1.3彎管Bend
預制彎管fabricated pipe bend
跨越彎管（^形）cross-over bend
偏置彎管（~形）offset bend
90°彎管quarter bend
環(huán)形彎管cirele bend
單側偏置90°彎管（?形）single offset quarter bend
S形彎管“S” bend
單側偏置U形膨脹彎管（| ?形）single offset “U” bend
U形彎管“U” bend
雙偏置U膨脹彎管double offset expansion “U” bend
斜接彎管mitre bend
三節(jié)斜接彎管3-piece mitre bend
折皺彎管corrugated bend
圓度roundness
1.4法蘭Flange (FLG）
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(huán)welding neck collar（與stub end相似）
平焊環(huán)welding-on collar
突緣短節(jié)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(huán)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.)
彎管，對焊法蘭，平焊法蘭，承插法蘭，螺旋法蘭，電標法蘭，美標法蘭，A105 20# 等
預制彎管fabricated pipe bend
跨越彎管（^形）cross-over bend
偏置彎管（~形）offset bend
90°彎管quarter bend
環(huán)形彎管cirele bend
單側偏置90°彎管（?形）single offset quarter bend
S形彎管“S” bend
單側偏置U形膨脹彎管（| ?形）single offset “U” bend
U形彎管“U” bend
雙偏置U膨脹彎管double offset expansion “U” bend
斜接彎管mitre bend
三節(jié)斜接彎管3-piece mitre bend
折皺彎管corrugated bend
圓度roundness
1.4法蘭Flange (FLG）
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(huán)welding neck collar（與stub end相似）
平焊環(huán)welding-on collar
突緣短節(jié)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(huán)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.)
彎管，對焊法蘭，平焊法蘭，承插法蘭，螺旋法蘭，電標法蘭，美標法蘭，A105 20# 等
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