弯头法兰管件中英文对照表

弯头法兰等管件中英文对照表弯头法兰管件中英文对照表1.2 管件Fitting弯头elbow异径弯头reducing elbow带支座弯头base elbowk半径弯头long radius elbow短半径弯头short radius elbow长半径180°弯头long radius return短半径180°弯头short radius return带侧向口的弯头（右向或左向）side outlet elbow (right hand or left hand)双支管弯头（形）double branch elbow三通tee异径三通reducing tee等径三通straight tee带侧向口的三通（右向或左向）side outlet tee (right hand or 1eft hand)异径三通（分支口为异径）reducing tee (reducing on outlet)异径三通（一个直通口为异径）reducing tee (reducing on one run)带支座三通base tee异径三通（一个直通口及分支口为异径）reducing tee (reducing on one run and outlet)异径三通（两个直通口为异径，双头式）reducing tee (reducing on both runs, bull head)45°斜三通45° lateral45°斜三通（支管为异径）45° lateral (reducing on branch)45°斜三通(一个直通口为异径) 45° lateral (reducing on one run)45°斜三通(一个直通口及支管为异径) 45° lateral (reducing on one run and branch)Y型三通（俗称裤衩）true “Y”四通cross等径四通straight cross异径四通reducing cross异径四通（一个分支口为异径）reducing cross (reducing on one outlet)异径四通（一个直通口及分支口为异径）reducing cross (reducing on one run and outlet)异径四通（两个分支口为异径）reducing cross (reducing on both outlet)异径四通（一个直通口及两个分支口为异径）reducing cross (reducing on one run and both outlet) 异径管reducer同心异径管concentric reducer偏心异径管eccentric reducer锻制异径管reducing swage螺纹支管台threadolet焊接支管台weldolet承插支管台sockolet弯头支管台elbolet斜接支管台latrolet镶入式支管嘴sweepolet短管支管台nipolet支管台，插入式支管台boss管接头coupling, full coupling半管接头half coupling异径管接头reducing coupling活接头union内外螺纹缩接（俗称补芯）bushing管帽cap (C)堵头plug短节nipple异径短节reducing nipple; swage nipple1.3 弯管Bend预制弯管fabricated pipe bend跨越弯管（^ 形）cross-over bend偏置弯管（~ 形）offset bend90°弯管quarter bend环形弯管cirele bend单侧偏置90°弯管（? 形）single offset quarter bendS形弯管“S” bend单侧偏置U形膨胀弯管（| ?形）single offset “U” bendU形弯管“U” bend双偏置U膨胀弯管double offset expansion “U” bend斜接弯管mitre bend三节斜接弯管3-piece mitre bend折皱弯管corrugated bend圆度roundness1.4 法兰Flange (FLG）整体管法兰integral pipe flange钢管法兰steel pipe flange螺纹法兰threaded flange滑套法兰（包括平焊法兰）slip-on flange (SO); slip-on welding flange 承插焊法兰socket welding flange松套法兰lap joint flange (LJF)对焊法兰welding neckflange (WNF)法兰盖blind flange, blind孔板法兰orifice flange异径法兰reducing flange盘座式法兰pad type flange松套带颈法兰loose hubbed flange焊接板式法兰welding plate flange对焊环welding neck collar （与stub end相似）平焊环welding-on collar突缘短节stub end, lap翻边端lapped pipe end松套板式法兰loose plate flange压力级pressure rating, pressure rating class压力—温度等级pressure-temperature rating法兰密封面，法兰面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环连接面ring joint face全平面；满平面flat face; full face (FF)光滑突面smooth raised face (SRF)法兰面加工facing finish粗糙度roughness光滑的smooth齿形serrated均方根root mean square (RMS)算术平均粗糙高度arithmetical average roughness height (AARH)配对法兰companion-flange螺栓圆bolt circle (B.C.)1.5 垫片Gasket (GSKT)垫片的型式type of gasket平垫片flat gasket环形平垫片flat ring gasket平金属垫片flat metal gasket夹棉织物的橡胶elastomer with cotton fabric insertion夹石棉织物的橡胶elastomer with asbestos fabric insertion夹石棉织物及金属丝加强的橡胶elastomer with asbestos fabric insertion and with wire reinforcement 无石墨压缩白石棉垫片non graphited compressed white asbestos gasket天然白橡胶垫片natural white rubber gasket压缩石棉垫片compressed asbestos class gasket浸聚四氟乙烯的石棉垫片PTFE impregnated asbestos gasket夹石棉的缠绕金属垫片spiral-wound metal gasket with asbestos filler内环inner ring外环，外定位环outer ring波纹金属垫片corrugated metal gasket波纹金属包嵌石棉垫片corrugated metal gasket with asbestos inserted双夹套波纹金属包石棉垫片corrugated metal double jacketed asbestos filled gasket 双夹套垫片double jacketed gasket金属包石棉平垫片flat metal jacketed asbestos filled gasket整体金属齿形垫片solid metal serrated gasket槽形金属垫片grooved metal gasket环形连接金属垫片ring joint metal gasket八角环形垫片octagonal ring gasket椭圆环形垫片oval ring gasket透镜式垫片lens gasket非金属垫片non-metallic gasket。

●弯头 elbow异径弯头 reducing elbow带支座弯头 base elbow长半径弯头（标准1.5倍弯曲半径---1.5D）long radius elbow●三通 tee异径三通 reducing tee等径三通 straight tee带侧向口的三通（右向或左向） side outlet tee(right hand or 1eft hand)异径三通（分支口为异径） reducing tee (reducing on outlet)异径三通（一个直通口为异径）reducing tee(reducing on one run)带支座三通 base tee异径三通（一个直通口及分支口为异径） reducing tee (reducing on one run and outlet)异径三通（两个直通口为异径，双头式） reducing tee (reducing on both runs, bull head)45°斜三通 45° lateral45°斜三通（支管为异径） 45° lateral (reducing on branch)45°斜三通(一个直通口为异径) 45° lateral (reducing on one run)45°斜三通(一个直通口及支管为异径) 45° lateral(reducing on one run and branch)Y型三通（俗称裤衩）true “Y”四通 cross等径四通 straight cross异径四通 reducing cross异径四通（一个分支口为异径）reducing cross(reducing on one outlet)异径四通（一个直通口及分支口为异径） reducing cross (reducing on one run and outlet)异径四通（两个分支口为异径） reducing cross(reducing on both outlet)异径四通（一个直通口及两个分支口为异径）reducing cross (reducing on one run and both outlet)异径管 reducer同心异径管 concentric reducer偏心异径管 eccentric reducer锻制异径管 reducing swage螺纹支管台 threadolet焊接支管台 weldolet承插支管台 sockolet弯头支管台 elbolet斜接支管台 latrolet镶入式支管嘴 sweepolet短管支管台 nipolet支管台，插入式支管台 boss●螺纹支管台Threadolet●弯头支管台elbolet.●焊接支管台weldolet；on weld●短管支管台nipolet●承插支管台sockolet●烧焊支管台weldolet●斜接支管台latrolet●承插焊支管台Sockolet●支管台，插入式支管台boss管接头 coupling, full coupling半管接头 half coupling异径管接头 reducing coupling活接头 union内外螺纹缩接（俗称补芯） bushing管帽 cap (C)堵头 plug短节 nipple异径短节 reducing nipple; swage nipple管道英文缩写A Anchor 固定ABS * Absolute 绝对的AISI *American Iron and Steel Institute 美国钢铁学会ANSI * American National Standards Institute美国国家标准学会API *American Petroleum Institute 美国石油学会APPROX *Approximate 大约，近似的ASB Asbestos 石棉ASME *American Society Of MechanicalEngineers美国机械工程师协会ASSY * Assembly 装配，组装ASTM * American Society Of Testing Material 美国材料实验协会ATM * Atmosphere 大气压AWG * American Wire Gage 美国线规AWS * American Wel**** Society 美国焊接协会AWWA * American Water WorksAssociation 美国水工协会BBB Bolted Bonnet 栓柱连接的阀盖BB By Buyer 买方供货B-B Beveled End-Beveled End 两端为坡口端BC Bolt Circle 螺栓中心圆B.C Bolted Cover(cap) 螺栓连接的阀兰盖（帽）BE Beveled End (for wel****) 坡口（焊接用）B.E Bell End 承口BEP Both Ends Plain 两端平BET Both Ends Threaded 两端带螺纹BL Battery Limit 装置区边界BF Blind Flange 盲板法兰BLD Blind 盲板BLDG *Buil**** 建筑物BM Bill Of Material 材料表BOP Bottom Of Pipe 管底B-P Beveled End —Plain End 坡口端.平端BV Butterfly valve 蝶阀BWG * Birmingham Wire Gage 伯明翰线规BW Butt Weld 对焊CC Cap 管帽C-C Center to Center 中至中C-E Center to End 中至端面C-F Center to Face 中至面CH-OP Chain Operated 链条操纵的CH.PL Checkered Plate 花纹钢管C.I *Cast Iron 铸铁CL *Class 英制压力等级，等级，种类CLEAR Clearance 间隙COD Continued on Drawing 接续图COL *Column 柱，塔CONC Concentric 同心的CONN Connection 连接，接口CONT *Continue 连续CONT.V. Control Valve 控制阀CPLG Coupling 管接头，连轴节C.R. Concentric Reducer 同心异径管C.S. *Carbon Steel 碳钢C.S. Cold Spring 冷紧C.S.C. Car Seal Close 在关闭状态下封住C.S.O. Car Seal Open 在开启状态下封住CUST Customer 客CH Check Valve 止回阀DEG *Degree 度DF Drain funnel 排液漏斗DIA *Diameter 直径DIM *Dimension 尺寸DISCH *Discharge 出口，排出Diaphragm VELVE 隔膜阀DMF Double Male And Female 双重凹凸DN Norminal Diameter公称直径DN Down 下DR Drain 排液DS Directional Stop 定向限为架DWG * Drawing 图EE *East 东EC External Coating 外面涂防腐层ECC Eccentric 偏心EFW Electric Fusion Welded 电容焊的EL(ELEV) *Elevation 标高；立面ELL Elbow 弯头EQIOP Equipment 设备，装置EQUIV Equivalent 相当的E.R. Eccentric Reducer 偏心异经管ERW Electric Resistance Welded 电阻焊的EW Eye Washer & Shower 洗眼器及淋浴器EXP.JT Expansion Joint 膨胀节FFDN Foundation 基础FF Flat Faced Or Full Faced 全平面；满平面F-F Face To Face 面至面FGW Fusion Gas Wel**** 气熔焊FIG *Figure 图FL Floor 楼面FLEX TUBE Flexible Tube 挠性管FLG Flange 法兰FLGD Flanged 法兰式的FLGF Flanged Face 法兰面FOB Flat On Bottom 底面平FOT Flat On Top 顶面平FP Fix Point 固定点FS Forged Steel 锻钢FTF Fitting To Fitting 管件直连FTG Fitting 管件FURND Furnished 提供的，装设的FW Field Weld 现场焊G Guide 导向GA * Gage 表，表压，规（线规）GALV *Galvanize 镀锌GL Ground Level 地面GLV Globe Valve 截止阀GEAR OP Gear Operated 齿轮传动的GMAW Gas Metal Arc Wel**** 金属极惰气体保护焊GSKT Gasket 垫片GTAW (Inert)Gas Tungsten Arc Wel**** 惰性气体保护钨极电弧焊GV Gate Valve 闸阀HH Hanger 吊架HC Hose Connection 软管接头H.CPLG Half Coupling 半节管接头HDR Header 总管HEX *Hexagon 六角形HF Hard Alloy Face on阀内件（阀心）为Valve Trim 硬质合金密封面HH Hand Hole 手孔HOR Horizontal 水平的H.P * High Pressure 高压HS Hose Station 软管IID * Inside Diameter 内径IN * Inch 英寸INS Insulation 隔热INST Instrument 仪表INV Invert (inside bottom of pipe) 管子内底IPS Iron Pipe size 铁管尺寸ISO Isometric Drawing 周测图（空视图）I.S.B.L Inside Battery Limit 装置边界内恻ISNS Inside screw & Non-rising Stem 内螺纹非升杆ISRS Inside screw & Rising stem 内螺纹升杆JJT Joint 接头JS Jack Screw 顶开（起）螺栓LLC Locked Closed 在关闭状态下锁定LEP Large end plain 大端为平的LET Large end Threaded 大端带螺纹LG Long 长LGF Lens Gasket Face 透镜垫连接面L.H. THD Left Hand Thread 左螺纹LIFT Lift Type 升降式LJ Lap Joint 搭接LJF Lap Joint Flange 松套法兰LO Locked Open 在开启状态下锁定L.P. Low Pressure 低压LR Long Radius 长半径LRE Long Radius Elbow 长半径弯头LTG Large Tongue & Groove 大椎槽MMATL Material 材料MAX Maximum 最大MB Machine Bolt 机器螺栓（单头）MF Male and Female 凸和凹MFG Manufacture 制造MF * Manufacture 制造厂MH Manhole 人孔MI Malleable Iron 可锻铸铁MIN *Minimum 最小MJ Mechanical Joint 机械接头M.L Match Line 连续线MSS * Manufacturers Standardization Society of the Valve and Fittings Industry, Inc.美国阀门和管件制造商标准化协会MTO Material take-off 材料统计MW Minimum Wall 最小壁厚M.W. Mineral Wool 矿（物）棉NN * North 北NB Nominal Bore 公称孔径N.B. Non-Bonnet 无阀盖NC Normally Closed 常闭NIP Nipple 短管NO Normally Open; 常开*Number号；数量NO INS No Insulation 不隔热NOM Nominal 公称的；额定的NOZ Nozzle 管口NPS Nominal Pipe Size 公称管径NPSH Net Positive Suction Head 净正吸入压头NPT *American National Taper 美国锥管螺纹Pipe ThreadNS Nominal Size 公称直径NV Needle Valve 针形阀OOD *Outside Diameter 外径OET One end Threaded 一端带螺纹OR Outside Radius 外半径ORF Orifice 孔板ORIENT Orientation 方位OS & Y Outside Screw and Yoke 外螺纹阀杆和阀轭OSNB Outside Screw Non-Bonnet 外螺纹无阀盖PP Plug 堵头PAP Piping Arrangement Plan 管道布置平面图PB Pressure Seal Bonnet 压力密封的阀盖P-B Plain End –Bevel End 平端—坡口端PC Pressure Seal Cap 压力密封的阀帽P.C.D. Pitch Circle Diameter 节圆直径PE Plain End (not beveled) 平端（无坡口）PF Platform 平台PID Piping & Instrument Diagram管道及仪表流程图PN *Nominal Pressure 公称压力PN Plant North 工厂北向POS point of Support 支承点P-P Plain End—Plain End 两端为平端PREP Preparation 加工准备PSIA *Pounds Per SquareInch Absolute 磅/PSIG Pounds Per Square Inch Gage 磅/PT Point 点PTFE *Polytetrafluoroethylene 聚四氟乙烯PT.NO Part No. 件号PV Plug Valve 旋塞阀PVC *Poly Vinyl Chloride 聚氯乙烯QQTY *Quantity 数量RR * Radius 半径RED Reducer 异径管REF Reference 参考REINF Reinforce 加强REQD Required 需要；申请REV *Revision 修改RF Raised Face 凸面RG Ring Gasket 环形垫片R.H.THD Right Hand Thread 右螺旋RJ Ring Joint 环垫接头RO Restriction Orifice 限流孔板RPM * Revolutions Per Minute 转/分RPS * Revolutions Per Second 转/秒RS Resting Support 支承架，滑动架RTJ Ring Type Joint（见RJ）RV Relief Valve 安全泄液阀SS *South 南S Spring 弹簧（管架用）SAW (Automatic)Submerged Arc Wel**** 自动埋弧焊SB Stud Bolt 双头螺栓SB Screwed Bonnet 螺纹阀盖SC Sample Cooler 取样冷却器SCH * Schedule 管壁厚系列号SCRD Screwed 螺纹SEP Small end Plain 小端为平的SET Small end Threaded 小端带螺纹SF Semi-Finished 半光SG Sight Glass 视镜SH Surface Hard Facing 硬质密封面SK Sketch 草图SMAW Shielded Metal Arc Wel**** 有保护的金属电弧焊SMLS Seamless 无缝SN Swaged Nipple 异径短管SO Slip – On 滑套SOF Slip – On Flange 滑套法兰SPEC * Specification 规定，说明SPL Sound Pressure Lever 升压水准SQ * Square 方的，平方SR Shout Radius 短半径SRE Short Radius Elbow 短半径弯头SS *Stainless Steel 不锈钢ST Steam Trap 蒸汽疏水阀STD *Standard 标准STG Small Tongue & Groove 小椎槽面STL *Steel 钢STM Steam 蒸汽STM.TR Steam Tracing 蒸汽拌热SUCT Suction 吸入口SV Safety Valve 安全泄气阀SW Socket Weld 承插焊SWG Swage 锻造，模锻SWMG Swing Type 旋启式SYM Symmetrical 对称的TT Tee 三通TE Threaded End 螺纹端TEMP *Temperature 温度TG Tongue & Groove 椎槽THD *Threaded 螺纹的THK *Thickness 厚度TL Tangent Line 切线TN True North 真实北向TOC Top of Concrete 混凝土北向TOP Top of pipe 管顶TOS Top of Support 支架顶面Top Top of Steel 钢结构顶面TY P Typical 典型的UUB Union Bonnet 带活接头的阀盖UC Union Cap 带活接头的阀帽UN Union 活接头VV Valve 阀VAC Vacuum 真空VAR Variable 可变的VERT Vertical 垂直的VOL *Volume 卷，册，容量，体积WW * West 西WB Weld Branch 焊接支管WC Weld Cap 焊接管帽WD Width 宽度WE Weld End 焊接端WL Wel**** Line 焊接线WN Wel**** Neck 对焊法兰（颈部）WNF Weld Neck Flange 对焊法兰WP Working Pressure 工作压力W.P. Working Point 工作点WT Wall Thickness 壁厚Weight 重量XXH Extra Heavy 加强的，加厚的XXH Double Extra Heavy 双倍加强（厚）的XS Extra Strong 加强的XXS Double Extra Strong 双倍加强的YYP Yield Point 屈服点1.2 管件 Fitting弯头 elbow异径弯头 reducing elbow带支座弯头 base elbowk半径弯头 long radius elbow短半径弯头 short radius elbow长半径180°弯头 long radius return短半径180°弯头 short radius return带侧向口的弯头（右向或左向） side outlet elbow (right hand or left hand)双支管弯头（形） double branch elbow三通 tee异径三通 reducing tee等径三通 straight tee带侧向口的三通（右向或左向） side outlet tee (right hand or 1eft hand)异径三通（分支口为异径） reducing tee (reducing on outlet)异径三通（一个直通口为异径） reducing tee (reducing on one run)带支座三通 base tee异径三通（一个直通口及分支口为异径） reducing tee (reducing on one run and outlet)异径三通（两个直通口为异径，双头式） reducing tee (reducing on both runs, bull head)45°斜三通 45° lateral45°斜三通（支管为异径） 45° lateral (reducing on branch)45°斜三通(一个直通口为异径) 45° lateral (reducing on one run)45°斜三通(一个直通口及支管为异径) 45° lateral (reducing on one run and branch)Y型三通（俗称裤衩）true “Y”四通 cross等径四通 straight cross异径四通 reducing cross异径四通（一个分支口为异径 reducing cross (reducing on one outlet)异径四通（一个直通口及分支口为异径） reducing cross (reducing on one run and outlet)异径四通（两个分支口为异径） reducing cross (reducing on both outlet)异径四通（一个直通口及两个分支口为异径）reducing cross (reducing on one run and both outlet)异径管 reducer同心异径管 concentric reducer偏心异径管 eccentric reducer锻制异径管 reducing swage螺纹支管台 threadolet焊接支管台 weldolet承插支管台 sockolet弯头支管台 elbolet斜接支管台 latrolet镶入式支管嘴 sweepolet短管支管台 nipolet支管台，插入式支管台 boss管接头 coupling, full coupling半管接头 half coupling异径管接头 reducing coupling活接头 union内外螺纹缩接（俗称补芯） bushing管帽 cap (C)堵头 plug短节 nipple异径短节 reducing nipple; swage nipple1.3 弯管 Bend预制弯管 fabricated pipe bend跨越弯管（^ 形） cross-over bend偏置弯管（~ 形） offset bend90°弯管 quarter bend环形弯管 cirele bend单侧偏置90°弯管（? 形） single offset quarter bendS形弯管“S” bend单侧偏置U形膨胀弯管（| ?形）single offset “U”bendU形弯管“U” bend双偏置U膨胀弯管double offset expansion “U” bend斜接弯管 mitre bend三节斜接弯管 3-piece mitre bend折皱弯管 corrugated bend圆度 roundness1.4 法兰 Flange (FLG）整体管法兰 integral pipe flange钢管法兰 steel pipe flange螺纹法兰 threaded flange滑套法兰（包括平焊法兰） slip-on flange (SO); slip-on welding flange承插焊法兰 socket welding flange松套法兰 lap joint flange (LJF)对焊法兰 welding neck flange (WNF)法兰盖 blind flange, blind孔板法兰 orifice flange异径法兰 reducing flange盘座式法兰 pad type flange松套带颈法兰 loose hubbed flange焊接板式法兰 welding plate flange 对焊环 welding neck collar （与stub end相似）平焊环 welding-on collar突缘短节 stub end, lap翻边端 lapped pipe end松套板式法兰 loose plate flange压力级 pressure rating, pressure rating class压力—温度等级 pressure-temperature rating 法兰密封面，法兰面 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环连接面 ring joint face全平面；满平面 flat face; full face (FF) 光滑突面 smooth raised face (SRF)法兰面加工 facing finish粗糙度 roughness光滑的 smooth齿形 serrated均方根 root mean square (RMS)算术平均粗糙高度 arithmetical average roughness height (AARH)配对法兰 companion-flange螺栓圆 bolt circle (B.C.)1.5 垫片 Gasket (GSKT)垫片的型式 type of gasket平垫片 flat gasket环形平垫片 flat ring gasket平金属垫片 flat metal gasket夹棉织物的橡胶 elastomer with cotton fabric insertion夹石棉织物的橡胶 elastomer with asbestos fabric insertion夹石棉织物及金属丝加强的橡胶 elastomer with asbestos fabric insertion and with wire reinforcement 无石墨压缩白石棉垫片 non graphited compressed white asbestos gasket天然白橡胶垫片 natural white rubber gasket 压缩石棉垫片 compressed asbestos class gasket浸聚四氟乙烯的石棉垫片 PTFE impregnated asbestos gasket夹石棉的缠绕金属垫片 spiral-wound metal gasket with asbestos filler内环 inner ring外环，外定位环 outer ring波纹金属垫片 corrugated metal gasket波纹金属包嵌石棉垫片 corrugated metal gasket with asbestos inserted双夹套波纹金属包石棉垫片 corrugated metal double jacketed asbestos filled gasket双夹套垫片 double jacketed gasket金属包石棉平垫片 flat metal jacketed asbestos filled gasket整体金属齿形垫片 solid metal serrated gasket 槽形金属垫片 grooved metal gasket环形连接金属垫片 ring joint metal gasket八角环形垫片 octagonal ring gasket椭圆环形垫片 oval ring gasket透镜式垫片 lens gasket非金属垫片 non-metallic gasketTOE是Threaded One End的缩写，意思是一端螺纹POE是Plain One End的缩写，意思是一端平口TBE是Threaded Both End的缩写，意思是两端螺纹PBE是Plain Both End的缩写，意思是两端平口TOE&POE就是一端平口，另一端螺纹连接TBE是两头都是螺纹连接PBE是两头都是平口（焊接）BBE 两端都是坡口。

管件中英文对照表1、法兰Flange(FLG）整体管法兰integral pipe flange钢管法兰steel pipe flange螺纹法兰threaded flange滑套法兰（包括平焊法兰）slip-on flange(SO);slip-on welding flange 承插焊法兰socket welding flange松套法兰lap joint flange(LJF)对焊法兰welding neckflange(WNF)法兰盖blind flange,blind孔板法兰orifice flange异径法兰reducing flange盘座式法兰pad type flange松套带颈法兰loose hubbed flange焊接板式法兰welding plate flange对焊环welding neck collar（与stub end相似）平焊环welding-on collar突缘短节stub end,lap翻边端lapped pipe end松套板式法兰loose plate flange压力级pressure rating,pressure rating class压力—温度等级pressure-temperature rating法兰密封面，法兰面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环连接面ring joint face全平面；满平面flat face;full face(FF)光滑突面smooth raised face(SRF)法兰面加工facing finish粗糙度roughness光滑的smooth齿形serrated均方根root mean square(RMS)算术平均粗糙高度arithmetical average roughness height(AARH)配对法兰companion-flange螺栓圆bolt circle(B.C.)2、管件Fitting弯头elbow异径弯头reducing elbow带支座弯头base elbow长半径弯头long radius elbow短半径弯头short radius elbow长半径180°弯头long radius return短半径180°弯头short radius return带侧向口的弯头（右向或左向）side outlet elbow(right hand or left hand)双支管弯头（形）double branch elbow三通tee异径三通reducing tee等径三通straight tee带侧向口的三通（右向或左向）side outlet tee(right hand or1eft hand)异径三通（分支口为异径）reducing tee(reducing on outlet)异径三通（一个直通口为异径）reducing tee(reducing on one run)带支座三通base tee异径三通（一个直通口及分支口为异径）reducing tee(reducing on one run and outlet)异径三通（两个直通口为异径，双头式）reducing tee(reducing on both runs, bull head)45°斜三通45°lateral45°斜三通（支管为异径）45°lateral(reducing on branch)45°斜三通(一个直通口为异径)45°lateral(reducing on one run)45°斜三通(一个直通口及支管为异径)45°lateral(reducing on one run and branch)Y型三通（俗称裤衩）true“Y”四通cross等径四通straight cross异径四通reducing cross异径四通（一个分支口为异径）reducing cross(reducing on one outlet)异径四通（一个直通口及分支口为异径）reducing cross(reducing on one run and outlet)异径四通（两个分支口为异径）reducing cross(reducing on both outlet)异径四通（一个直通口及两个分支口为异径）reducing cross(reducing on one run and both outlet)异径管reducer同心异径管concentric reducer偏心异径管eccentric reducer锻制异径管reducing swage螺纹支管台threadolet焊接支管台weldolet承插支管台sockolet弯头支管台elbolet斜接支管台latrolet镶入式支管嘴sweepolet短管支管台nipolet支管台，插入式支管台boss管接头coupling,full coupling半管接头half coupling异径管接头reducing coupling活接头union内外螺纹缩接（俗称补芯）bushing管帽cap(C)堵头plug短节nipple异径短节reducing nipple;swage nipple3、弯管Bend预制弯管fabricated pipe bend跨越弯管（^形）cross-over bend偏置弯管（~形）offset bend90°弯管quarter bend环形弯管cirele bend单侧偏置90°弯管（?形）single offset quarter bendS形弯管“S”bend单侧偏置U形膨胀弯管（|?形）single offset“U”bendU形弯管“U”bend双偏置U膨胀弯管double offset expansion“U”bend斜接弯管mitre bend三节斜接弯管3-piece mitre bend折皱弯管corrugated bend圆度roundness4、垫片Gasket(GSKT)垫片的型式type of gasket平垫片flat gasket环形平垫片flat ring gasket平金属垫片flat metal gasket夹棉织物的橡胶elastomer with cotton fabric insertion夹石棉织物的橡胶elastomer with asbestos fabric insertion夹石棉织物及金属丝加强的橡胶elastomer with asbestos fabric insertion and with wire reinforcement无石墨压缩白石棉垫片non graphited compressed white asbestos gasket 天然白橡胶垫片natural white rubber gasket压缩石棉垫片compressed asbestos class gasket浸聚四氟乙烯的石棉垫片PTFE impregnated asbestos gasket夹石棉的缠绕金属垫片spiral-wound metal gasket with asbestos filler 内环inner ring外环，外定位环outer ring波纹金属垫片corrugated metal gasket波纹金属包嵌石棉垫片corrugated metal gasket with asbestos inserted 双夹套波纹金属包石棉垫片corrugated metal double jacketed asbestos filled gasket双夹套垫片double jacketed gasket金属包石棉平垫片flat metal jacketed asbestos filled gasket整体金属齿形垫片solid metal serrated gasket槽形金属垫片grooved metal gasket环形连接金属垫片ring joint metal gasket八角环形垫片octagonal ring gasket椭圆环形垫片oval ring gasket透镜式垫片lens gasket非金属垫片non-metallic gasket。

●弯头 elbow异径弯头 reducing elbow带支座弯头 base elbow长半径弯头（标准1.5倍弯曲半径-——1。

5D)long radius elbow●三通 tee异径三通 reducing tee等径三通 straight tee带侧向口的三通（右向或左向） side outlet tee(right hand or 1eft hand)异径三通（分支口为异径） reducing tee （reducing on outlet)异径三通(一个直通口为异径）reducing tee(reducing on one run)带支座三通 base tee异径三通(一个直通口及分支口为异径) reducing tee （reducing on one run and outlet)异径三通（两个直通口为异径，双头式） reducing tee （reducing on both runs, bull head)45°斜三通 45° lateral45°斜三通(支管为异径) 45° lateral (reducing onbranch)45°斜三通（一个直通口为异径) 45° lateral（reducing on one run)45°斜三通(一个直通口及支管为异径） 45° lateral(reducing on one run and branch)Y型三通(俗称裤衩）true “Y"四通 cross等径四通 straight cross异径四通 reducing cross异径四通（一个分支口为异径）reducing cross （reducing on one outlet）异径四通（一个直通口及分支口为异径) reducing cross （reducing on one run and outlet)异径四通（两个分支口为异径） reducing cross (reducing on both outlet)异径四通（一个直通口及两个分支口为异径）reducing cross （reducing on one run and both outlet)异径管 reducer同心异径管 concentric reducer偏心异径管 eccentric reducer锻制异径管 reducing swage螺纹支管台 threadolet焊接支管台 weldolet承插支管台 sockolet弯头支管台 elbolet斜接支管台 latrolet镶入式支管嘴 sweepolet短管支管台 nipolet支管台，插入式支管台 boss●螺纹支管台Threadolet●弯头支管台elbolet●焊接支管台weldolet；on weld●短管支管台nipolet●承插支管台sockolet●烧焊支管台weldolet●斜接支管台latrolet●承插焊支管台Sockolet●支管台,插入式支管台boss管接头 coupling， full coupling半管接头 half coupling异径管接头 reducing coupling活接头 union内外螺纹缩接（俗称补芯) bushing管帽 cap (C）堵头 plug短节 nipple异径短节 reducing nipple; swage nipple管道英文缩写A Anchor 固定ABS * Absolute 绝对的AISI *American Iron and Steel Institute 美国钢铁学会ANSI ＊ American National Standards Institute美国国家标准学会API *American Petroleum Institute 美国石油学会APPROX ＊Approximate 大约，近似的ASB Asbestos 石棉ASME ＊American Society Of MechanicalEngineers美国机械工程师协会ASSY * Assembly 装配，组装ASTM ＊ American Society Of Testing Material 美国材料实验协会ATM ＊ Atmosphere 大气压AWG * American Wire Gage 美国线规AWS ＊ American Wel*＊＊* Society 美国焊接协会AWWA ＊ American Water WorksAssociation 美国水工协会BBB Bolted Bonnet 栓柱连接的阀盖BB By Buyer 买方供货B—B Beveled End-Beveled End 两端为坡口端BC Bolt Circle 螺栓中心圆B.C Bolted Cover（cap) 螺栓连接的阀兰盖(帽）BE Beveled End (for wel＊**＊）坡口（焊接用）B。

管件资料中英文对照等径直通equal coupling异径直通reducing coupling内牙直通female coupling外牙直通straight tube with outside 90等径弯头90 equal elbow45等径弯头45 equal elbow外牙弯头male elbow内牙弯头female elbow等径三通equal tee异径三通reducing tee内牙三通female tee外牙三通male tee管帽capsch代表压力lr长半径或1倍半大小SIZE数量QTY碳钢弯头Carbon Steel Elbow不锈钢弯头Stainless Steel Elbow 高压弯头High-Pressure Elbow同心异径管Concentric Reducers偏心异径管Eccentric Reducers高压异径管High-pressure Reducers不锈钢等径三通Stainless Straight Tee碳钢等径三通Carbon Straight Tee不锈钢等径四通Stainless Straight Cross高压三通High-pressure Tee锻制三通Forged Tee异径接头Template管帽Caps法兰flange长径和短径弯头long and short radius elbows同心和偏心异径接头concentric and eccentric reducers 等径和异径三通straight and reducing outlet tees大小头CONCENTRIC REDUCERTee Equal 相等的三通等径三通Straight Tee异径三通Reducing Tee等径四通Straight Cross90°短半径弯头90°SS Elbow (SR)90°长半径弯头90°SS Elbow (LR)高压厚壁弯头Thickness ElbowU型管Return Bend盲法兰Blank Flange弯管Bends翻边stub ends异径接头reducers公称通径nominal diameter外径(mm) outside diameter中心距至端面的距离center to end 理论重量(kg/pcs) approx weight description 类种Standard标准Design类型Material材质双丝头Nipple短节SW AGE NIPPLE内外螺纹活接头Union螺桩studHalf-Coupling单承口管箍Coupling双承口管箍盲板Blind Flangespectacle blind 带双圈的盲板Ecentric 偏心的拆除:dismantle结头（管线的）：tie-in插盲板：slip spade盲板：blank接头：fitting加热器：heater金属缠绕垫片（带外环）:SW with outside ring HR:热轧on site:manifold:管汇。

碳钢弯头 Carbon Steel Elbow不锈钢弯头 Stainless Steel Elbow高压弯头 High-Pressure Elbow同心异径管 Concentric Reducers偏心异径管 Eccentric Reducers高压异径管 High-pressure Reducers不锈钢等径三通 Stainless Straight Tee碳钢等径三通 Carbon Straight Tee不锈钢等径四通 Stainless Straight Cross高压三通 High-pressure Tee锻制三通 Forged Tee异径接头 Template 管帽 Caps 法兰flange长径和短径弯头 long and short radius elbows同心和偏心异径接头 concentric and eccentric reducers等径和异径三通 straight and reducing outlet tees大小头 CONCENTRIC REDUCER相等的三通Tee Equal等径三通Straight Tee异径三通Reducing Tee等径四通Straight Cross90°短半径弯头90°SS Elbow(SR) U型管Return Bend90°长半径弯头90°SS Elbow (LR)高压厚壁弯头Thickness Elbow盲法兰Blank Flange 弯管Bends翻边stub ends 异径接头reducers 公称通径 nominal diameter外径(mm) outside diameter 中心距至端面的距离center to end理论重量(kg/pcs) approx weight类种description 标准Standard类型Design 材质Material 双丝头 Nipple同心异径短节 SWAGE Nipple活接头 Union PLUG HEX HEAD六角管堵 PLUG HEX HEADSCRD六角螺纹管堵MPT螺纹 RC螺纹螺桩 stud SWAGE (CONC)同心异径短节单承口管箍 Half-Coupling 异径管箍Coupling, Reducing盲板 Blind Flange 带双圈的盲板spectacle blind 偏心的Ecentric 等径直通equal coupling内牙直通 female coupling外牙直通 straight tube with outside90等径弯头 90 equal elbow45等径弯头 45 equal elbow外牙弯头 male elbow内牙弯头 female elbow 等径三通 equal tee异径三通 reducing tee内牙三通female tee外牙三通 male tee 管帽cap拆除:dismantle 结头（管线的）：tie-in插盲板：slip spade 盲板：blank接头：fitting 加热器：heater金属缠绕垫片（带外环）:SW with outside ring 热轧on site: 管汇manifold3. 对焊管座weldolet 对焊支管台nipolet--短管支管台welding plate flange焊接板式法兰..threaded (THD) 螺纹的.sockolet 承插焊支管台...thredolet 螺纹支管台.3. 短节、双丝头 nipple... nipple 螺纹接头短节SWAGE nipple... 活接头 Union4. 螺纹接套；喷嘴nipper 钳子；拔钉钳...nipple 螺纹接套；喷嘴...noiseabatement measure 减低噪音措施• 1. 弯头支管台elbolet|弯头支管台...elbolet|弯头支管台...elbow|弯头2. 螺纹支管台；弯头管座elastometric lining橡胶内衬...elbolet螺纹支管台；弯头管座3. 斜接支管台Sockolet弯头支管台...elbolet斜接支管台trolet镶入式支管嘴Seamless---无缝的equal-----相等的，同样的Reducers----异径的，不同的blind flange--法兰堵板/盲板法兰盲法兰法兰-FLANGEblind--法兰盖,盲目的HEX==hexagon(六角形;六边形)Head--上端;前端头PLUG—管赌NIPOLET—短管斜支管台支管台NIPPLE—螺纹短节PLUG—丝堵SCD NPT--是符合NPT标准的螺纹C.STL A105 TO AP SPEC 4WPI-MWCF01 分开解释如下C.STL A105 材料标准TO AP SPEC 4WPI-MCCN01 应该符合AP（air product）规范4WPI-MCCN01BLE/PSE 大头破口，小头平面SWAGE, CON, BLE/PSE-----异径管短节同心大头破口，小头平面“o-let”=管支台螺纹支管台 threadolet 焊接支管台 weldolet 承插支管台 sockolet弯头支管台 elbolet 斜支管台latrolet 镶入式支管嘴sweeplet 短管支管台npoletPL 平端点，外丝管座承插焊（SWF）BV 斜端点对焊FL 法兰连接法兰连接在AutoCAD Plant 3D 中管道与管道元件连接形式有很多方式，详细介绍如下：端码说明链接示例（匹配）PL 平端点，外丝管座承插焊（SWF）BV 斜端点对焊THDM 外螺纹螺纹连接（THDF）THRD丝扣(THREADED) THDF 内螺纹螺纹连接（THDM）SW 内丝承插焊承插焊FL 法兰连接法兰连接WF 平头平头法兰链接（FL）LAP 搭接环搭接（PL）GRV 凹槽连接凹槽连接（PL）SO 松套平焊（PL）PPL 塑料平面熔焊PSW 内丝塑料管座胶接（PPL）LFL 直法兰LLP 直搭接LUG 接线片法兰连接（FL）BELL 钟形接头钟形接头和承插焊（SPIG）SPIG 承插焊钟形接头和承插焊（BELL）TAP 旋塞旋塞（PL）异径双承口管箍—reducing couplingCoupling, RED—异径双承口管箍FPT（缩写）=Female Pipe Thread=内螺纹管接头lateral tee--斜三通；斜侧三通FORGED--锻造inside THR-Ends—底端内侧螺纹LO TEMP=low temperature 低温。

●弯头e l b o w ●异径弯头r e d u c i n g e l b o w ●带支座弯头b a s e e l b o w ●长半径弯头（标准 1.5倍弯曲半径---1.5D）long radius elbow●三通 tee●异径三通 reducing tee●等径三通 straight tee●带侧向口的三通（右向或左向） side outlet tee(right hand or 1eft hand)●异径三通（分支口为异径） reducing tee (reducingon outlet)●异径三通（一个直通口为异径）reducing tee(reducing on one run)●带支座三通 base tee●异径三通（一个直通口及分支口为异径） reducing tee(reducing on one run and outlet)●异径三通（两个直通口为异径，双头式） reducing tee(reducing on both runs, bull head)●45°斜三通 45° lateral●45°斜三通（支管为异径） 45° lateral (reducing onbranch)●45°斜三通(一个直通口为异径) 45° lateral (reducingon one run)●45°斜三通(一个直通口及支管为异径) 45° lateral(reducing on one run and branch)●Y型三通（俗称裤衩）true “Y”●四通 cross●等径四通 straight cross●异径四通 reducing cross●异径四通（一个分支口为异径）reducing cross(reducing on one outlet)●异径四通（一个直通口及分支口为异径） reducingcross (reducing on one run and outlet)●异径四通（两个分支口为异径） reducing cross(reducing on both outlet)●异径四通（一个直通口及两个分支口为异径）reducing cross (reducing on one run and bothoutlet)●异径管 reducer●同心异径管 concentric reducer●偏心异径管 eccentric reducer●锻制异径管 reducing swage●螺纹支管台 threadolet●焊接支管台 weldolet●承插支管台 sockolet●弯头支管台 elbolet●斜接支管台 latrolet●镶入式支管嘴 sweepolet●短管支管台 nipolet●支管台，插入式支管台 boss●螺纹支管台Threadolet●弯头支管台elbolet●焊接支管台weldolet；on weld ●短管支管台nipolet●承插支管台sockolet●烧焊支管台weldolet●斜接支管台latrolet●承插焊支管台Sockolet●支管台，插入式支管台boss●管接头 coupling, full coupling ●半管接头 half coupling●异径管接头 reducing coupling●活接头 union●内外螺纹缩接（俗称补芯） bushing●管帽 cap (C)●堵头 plug●短节 nipple●异径短节 reducing nipple; swage nipple管道英文缩写A Anchor 固定ABS * Absolute 绝对的AISI *American Iron and Steel Institute?? 美国钢铁学会ANSI * American National Standards Institute 美国国家标准学会API *American Petroleum Institute 美国石油学会APPROX *Approximate 大约，近似的ASB Asbestos 石棉??ASME *American Society Of Mechanical Engineers美国机械工程师协会ASSY * Assembly 装配，组装ASTM * American Society Of Testing Material 美国材料实验协会ATM * Atmosphere 大气压AWG * American Wire Gage 美国线规AWS * American Wel**** Society 美国焊接协会AWWA * American Water WorksAssociation 美国水工协会B??BB Bolted Bonnet 栓柱连接的阀盖BB By Buyer 买方供货B-B Beveled End-Beveled End 两端为坡口端BC Bolt Circle 螺栓中心圆??B.C Bolted Cover(cap) 螺栓连接的阀兰盖（帽）??BE Beveled End (for wel****) 坡口（焊接用）B.E ??? Bell End 承口BEP Both Ends Plain 两端平BET Both Ends Threaded 两端带螺纹BL Battery Limit 装置区边界BF Blind Flange 盲板法兰BLD Blind ??? 盲板BLDG *Buil**** 建筑物BM Bill Of Material 材料表BOP Bottom Of Pipe 管底B-P Beveled End —Plain End 坡口端.平端BV Butterfly valve 蝶阀BWG * Birmingham Wire Gage 伯明翰线规BW Butt Weld 对焊CC Cap 管帽C-C Center to Center 中至中C-E Center to End 中至端面C-F Center to Face 中至面CH-OP Chain Operated 链条操纵的CH.PL Checkered Plate 花纹钢管C.I *Cast Iron 铸铁CL *Class 英制压力等级，等级，种类CLEAR Clearance 间隙COD Continued on Drawing 接续图COL *Column 柱，塔CONC Concentric 同心的CONN Connection 连接，接口CONT *Continue 连续CONT.V. Control Valve 控制阀CPLG Coupling 管接头，连轴节C.R. Concentric Reducer 同心异径管C.S. *Carbon Steel 碳钢C.S. Cold Spring 冷紧Car Seal Close 在关闭状态下封住 Car Seal Open 在开启状态下封住CUST Customer 客CH Check Valve 止回阀DEG *Degree 度DF Drain funnel 排液漏斗DIA *Diameter 直径DIM *Dimension 尺寸DISCH *Discharge 出口，排出Diaphragm VELVE 隔膜阀DMF Double Male And Female 双重凹凸DN?? Norminal Diameter公称直径DN Down 下DR Drain 排液DS Directional Stop 定向限为架DWG * Drawing 图EE *East 东EC External Coating 外面涂防腐层ECC Eccentric 偏心EFW Electric Fusion Welded 电容焊的EL(ELEV) *Elevation 标高；立面ELL Elbow 弯头EQIOP Equipment?? 设备，装置EQUIV Equivalent 相当的E.R. Eccentric Reducer 偏心异经管ERW Electric Resistance Welded 电阻焊的EW Eye Washer & Shower 洗眼器及淋浴器EXP.JT Expansion Joint 膨胀节FFDN Foundation?? 基础FF Flat Faced Or Full Faced 全平面；满平面F-F Face To Face 面至面FGW Fusion Gas Wel**** 气熔焊FIG *Figure 图FL Floor 楼面FLEX TUBE Flexible Tube 挠性管FLG Flange 法兰FLGD Flanged 法兰式的FLGF Flanged Face 法兰面FOB Flat On Bottom 底面平FOT Flat On Top 顶面平FP Fix Point 固定点FS Forged Steel 锻钢FTF Fitting To Fitting 管件直连FTG Fitting 管件FURND Furnished 提供的，装设的FW Field Weld 现场焊G Guide 导向GA * Gage 表，表压，规（线规）GALV *Galvanize 镀锌GL Ground Level 地面GLV Globe Valve 截止阀GEAR OP Gear Operated 齿轮传动的GMAW Gas Metal Arc Wel**** 金属极惰气体保护焊GSKT Gasket 垫片GTAW (Inert)Gas Tungsten Arc Wel**** 惰性气体保护钨极电弧焊GV Gate Valve 闸阀HH Hanger 吊架HC Hose Connection 软管接头H.CPLG Half Coupling 半节管接头HDR Header 总管HEX *Hexagon 六角形HF Hard Alloy Face on阀内件（阀心）为Valve Trim ?? ??? 硬质合金密封面HH Hand Hole 手孔HOR Horizontal 水平的H.P * High Pressure 高压HS Hose Station 软管IID * Inside Diameter 内径IN * Inch 英寸INS Insulation 隔热INST Instrument?? 仪表INV Invert (inside bottom of pipe) 管子内底IPS Iron Pipe size 铁管尺寸ISO Isometric Drawing 周测图（空视图） Inside Battery Limit 装置边界内恻ISNS Inside screw & Non-rising Stem 内螺纹非升杆ISRS Inside screw & Rising stem 内螺纹升杆JJT Joint 接头JS Jack Screw 顶开（起）螺栓LLC Locked Closed 在关闭状态下锁定LEP Large end plain 大端为平的LET Large end Threaded 大端带螺纹LG Long 长LGF Lens Gasket Face 透镜垫连接面L.H. THD Left Hand Thread 左螺纹LIFT Lift Type 升降式LJ Lap Joint 搭接LJF Lap Joint Flange 松套法兰LO Locked Open 在开启状态下锁定L.P. Low Pressure 低压LR Long Radius 长半径LRE Long Radius Elbow 长半径弯头LTG Large Tongue & Groove 大椎槽MMATL Material 材料MAX Maximum 最大MB Machine Bolt 机器螺栓（单头）MF Male and Female 凸和凹MFG Manufacture 制造MF * Manufacture 制造厂MH Manhole 人孔MI Malleable Iron 可锻铸铁MIN *Minimum 最小MJ Mechanical Joint 机械接头M.L Match Line 连续线MSS * Manufacturers Standardization Society of the Valve and Fittings Industry, Inc.?? 美国阀门和管件制造商标准化协会MTO Material take-off 材料统计MW Minimum Wall 最小壁厚M.W. Mineral Wool 矿（物）棉NN * North 北NB Nominal Bore 公称孔径N.B. Non-Bonnet 无阀盖NC Normally Closed 常闭NIP Nipple 短管NO Normally Open; 常开*Number号；数量NO INS No Insulation 不隔热NOM Nominal 公称的；额定的NOZ Nozzle 管口NPS Nominal Pipe Size 公称管径NPSH Net Positive Suction Head 净正吸入压头NPT *American National Taper 美国锥管螺纹Pipe ThreadNS Nominal Size 公称直径NV Needle Valve 针形阀OOD *Outside Diameter 外径OET One end Threaded 一端带螺纹OR Outside Radius 外半径ORF Orifice 孔板ORIENT Orientation 方位OS & Y Outside Screw and Yoke 外螺纹阀杆和阀轭OSNB Outside Screw Non-Bonnet 外螺纹无阀盖PP Plug 堵头PAP Piping Arrangement Plan?? 管道布置平面图PB Pressure Seal Bonnet 压力密封的阀盖P-B Plain End –Bevel End 平端—坡口端PC Pressure Seal Cap 压力密封的阀帽Pitch Circle Diameter 节圆直径PE Plain End (not beveled) 平端（无坡口）PF Platform 平台PID Piping & Instrument Diagram管道及仪表流程图PN *Nominal Pressure 公称压力PN Plant North 工厂北向POS point of Support 支承点P-P Plain End—Plain End 两端为平端PREP Preparation 加工准备PSIA *Pounds Per Square Inch?? Absolute 磅/PSIG Pounds Per Square Inch Gage 磅/ PT Point 点PTFE *Polytetrafluoroethylene 聚四氟乙烯PT.NO Part No. 件号PV Plug Valve 旋塞阀PVC *Poly Vinyl Chloride 聚氯乙烯QQTY *Quantity 数量RR * Radius 半径RED Reducer 异径管REF Reference 参考REINF Reinforce 加强REQD Required 需要；申请REV *Revision 修改RF Raised Face 凸面RG Ring Gasket 环形垫片Right Hand Thread 右螺旋RJ Ring Joint 环垫接头RO Restriction Orifice 限流孔板RPM * Revolutions Per Minute 转/分RPS * Revolutions Per Second 转/秒RS Resting Support 支承架，滑动架RTJ Ring Type Joint（见RJ）RV Relief Valve 安全泄液阀SS *South 南S Spring 弹簧（管架用）SAW (Automatic)Submerged Arc Wel**** 自动埋弧焊SB Stud Bolt 双头螺栓SB Screwed Bonnet 螺纹阀盖SC Sample Cooler 取样冷却器SCH * Schedule 管壁厚系列号SCRD Screwed 螺纹SEP Small end Plain 小端为平的SET Small end Threaded 小端带螺纹SF Semi-Finished 半光SG Sight Glass 视镜SH Surface Hard Facing 硬质密封面SK Sketch 草图SMAW Shielded Metal Arc Wel**** 有保护的金属电弧焊SMLS Seamless 无缝SN Swaged Nipple 异径短管SO Slip – On 滑套SOF Slip – On Flange 滑套法兰SPEC * Specification 规定，说明SPL Sound Pressure Lever 升压水准SQ * Square 方的，平方SR Shout Radius 短半径SRE Short Radius Elbow 短半径弯头SS *Stainless Steel 不锈钢ST Steam Trap?? 蒸汽疏水阀STD *Standard 标准STG Small Tongue & Groove 小椎槽面STL *Steel 钢STM Steam 蒸汽STM.TR Steam Tracing 蒸汽拌热SUCT Suction 吸入口SV Safety Valve 安全泄气阀SW Socket Weld 承插焊SWG Swage 锻造，模锻SWMG Swing Type 旋启式SYM Symmetrical 对称的TT Tee 三通TE Threaded End 螺纹端TEMP *Temperature?? 温度TG Tongue & Groove 椎槽THD *Threaded 螺纹的THK *Thickness 厚度TL Tangent Line 切线TN True North 真实北向TOC Top of Concrete 混凝土北向TOP Top of pipe 管顶TOS Top of Support 支架顶面Top Top of Steel 钢结构顶面TY P Typical 典型的UUB Union Bonnet 带活接头的阀盖UC Union Cap 带活接头的阀帽UN Union 活接头VV Valve 阀VAC Vacuum 真空VAR Variable 可变的VERT Vertical 垂直的VOL *Volume 卷，册，容量，体积WW * West 西WB Weld Branch 焊接支管WC Weld Cap 焊接管帽WD Width 宽度WE Weld End 焊接端WL Wel**** Line 焊接线WN Wel**** Neck 对焊法兰（颈部）WNF Weld Neck Flange 对焊法兰WP Working Pressure 工作压力W.P. Working Point 工作点WT Wall Thickness 壁厚?? Weight 重量XXH Extra Heavy 加强的，加厚的XXH Double Extra Heavy 双倍加强（厚）的XS Extra Strong 加强的XXS Double Extra Strong 双倍加强的YYP Yield Point 屈服点1.2 管件 Fitting弯头 elbow异径弯头 reducing elbow带支座弯头 base elbowk半径弯头 long radius elbow短半径弯头 short radius elbow长半径180°弯头 long radius return短半径180°弯头 short radius return带侧向口的弯头（右向或左向） side outlet elbow (right hand or left hand)双支管弯头（形） double branch elbow三通 tee异径三通 reducing tee等径三通 straight tee带侧向口的三通（右向或左向） side outlet tee (right hand or 1eft hand)异径三通（分支口为异径） reducing tee (reducing on outlet)异径三通（一个直通口为异径） reducing tee (reducing on one run)带支座三通 base tee异径三通（一个直通口及分支口为异径） reducing tee (reducing on one run and outlet)异径三通（两个直通口为异径，双头式） reducing tee (reducing on both runs, bull head)45°斜三通 45° lateral45°斜三通（支管为异径） 45° lateral (reducing on branch)45°斜三通(一个直通口为异径) 45° lateral (reducing on one run)45°斜三通(一个直通口及支管为异径) 45° lateral (reducing on one run and branch)Y型三通（俗称裤衩）true “Y”四通 cross等径四通 straight cross异径四通 reducing cross异径四通（一个分支口为异径 reducing cross (reducing on one outlet)异径四通（一个直通口及分支口为异径） reducing cross (reducing on one run and outlet)异径四通（两个分支口为异径） reducing cross (reducing on both outlet)异径四通（一个直通口及两个分支口为异径）reducing cross (reducing on one run and both outlet)异径管 reducer同心异径管 concentric reducer偏心异径管 eccentric reducer锻制异径管 reducing swage螺纹支管台 threadolet焊接支管台 weldolet承插支管台 sockolet弯头支管台 elbolet斜接支管台 latrolet镶入式支管嘴 sweepolet短管支管台 nipolet支管台，插入式支管台 boss管接头 coupling, full coupling半管接头 half coupling异径管接头 reducing coupling 活接头 union内外螺纹缩接（俗称补芯） bushing 管帽 cap (C)堵头 plug短节 nipple异径短节 reducing nipple; swage nipple1.3 弯管 Bend预制弯管 fabricated pipe bend跨越弯管（^ 形） cross-over bend偏置弯管（~ 形） offset bend90°弯管 quarter bend环形弯管 cirele bend单侧偏置90°弯管（? 形） single offset quarter bendS形弯管“S” bend单侧偏置U形膨胀弯管（| ?形）single offset “U” bendU形弯管“U” bend双偏置U膨胀弯管double offset expansion “U” bend斜接弯管 mitre bend三节斜接弯管 3-piece mitre bend折皱弯管 corrugated bend圆度 roundness1.4 法兰 Flange (FLG）整体管法兰 integral pipe flange钢管法兰 steel pipe flange螺纹法兰 threaded flange滑套法兰（包括平焊法兰） slip-on flange (SO); slip-on welding flange承插焊法兰 socket welding flange松套法兰 lap joint flange (LJF)对焊法兰 welding neck flange (WNF)法兰盖 blind flange, blind孔板法兰 orifice flange异径法兰 reducing flange盘座式法兰 ? pad type flange松套带颈法兰 loose hubbed flange焊接板式法兰 ? welding plate flange对焊环 welding neck collar （与stub end相似）平焊环 welding-on collar突缘短节 stub end, lap翻边端 lapped pipe end松套板式法兰 loose plate flange压力级 pressure rating, pressure rating class压力—温度等级 pressure-temperature rating 法兰密封面，法兰面 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环连接面 ring joint face全平面；满平面 flat face; full face (FF) 光滑突面 smooth raised face (SRF)法兰面加工 facing finish粗糙度 roughness光滑的 smooth齿形 serrated均方根 root mean square (RMS)算术平均粗糙高度 arithmetical average roughness height (AARH)配对法兰 companion-flange螺栓圆 bolt circle (B.C.)1.5 垫片 Gasket (GSKT)垫片的型式 type of gasket平垫片 flat gasket环形平垫片 flat ring gasket平金属垫片 flat metal gasket夹棉织物的橡胶 elastomer with cotton fabric insertion夹石棉织物的橡胶 elastomer with asbestos fabric insertion夹石棉织物及金属丝加强的橡胶 elastomer with asbestos fabric insertion and with wire reinforcement无石墨压缩白石棉垫片 non graphited compressed white asbestos gasket天然白橡胶垫片 natural white rubber gasket 压缩石棉垫片 compressed asbestos class gasket浸聚四氟乙烯的石棉垫片 PTFE impregnated asbestos gasket夹石棉的缠绕金属垫片 spiral-wound metal gasket with asbestos filler内环 inner ring外环，外定位环 outer ring波纹金属垫片 corrugated metal gasket波纹金属包嵌石棉垫片 corrugated metal gasket with asbestos inserted双夹套波纹金属包石棉垫片 corrugated metal double jacketed asbestos filled gasket双夹套垫片 double jacketed gasket金属包石棉平垫片 flat metal jacketed asbestos filled gasket整体金属齿形垫片 solid metal serrated gasket槽形金属垫片 grooved metal gasket环形连接金属垫片 ring joint metal gasket 八角环形垫片 octagonal ring gasket椭圆环形垫片 oval ring gasket透镜式垫片 lens gasket非金属垫片 non-metallic gasketTOE是Threaded One End的缩写，意思是一端螺纹POE是Plain One End的缩写，意思是一端平口TBE是Threaded Both End的缩写，意思是两端螺纹PBE是Plain Both End的缩写，意思是两端平口TOE&POE就是一端平口，另一端螺纹连接TBE是两头都是螺纹连接PBE是两头都是平口（焊接）BBE 两端都是坡口。

最新管件中英文对照表（常用）资料碳钢弯头 Carbon Steel Elbow不锈钢弯头 Stainless Steel Elbow高压弯头 High-Pressure Elbow同心异径管 Concentric Reducers偏心异径管 Eccentric Reducers高压异径管 High-pressure Reducers不锈钢等径三通 Stainless Straight Tee碳钢等径三通 Carbon Straight Tee不锈钢等径四通 Stainless Straight Cross高压三通 High-pressure Tee锻制三通 Forged Tee异径接头 Template 管帽 Caps 法兰flange长径和短径弯头 long and short radius elbows同心和偏心异径接头 concentric and eccentric reducers等径和异径三通 straight and reducing outlet tees大小头 CONCENTRIC REDUCER相等的三通T ee Equal等径三通Straight Tee异径三通Reducing Tee等径四通Straight Cross90°短半径弯头90°SS Elbow(SR) U型管Return Bend90°长半径弯头90°SS Elbow (LR)高压厚壁弯头Thickness Elbow盲法兰Blank Flange 弯管Bends翻边stub ends 异径接头reducers 公称通径 nominal diameter 外径(mm) outside diameter 中心距至端面的距离center to end理论重量(kg/pcs) approx weight类种description 标准Standard类型Design 材质Material 双丝头 Nipple同心异径短节 SWAGE Nipple活接头 Union PLUG HEX HEAD六角管堵 PLUG HEX HEADSCRD六角螺纹管堵MPT螺纹 RC螺纹螺桩 stud SWAGE (CONC)同心异径短节单承口管箍 Half-Coupling 异径管箍Coupling, Reducing盲板 Blind Flange 带双圈的盲板spectacle blind 偏心的Ecentric 等径直通equal coupling内牙直通 female coupling外牙直通 straight tube with outside90等径弯头 90 equal elbow45等径弯头 45 equal elbow外牙弯头 male elbow内牙弯头 female elbow 等径三通 equal tee异径三通 reducing tee内牙三通female tee外牙三通 male tee 管帽cap拆除:dismantle 结头（管线的）：tie-in插盲板：slip spade 盲板：blank接头：fitting 加热器：heater金属缠绕垫片（带外环）:SW with outside ring 热轧on site: 管汇manifold3. 对焊管座weldolet 对焊支管台nipolet--短管支管台welding plate flange焊接板式法兰..threaded (THD) 螺纹的.sockolet 承插焊支管台...thredolet 螺纹支管台.3. 短节、双丝头 nipple... nipple 螺纹接头短节SWAGE nipple... 活接头 Union4. 螺纹接套；喷嘴nipper 钳子；拔钉钳...nipple 螺纹接套；喷嘴...noiseabatement measure 减低噪音措施1. 弯头支管台elbolet|弯头支管台...elbolet|弯头支管台...elbow|弯头2. 螺纹支管台；弯头管座elastometric lining橡胶内衬...elbolet螺纹支管台；弯头管座3. 斜接支管台Sockolet弯头支管台...elbolet斜接支管台/doc/f610367668.html,trolet 镶入式支管嘴Seamless---无缝的equal-----相等的，同样的Reducers----异径的，不同的blind flange--法兰堵板/盲板法兰盲法兰法兰-FLANGEblind--法兰盖,盲目的HEX==hexagon(六角形;六边形)Head--上端;前端头PLUG—管赌NIPOLET—短管斜支管台支管台NIPPLE—螺纹短节PLUG—丝堵SCD NPT--是符合NPT标准的螺纹C.STL A105 TO AP SPEC 4WPI-MWCF01 分开解释如下C.STL A105 材料标准TO AP SPEC 4WPI-MCCN01 应该符合AP（air product）规范4WPI-MCCN01BLE/PSE 大头破口，小头平面SWAGE, CON, BLE/PSE-----异径管短节同心大头破口，小头平面“o-let”=管支台螺纹支管台 threadolet 焊接支管台 weldolet 承插支管台 sockolet 弯头支管台 elbolet 斜支管台latrolet 镶入式支管嘴sweeplet 短管支管台npoletSocketweld--承插焊接Forged CS碳钢锻件。

这个是用来表达管件连接形式的；给楼主一份中英文对照还有缩写吧缩写中文名称英文名称P 管子PipeEL 弯头ElbowELL 长半径弯头Long radius elbowELS 短半径弯头Short radius elbowMEL 斜接弯头（虾米腰弯头）Mitre elbowREL 异径弯头Reducing elbowT 三通TeeLT 斜三通Lateral teeRT 异径三通Reducing teeR 异径管接头（大小头）ReducerCR 同心异径管接头（同心大小头）Concentric reducerER 偏心异径管接头（偏心大小头）Eccentric reducerCPL 管箍CouplingFCPL 双头管箍Full couplingHCPL 单头管箍Half couplingRCPL 异径管箍Reducing couplingBU 内外螺纹接头BushingUN 活接头UnionHC 软管接头Hose couplerSE 翻边短节Stub endNIP 短节Pipe nipple or straight nippleSNIP 异径短节Swaged nippleCP 管帽（封头）CapPL 管堵（丝堵）PlugBLK 盲板BlankSB 8字盲板Spectacle blind （blank）RP 补强板Reinforcing pad法兰缩写中文名称英文名称PLG 法兰FlangeWNF 对焊法兰Welding neck flangeSOF 平焊法兰Slip-on flangeSWF 承插焊法兰Socket-welding flangeT 螺纹法兰Threaded flangeLJ 松套法兰Lapped joint flangeREDF 异径法兰Reducing flangeBF 法兰盖（日法兰）Blind flangeFSF 法兰密封面Flange scaling faceFF 全平面Flat faceRF 凸台面Raised faceMFF 凹凸面Male ａnd female faceLF 凹面Female faceLM 凸面Male faceRJ 环连接面Ring joint faceTG 榫槽面Tongue ａnd groove faceTF 榫面Tongue faceGF 槽面Groove face垫片缩写中文名称英文名称G 垫片GasketNMG 非金属垫片Non-metallic gasketAG 石棉垫片Asbestos gasketRG 橡胶垫片Rubber gasketTEG 聚四氟乙烯包复垫片PTFE envelope gasket SMG 半金属垫片Semimetallic gasketMJG 金属包垫片Meta-jacket gasketSWG 缠绕式垫片Spiral wound gasketMG 金属垫片Metallic gasketFMG 金属平垫片Flat metallic gasketSMSG 齿形金属垫片Solid metal serrated gasket LER 透镜式金属环垫Lens ring gasketOCR 八角形金属环垫Octagonal ring gasket OVR 椭圆形金属环垫Oval ring gaksetIR/OR 内外定位环Inner ring ａnd outer ring IR 内定位环Inner ringOR 外定位环Outer ring坚固件缩写中文名称英文名称B 螺栓BoltSB 螺柱Stud boltNU 螺母NutTB 花蓝螺母TurnbuckleWSR 垫圈WasherSWSR 弹簧垫圈Spring washer阀门缩写中文名称英文名称GV 闸阀Gate valveGLV 截止阀Globe valveCHV 止回阀Check valveBUV 蝶阀Butterfly valveBAV 球阀Ball valvePV 旋塞阀Plug valve （cock）CV 调节阀Control valveSV 安全阀Safety valveRV 减压阀Pressure reducing valveST 蒸汽疏水阀Steam trapPRV 泄压阀Pressur relief valveBV 呼吸阀Breather valveNV 针形阀Needle valveAV 角阀DV 隔膜阀TWV 三通阀SGV 插板阀管道上用的小型设备缩写中文名称英文名称SPR 气液分离器SeparatorFA 阻火器Flame arresterSR 过滤器StrainerSRY Y型过滤器Y-type strainerSRT T型过滤器T-type strainerSRB 桶式过滤器Bucket type strainerTSR 临时过滤器Temporary strainerSIL 消声器SilencerSG 视镜Slight glassSC 取样冷却器Sample coolerDF 排液漏斗Drain funnelLM 管道混合器Line mixerRO 限流孔板Restriction orificeMO 混合孔板Mixing orificeRD 爆破片（爆破膜）Rupture diskEJ 补偿器Expansion joint隔热、伴热中文名称英文名称INS 隔热Thermal insulationH 保温Hot insulationC 保冷Cold insulationP 防烫伤隔热Personnel protection insulation T&I 伴热Tracing ａnd insulation管道伴热（冷）TracingEST 蒸汽外伴热External steam tracingIST 蒸汽内伴热Internal steam tracingSJT 蒸汽夹套伴热Steam-jacket tracingET 电伴热Electric tracing配管材料和等级缩写中文名称英文名称M 金属材料Metallic materialCS 碳钢Carbon steelCAS 铸钢Cast steelFS 锻钢Forged steelAS 合金钢Alloy steelSS 不锈钢Stainless steelAUSTSS 奥氏体不锈钢Austenitic stainless-steelCI 铸铁Cast ironMI 可锻铸铁Malleable ironDI 球墨铸铁Ductile ironAL 铝AluminumBRS 黄铜BrassBRZ 青铜BronzeCU 紫铜CopperLAS 低合金钢Low alloy steelFLAS 低合金锻钢Forged low alloy steelCLAS 低合金铸钢Cast low alloy steelTHK 壁厚ThicknessSCH 表号Schedule numberSTD 标准StandardXS 加强Extra strongXXS 特强Double extra strong装置布置缩写中文名称英文名称CN 建北Construction northE 东EastW 西WestS 南SouthN 北NorthH 水平HorizontalV 竖直、铅直、直立VerticalGRD 地坪GroundUG 地下UndergroundBL 装置边界线Battery limit lineESEW 事故沐浴洗眼器Emergency shower ａnd eye washer HS 软管站Hose stationML 接续分界线Match linePS 管道支架（管架）Piping supportPR 管桥Pipe rackSTRU 构架（构筑物）StructureBLDG 建筑物BuildingPD 清扫设施Purge devicePT 池PitSHLT 棚ShelterCOFF 围堰CofferdamFL 楼板FloorPF 平台Plateform尺寸标注缩写中文名称英文名称EL 标高ElevationBOP 管底Bottom of pipeCOP 管中心Center of pipeTOP 管顶Top of pipeFOB 底平Flat on bottomFOT 顶平Flat on topCL（屯）中心线Center lineTL 切线Tangent lineSYM 对称的SymmetricalBOS 支架底Bottom of supportTOS 支架顶Top of supportCL 净距（净空）ClearanceCTC 中心至中心Center to centerCTF 中心至面Center to faceCTE 中心至端部Center to endETE 端到端End to endFEF 法兰端面Flange ａnd faceFTF 面到面Face to faceD 直径DiameterDN 公称直径Nominal diameterID 内径Inside diameterOD 外径Outside diameterDIM 尺寸DimensionMAX 最大MaximumMIN 最小MinimumAVG 平均AverageAPP 约、近似ApproximatePT.EL 点标高Point elevation图表缩写中文名称英文名称PFD 工艺流程图Process flow diagramPID 管道和仪表流程图Piping & instrument diagramCOD 接续图Continued on drawingDTL 详图DatailSPDWG（ISODWG）管段图Spool drawing （each line isometric drawing）DWGNO 图号Drawing numberDWGI 所在图号Drawing identificationLOW 材料表List of materialMTO 汇料Material take-offAPPX 附录AppendixJOB. No. 工号Job NumberBEDD 基础工程设计数据Basic engineering design dataDEDD 详细工程设计数据Detail engineering design data REV. No. 修改号Recision numberREFDWG 参考图Reference drawingSC 采样接口Sample connection操作方式及工作参数缩写中文名称英文名称AUT 自动AutomaticML 手动Manual controlCHOP 链条操作Chain operatedCSC 铅封关Car seal closeCSO 铅封开Car seal openLC 锁闭Lock closedLO 锁开Lock openNC 正常关Normally closeNO 正常开Normally openATM 大气压AtmospherePN 公称压力Nominal pressureA 绝压G 表压（T）温度Temperature（P）压力Pressure施工缩写中文名称英文名称W 焊接WeldingAW 电弧焊Arc weldingGSAW 气体保护电弧焊Gas shielded-acr weldingEFW 电熔焊Elecric fusion weldingERW 电阻焊Electric Resistance weldingGW 气焊Gas weldingLW 搭接焊Lap weldingBW 对焊Butt weldingTW 定位焊Tack weldingSW 承插焊Socket weldingCW 连续焊Continuous weldingSEW 密封焊Seal weldingSFG 堆焊SurfacingFW 现场焊接Field weldingHT 热处理Heat treatmentPH 预热PreheatingSR 应力消除Stress reliefPWHT 焊后热处理Post weld heat treatmentEIT 检查、探伤和实验Examination, inspection & testing VE 外观检查Visual examinationUI （UT）超声探伤Ultrasonic inspection （test）RI （RT）射线探伤Radiographic inspection （test）MPI （MT）磁粉探伤Magnetic particle inspection （test）LPI （PT）液体渗透检验Liquid penterant inspection （test）HADT 硬度实验Hardness testingHYDT 水压实验Hydraulic testingPNET 气压实验Pneumatic testing焊条Covered electrodeWW 焊丝Welding wireASSY 装配、组合AssemblyF 现场FieldF/F 现场制造Field faricatedSF 现场决定Suit in fieldCSP 冷紧Cold springBCT 螺栓冷紧Bolt cold tighteningBHY 螺栓热紧Bolt hot tighteningCO 清洗口Clean outANNY 退火AnnealedPE 平端面Plain endBE 坡口端Belelled endTHR 螺纹ThreadHB 布氏硬度Brinnel hardnessRC 洛氏硬度其他缩写中文名称英文名称FDN 基础FoundationINF 信息（资料）InformationREF 参考ReferenceREV 修改RevisionSEQ 序号（顺序）SequenceW/E 设备带来With equipmentW/I 仪表带来With instrumentCM 色标Colour markCA 腐蚀裕度Corrosion allowanceUTL 公用系统UtilityUC 公用工程接头Utility connectionQTY 数量QuantityWT 重量WeightMHR 工时Man hourBC 螺栓分布圆Bolt circleHP 高点High pointLP 低点Low pointSUC 吸入（口）SuctionDIS 排出（口）DischargeSO 蒸气吹扫（口）Steam outNPT 美国标准锥管螺纹National standard taper pipe thread NPS 美国标准直管螺纹National standard straight pipe thread DR 排液DrainVT 放气VentRTG （压力）等级RatingCL 等级ClassSMLS 无缝Seamless。

碳钢弯头 Carbon Steel Elbow不锈钢弯头 Stainless Steel Elbow高压弯头 High-Pressure Elbow同心异径管 Concentric Reducers偏心异径管 Eccentric Reducers高压异径管 High-pressure Reducers不锈钢等径三通 Stainless Straight Tee碳钢等径三通 Carbon Straight Tee不锈钢等径四通 Stainless Straight Cross高压三通 High-pressure Tee锻制三通 Forged Tee异径接头 Template 管帽 Caps 法兰flange长径和短径弯头 long and short radius elbows同心和偏心异径接头 concentric and eccentric reducers等径和异径三通 straight and reducing outlet tees大小头 CONCENTRIC REDUCER相等的三通Tee Equal等径三通Straight Tee异径三通Reducing Tee等径四通Straight Cross90°短半径弯头90°SS Elbow(SR) U型管Return Bend90°长半径弯头90°SS Elbow (LR)高压厚壁弯头Thickness Elbow盲法兰Blank Flange 弯管Bends翻边stub ends 异径接头reducers 公称通径 nominal diameter外径(mm) outside diameter 中心距至端面的距离center to end理论重量(kg/pcs) approx weight类种description 标准Standard类型Design 材质Material 双丝头 Nipple同心异径短节 SWAGE Nipple活接头 Union PLUG HEX HEAD六角管堵 PLUG HEX HEADSCRD六角螺纹管堵MPT螺纹 RC螺纹螺桩 stud SWAGE (CONC)同心异径短节单承口管箍 Half-Coupling 异径管箍Coupling, Reducing盲板 Blind Flange 带双圈的盲板spectacle blind 偏心的Ecentric 等径直通equal coupling内牙直通 female coupling外牙直通 straight tube with outside90等径弯头 90 equal elbow45等径弯头 45 equal elbow外牙弯头 male elbow内牙弯头 female elbow 等径三通 equal tee异径三通 reducing tee内牙三通female tee外牙三通 male tee 管帽cap拆除:dismantle 结头（管线的）：tie-in插盲板：slip spade 盲板：blank接头：fitting 加热器：heater金属缠绕垫片（带外环）:SW with outside ring 热轧on site: 管汇manifold3. 对焊管座weldolet 对焊支管台nipolet--短管支管台welding plate flange焊接板式法兰..threaded (THD) 螺纹的.sockolet 承插焊支管台...thredolet 螺纹支管台.3. 短节、双丝头 nipple... nipple 螺纹接头短节SWAGE nipple... 活接头 Union4. 螺纹接套；喷嘴nipper 钳子；拔钉钳...nipple 螺纹接套；喷嘴...noiseabatement measure 减低噪音措施1. 弯头支管台elbolet|弯头支管台...elbolet|弯头支管台...elbow|弯头2. 螺纹支管台；弯头管座elastometric lining橡胶内衬...elbolet螺纹支管台；弯头管座3. 斜接支管台Sockolet弯头支管台...elbolet斜接支管台trolet镶入式支管嘴Seamless---无缝的equal-----相等的，同样的Reducers----异径的，不同的blind flange--法兰堵板/盲板法兰盲法兰法兰-FLANGEblind--法兰盖,盲目的HEX==hexagon(六角形;六边形)Head--上端;前端头PLUG—管赌NIPOLET—短管斜支管台支管台NIPPLE—螺纹短节PLUG—丝堵SCD NPT--是符合NPT标准的螺纹C.STL A105 TO AP SPEC 4WPI-MWCF01 分开解释如下C.STL A105 材料标准TO AP SPEC 4WPI-MCCN01 应该符合AP（air product）规范4WPI-MCCN01BLE/PSE 大头破口，小头平面SWAGE, CON, BLE/PSE-----异径管短节同心大头破口，小头平面“o-let”=管支台螺纹支管台 threadolet 焊接支管台 weldolet 承插支管台 sockolet弯头支管台 elbolet 斜支管台latrolet 镶入式支管嘴sweeplet 短管支管台npolet Socketweld--承插焊接Forged CS碳钢锻件。