大姚常規機械密封失效原因有哪些?
腐蝕(shi)(shi)原(yuan)因:在(zai)工(gong)作介(jie)質(zhi)的(de)影響下,機(ji)械密封器(qi)件(jian)受到了侵蝕(shi)(shi),在(zai)其外部會(hui)出現(xian)一定(ding)的(de)腐蝕(shi)(shi)面(mian),如果(guo)不及時(shi)處理,會(hui)越(yue)來越(yue)嚴(yan)重,直至出現(xian)腐蝕(shi)(shi)穿透現(xian)象(xiang),同時(shi),工(gong)作介(jie)質(zhi)還(huan)會(hui)使(shi)異種金...