沿灘常規機械密封失效原因有哪些?
腐(fu)(fu)蝕原因:在工(gong)作(zuo)介(jie)質的影(ying)響(xiang)下,機(ji)械密封(feng)器件(jian)受到了侵蝕,在其外部會出(chu)現(xian)(xian)一定的腐(fu)(fu)蝕面(mian),如果不(bu)及(ji)時(shi)處(chu)理,會越來越嚴重,直至出(chu)現(xian)(xian)腐(fu)(fu)蝕穿透現(xian)(xian)象,同時(shi),工(gong)作(zuo)介(jie)質還會使異種金(jin)...