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1.3 彎管 Bend
預(yù)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(cè)偏置90°彎管(? 形) single offset quarter bend
S形彎管“S” bend
單側(cè)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(duì)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(pán)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(duì)焊環(huán)welding neck collar (與stubend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(jí)pressure rating, pressure rating class
壓力—溫度等級(jí)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(shù)平均粗糙高度arithmetical average roughness height (AARH)
配對(duì)法蘭companion-flange
螺栓圓bolt circle (B.C.)
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