民豐常規機械密封失效原因有哪些?
腐(fu)(fu)蝕原因(yin):在工(gong)作介質的影(ying)響下,機械(xie)密封器件受到了(le)侵(qin)蝕,在其外部會(hui)(hui)出現(xian)(xian)一定(ding)的腐(fu)(fu)蝕面,如果不及時處理,會(hui)(hui)越(yue)來越(yue)嚴重,直至出現(xian)(xian)腐(fu)(fu)蝕穿透現(xian)(xian)象,同(tong)時,工(gong)作介質還會(hui)(hui)使異種金...