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(yi)應(ying)用于生活生產的(de)諸(zhu)多(duo)領(ling)域，歸納使用工況，常(chang)見管(guan)(guan)(guan)(guan)類(lei)包括：輸水管(guan)(guan)(guan)(guan)、熱水管(guan)(guan)(guan)(guan)、蒸汽管(guan)(guan)(guan)(guan)、海用管(guan)(guan)(guan)(guan)、食品(pin)飲料(liao)管(guan)(guan)(guan)(guan)、空氣(qi)管(guan)(guan)(guan)(guan)、焊接(jie)管(guan)(guan)(guan)(guan)、燃氣(qi)管(guan)(guan)(guan)(guan)、通風管(guan)(guan)(guan)(guan)、物料(liao)管(guan)(guan)(guan)(guan)、輸油管(guan)(guan)(guan)(guan)、化學管(guan)(guan)(guan)(guan)、高壓管(guan)(guan)(guan)(guan)等(deng)(deng)等(deng)(deng)。用以輸送(song)氣(qi)體、液體、漿狀(zhuang)(zhuang)或粒狀(zhuang)(zhuang)物料(liao)的(de)一類(lei)管(guan)(guan)(guan)(guan)狀(zhuang)(zhuang)橡(xiang)膠(jiao)(jiao)(jiao)(jiao)制品(pin)。由內外膠(jiao)(jiao)(jiao)(jiao)層(ceng)(ceng)(ceng)(ceng)和骨架層(ceng)(ceng)(ceng)(ceng)組(zu)成(cheng)，骨架層(ceng)(ceng)(ceng)(ceng)的(de)材(cai)料(liao)可(ke)用棉(mian)纖維、各(ge)種合成(cheng)纖維、碳(tan)纖維或石(shi)棉(mian)、鋼絲(si)等(deng)(deng)。一般(ban)膠(jiao)(jiao)(jiao)(jiao)管(guan)(guan)(guan)(guan)的(de)內外膠(jiao)(jiao)(jiao)(jiao)層(ceng)(ceng)(ceng)(ceng)材(cai)料(liao)采用天然橡(xiang)膠(jiao)(jiao)(jiao)(jiao)、丁苯橡(xiang)膠(jiao)(jiao)(jiao)(jiao)或順(shun)丁橡(xiang)膠(jiao)(jiao)(jiao)(jiao)；耐油膠(jiao)(jiao)(jiao)(jiao)管(guan)(guan)(guan)(guan)采用氯丁橡(xiang)膠(jiao)(jiao)(jiao)(jiao)、丁腈橡(xiang)膠(jiao)(jiao)(jiao)(jiao)；耐酸堿，耐高溫膠(jiao)(jiao)(jiao)(jiao)管(guan)(guan)(guan)(guan)采用乙丙橡(xiang)膠(jiao)(jiao)(jiao)(jiao)、氟橡(xiang)膠(jiao)(jiao)(jiao)(jiao)或硅橡(xiang)膠(jiao)(jiao)(jiao)(jiao)等(deng)(deng)。