平面(FF)钢制管法兰盖

FF-Blind Flange

突面(RF)钢制管法兰盖

RF-Blind Flange

凹凸面(MF)钢制管法兰盖

MF-Blind Flange

榫槽面(TG)钢制管法兰盖

TG-Blind Flange

环连接面(RJ)钢制管法兰盖

RJ-Blind Flange