南開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(guan)(guan)機(ji)械密封的(de)應(ying)用(yong)范圍很廣,從(cong)低溫(wen)到高溫(wen),從(cong)中(zhong)性介(jie)質到腐蝕性介(jie)質,從(cong)低速到高速,從(cong)普通(tong)到苛刻的(de)工作(zuo)條件(jian)都可選用(yong)。波(bo)紋(wen)(wen)管(guan)(guan)有橡膠波(bo)紋(wen)(wen)管(guan)(guan)及蛇形套、塑料(liao)波(bo)紋(wen)(wen)管(guan)(guan)和(he)金...