整體管法蘭 integral pipe flange鋼管法蘭 steel pipe flange螺紋法蘭 threaded flange滑套法蘭（包括平焊法蘭） slip-on flange (SO) slip-on welding flange承插焊法蘭 socket welding flange松套法蘭 lap joint flange (LJF)對焊法蘭 welding neckflange (WNF)法蘭蓋 blind flange, blind孔板法蘭 orifice flange異徑法蘭 reducing flange盤座式法蘭 pad type flange松套帶頸法蘭 loose hubbed flange焊接板式法蘭 welding plate flange對焊環 welding neck collar （與stub end相似）平焊環 welding-on collar突緣短節 stub end, lap翻邊端 lapped pipe end松套板式法蘭 loose plate flange壓力級 pressure rating, pressure rating class壓力—溫度等級 pressure-temperature rating法蘭密封面，法蘭面 flange facing突面 raised face (RF)凸面 male face (MF)凹面 female face (FMF)榫面 tongue face槽面 groove face環連接面 ring joint face全平面；滿平面 flat face full face (FF)光滑突面 smooth raised face (SRF)法蘭面加工 facing finish粗糙度 roughness光滑的 smooth齒形 serrated均方根 root mean square (RMS)算術平均粗糙高度 arithmetical average roughness height (AARH)配對法蘭 companion-flange螺栓圓 bolt circle (B.C.)
整體管法蘭 integral pipe flange鋼管法蘭 steel pipe flange螺紋法蘭 threaded flange滑套法蘭（包括平焊法蘭） slip-on flange (SO) slip-on welding flange承插焊法蘭 socket welding flange松套法蘭 lap joint flange (LJF)對焊法蘭 welding neckflange (WNF)法蘭蓋 blind flange, blind孔板法蘭 orifice flange異徑法蘭 reducing flange盤座式法蘭 pad type flange松套帶頸法蘭 loose hubbed flange焊接板式法蘭 welding plate flange對焊環 welding neck collar （與stub end相似）平焊環 welding-on collar突緣短節 stub end, lap翻邊端 lapped pipe end松套板式法蘭 loose plate flange壓力級 pressure rating, pressure rating class壓力—溫度等級 pressure-temperature rating法蘭密封面，法蘭面 flange facing突面 raised face (RF)凸面 male face (MF)凹面 female face (FMF)榫面 tongue face槽面 groove face環連接面 ring joint face全平面；滿平面 flat face full face (FF)光滑突面 smooth raised face (SRF)法蘭面加工 facing finish粗糙度 roughness光滑的 smooth齒形 serrated均方根 root mean square (RMS)算術平均粗糙高度 arithmetical average roughness height (AARH)配對法蘭 companion-flange螺栓圓 bolt circle (B.C.)