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)應用(yong)(yong)于生活生產的(de)(de)諸多領域(yu)，歸納(na)使用(yong)(yong)工(gong)況，常(chang)見(jian)管(guan)(guan)(guan)(guan)類包(bao)括(kuo)：輸水管(guan)(guan)(guan)(guan)、熱水管(guan)(guan)(guan)(guan)、蒸(zheng)汽管(guan)(guan)(guan)(guan)、海用(yong)(yong)管(guan)(guan)(guan)(guan)、食品飲料管(guan)(guan)(guan)(guan)、空氣管(guan)(guan)(guan)(guan)、焊接管(guan)(guan)(guan)(guan)、燃氣管(guan)(guan)(guan)(guan)、通風管(guan)(guan)(guan)(guan)、物料管(guan)(guan)(guan)(guan)、輸油管(guan)(guan)(guan)(guan)、化學(xue)管(guan)(guan)(guan)(guan)、高壓管(guan)(guan)(guan)(guan)等(deng)等(deng)。用(yong)(yong)以輸送(song)氣體(ti)、液(ye)體(ti)、漿(jiang)狀或(huo)粒狀物料的(de)(de)一類管(guan)(guan)(guan)(guan)狀橡(xiang)膠(jiao)(jiao)(jiao)制品。由內外(wai)膠(jiao)(jiao)(jiao)層(ceng)(ceng)和骨架(jia)層(ceng)(ceng)組成(cheng)，骨架(jia)層(ceng)(ceng)的(de)(de)材料可用(yong)(yong)棉纖(xian)維、各(ge)種合成(cheng)纖(xian)維、碳(tan)纖(xian)維或(huo)石(shi)棉、鋼絲等(deng)。一般(ban)膠(jiao)(jiao)(jiao)管(guan)(guan)(guan)(guan)的(de)(de)內外(wai)膠(jiao)(jiao)(jiao)層(ceng)(ceng)材料采用(yong)(yong)天然橡(xiang)膠(jiao)(jiao)(jiao)、丁(ding)苯(ben)橡(xiang)膠(jiao)(jiao)(jiao)或(huo)順丁(ding)橡(xiang)膠(jiao)(jiao)(jiao)；耐(nai)油膠(jiao)(jiao)(jiao)管(guan)(guan)(guan)(guan)采用(yong)(yong)氯(lv)丁(ding)橡(xiang)膠(jiao)(jiao)(jiao)、丁(ding)腈(jing)橡(xiang)膠(jiao)(jiao)(jiao)；耐(nai)酸堿，耐(nai)高溫膠(jiao)(jiao)(jiao)管(guan)(guan)(guan)(guan)采用(yong)(yong)乙丙(bing)橡(xiang)膠(jiao)(jiao)(jiao)、氟橡(xiang)膠(jiao)(jiao)(jiao)或(huo)硅橡(xiang)膠(jiao)(jiao)(jiao)等(deng)。