Using this device, the mechanical processing and fixing of flange sealing surface on the pressure vessels were simply and conveniently implemented on the spot.
该装置实现了压力容器法兰接口在现场进行简单、方便的机械加工及维修。
ANSI flange sealing principle is extremely simple: the two bolts each other extrusion flange sealing surface and form a seal gasket.