盲板

盲(mang)板(ban)：法(fa)蘭(lan)盲(mang)板(ban)，亦(yi)稱盲(mang)法(fa)蘭(lan)，實名叫盲(mang)板(ban)。是(shi)(shi)(shi)法(fa)蘭(lan)的一種連接形式。盲(mang)板(ban)是(shi)(shi)(shi)中(zhong)間不帶(dai)孔的法(fa)蘭(lan)，供封(feng)(feng)住(zhu)管道堵(du)(du)頭(tou)(tou)用(yong)(yong)(yong)。密封(feng)(feng)面的形式種類較多，有(you)平(ping)面、凸(tu)面、凹凸(tu)面、榫槽面、環連接面。其(qi)功能之一是(shi)(shi)(shi)封(feng)(feng)堵(du)(du)住(zhu)管道的末端，其(qi)二是(shi)(shi)(shi)有(you)可以在(zai)檢修(xiu)時方(fang)(fang)便(bian)清除管道中(zhong)的雜物(wu)的作用(yong)(yong)(yong)。就封(feng)(feng)堵(du)(du)作用(yong)(yong)(yong)而言，與(yu)封(feng)(feng)頭(tou)(tou)和管帽有(you)相同的作用(yong)(yong)(yong)。但是(shi)(shi)(shi)封(feng)(feng)頭(tou)(tou)是(shi)(shi)(shi)沒有(you)辦法(fa)拆(chai)卸的，而法(fa)蘭(lan)盲(mang)板(ban)是(shi)(shi)(shi)用(yong)(yong)(yong)螺栓固(gu)定的，很方(fang)(fang)便(bian)的拆(chai)卸的。法(fa)蘭(lan)盲(mang)板(ban)材(cai)質有(you)碳鋼的，合金(jin)鋼 ...