平谷常規機械密封失效原因有哪些?
腐蝕(shi)(shi)原因:在(zai)(zai)工(gong)作(zuo)介質的影響(xiang)下,機械密封器(qi)件受到了侵蝕(shi)(shi),在(zai)(zai)其外部(bu)會出現(xian)一定的腐蝕(shi)(shi)面,如果不及時(shi)處理(li),會越來越嚴(yan)重(zhong),直至(zhi)出現(xian)腐蝕(shi)(shi)穿透現(xian)象,同(tong)時(shi),工(gong)作(zuo)介質還(huan)會使異種金...