盲(mang)板(ban)

盲(mang)板(ban)(ban)：法(fa)蘭盲(mang)板(ban)(ban)，亦稱(cheng)盲(mang)法(fa)蘭，實名叫盲(mang)板(ban)(ban)。是(shi)(shi)(shi)法(fa)蘭的(de)(de)一種連接(jie)形式。盲(mang)板(ban)(ban)是(shi)(shi)(shi)中間(jian)不帶孔的(de)(de)法(fa)蘭，供封(feng)(feng)(feng)住管(guan)道堵(du)頭(tou)用(yong)(yong)(yong)。密封(feng)(feng)(feng)面(mian)(mian)的(de)(de)形式種類(lei)較多，有(you)平(ping)面(mian)(mian)、凸面(mian)(mian)、凹凸面(mian)(mian)、榫槽面(mian)(mian)、環連接(jie)面(mian)(mian)。其(qi)功能之一是(shi)(shi)(shi)封(feng)(feng)(feng)堵(du)住管(guan)道的(de)(de)末(mo)端(duan)，其(qi)二是(shi)(shi)(shi)有(you)可以在檢修(xiu)時方便(bian)清除管(guan)道中的(de)(de)雜物(wu)的(de)(de)作(zuo)用(yong)(yong)(yong)。就封(feng)(feng)(feng)堵(du)作(zuo)用(yong)(yong)(yong)而言，與封(feng)(feng)(feng)頭(tou)和(he)管(guan)帽有(you)相同(tong)的(de)(de)作(zuo)用(yong)(yong)(yong)。但是(shi)(shi)(shi)封(feng)(feng)(feng)頭(tou)是(shi)(shi)(shi)沒有(you)辦法(fa)拆(chai)卸的(de)(de)，而法(fa)蘭盲(mang)板(ban)(ban)是(shi)(shi)(shi)用(yong)(yong)(yong)螺栓固定的(de)(de)，很(hen)方便(bian)的(de)(de)拆(chai)卸的(de)(de)。法(fa)蘭盲(mang)板(ban)(ban)材質有(you)碳鋼的(de)(de)，合金鋼 ...