石柱如何延長金屬波紋管機械密封的使用壽命
金屬波(bo)紋(wen)(wen)管機械(xie)密封的(de)應用范圍很廣(guang),從(cong)低溫(wen)到高(gao)溫(wen),從(cong)中性介質到腐蝕性介質,從(cong)低速到高(gao)速,從(cong)普(pu)通到苛刻的(de)工(gong)作條件(jian)都可選用。波(bo)紋(wen)(wen)管有(you)橡膠(jiao)波(bo)紋(wen)(wen)管及蛇(she)形(xing)套、塑料波(bo)紋(wen)(wen)管和金...