旋(xuan)螺(luo)(luo)葉(xie)片(pian)(pian)(pian)葉(xie)片(pian)(pian)(pian)管(guan)也稱旋(xuan)螺(luo)(luo)葉(xie)片(pian)(pian)(pian)葉(xie)片(pian)(pian)(pian)不(bu)銹(xiu)涂塑鋼管(guan)或旋(xuan)螺(luo)(luo)葉(xie)片(pian)(pian)(pian)葉(xie)片(pian)(pian)(pian)焊管(guan)，是將(jiang)節能減排(pai)素機(ji)構鋼或低(di)鎳鋼機(ji)構鋼尼(ni)龍帶按(an)特定的(de)旋(xuan)螺(luo)(luo)葉(xie)片(pian)(pian)(pian)葉(xie)片(pian)(pian)(pian)線的(de)方(fang)向（叫真空成型角）搓成管(guan)坯，進而(er)將(jiang)管(guan)縫焊結著(zhu)制作而(er)成的(de)，它(ta)會用稍(shao)窄的(de)熱軋生育大長度的(de)不(bu)銹(xiu)涂塑鋼管(guan)。

旋轉焊管米重運算(suan)表達(da)式：（外徑-厚(hou)度）*厚(hou)度*0.0246615