao)(jiao)(jiao)(jiao)或硅橡(xiang)膠(jiao)(jiao)(jiao)(jiao)(jiao)等。