工艺流程图代码

1、工艺流程图代码代码名称/英文中文代码名称/英文中文AIR SYSTEMS空气系统FFCHEMICAL FIRE SOLUTION （FOM）泡沫消防IAINSTRUMENT AIR仪表风HDHYDRAZINE联氨PAPLANT AIR工业风SPECIAL LIQUID SYSTEMS特殊液体系统BLOWDON AND PUMPOUT SYSTEMS排放与放空系统ILCHEMICAL INJECTION压注化学溶液BBINTERMITTENT BLOWDOWN间歇排放MLMETHANOL甲醇CBCONTINUOUS BLOWDOWN连续排放NLAMMONIA SOLUTION氨水STEAM AN

2、D CONDENSATE SYSTEMS蒸汽与冷凝系统PLPHOSPATE SOLUTION磷酸溶液HCHIGH PRESSUSE CONDENSATE高压冷凝水OIL UTILITY SYSTEMS公共油系统MCMEDIUM PRESSUSE CONDENSATE中压冷凝水FOFUEL OIL燃料油LCLOW PRESSUSE CONDENSATE低压冷凝水LOLUBRICATING OIL润滑油SCSURFACE CONDENSATE表面冷凝水POPURGE OIL净化油DSDILUTION STEM稀释蒸汽QOQUENCH OIL急冷油HSHIGH PRESSUSE STEM高压蒸汽SO

3、SEAL OIL密封油MSMEDIUM PRESSUSE STEM中压蒸汽WOWASHING OIL洗涤油LSSUPERHEATED LOW PRESSUSE STEM过热低压蒸汽XOFLUX OIL原料油PSSATURATED LOW PRESSUSE STEM饱和低压蒸汽PROCESS SERVICE（NORMAL）主工艺SSSUPER HIGH PRESSUSE STEAM超高压蒸汽PPROCESS工艺物料DRAIN SYSTMS排凝系统REFRIGERANT SYSTEMS冷却系统CDCHEMICAL DRAIN工艺排凝BRBINARY REFRIGERANT二元冷剂LDLIQUID

4、DRAIN液化排凝ERETMYLENE REFRIGERANT乙烯冷剂NDNON-CONTAMINATED DRAIN无污染排凝PRPROPYLENE REFRIGERANT丙烯冷剂ODOILY DRAIN含油线排凝WATER SYSTEMS水系统QDQUENCH OIL DRAIN急冷油排凝BWBOILER FEED WATER锅炉给水EXHAUST AND VENT SYSTEMS排气与放空系统FWFIRE WATER高压消防水AVATMOSPHERIC VENT（NOT FROM PSV）大气排放IWINTERMEDIATE COOLING WATER中间冷却水SVSAFTEY VALV

5、E TO ATMOSPHERE安全阀排大气RWCOOLING WATER RETURN冷却回水VEVACUUM EXHAUST真空排放SWCOOLING WATER SUPPLY冷却给水FLARE SYSTEMS火炬系统PWPOLISHED WATER补充水DFDRY FLARE干火炬气QWQUENCH WATER急冷水HFHOT FLARE热火炬气TWFILTERED WATER（TREATED）转化水WFWET FLARE湿火炬气UWUTILITY WATER公用水GAS SYSTEMS油汽系统YWWASTE WATER废水FGFUEL GAS燃料气XWWASH WATER洗涤水HGHYD

6、ROGEN氢气BA加热器，BH过热降温器，DA塔，DC反应器，EA换热器FA包/罐，FD过滤器，FG消声器，GA泵，GB压缩机，/鼓风机GT透平，GD/EE混合器，JE起重机，HA特殊管道材料NGNITROGEN氮气SPECIAL LIQUID SYSTEMS特殊液体系统CLCAUSTIC腐蚀性流体管道及管件中英文对照表Gate Valve闸阀Globe Valve截止阀Ball Valve球阀Check Valve止回阀Needle Valve针形阀Relief Valve泄压阀Y-Globe ValveY形截止阀Angle Valve角阀Butterfly Valve蝶阀Motor Ope

7、ration Valve电动阀Plug Valve插板阀Bellow Seal Globe Valve波形密封截止阀Stop Check ValveFlat Ring Gasket平垫片Soft Iron Gasket软钢垫Spiral-Wound Gasket缠绕垫Concentric Reducer Smls无缝同心大小头Eccentric Reducer Efw电熔焊偏心大小头Eccentric Reducer Smls无缝偏心大小头Concentric reducer Weld焊接同心大小头Eccentric Reducer Weld焊接偏心大小头Pipe smls无缝钢管Pipe W

8、eld焊接钢管Pipe Efw电熔焊钢管Pipe Erw电阻焊钢管Pipe Saw钢管S.Bolt/Hex.Nut螺栓/螺母8-Fig Flange八字盲板Spacer垫片Blanks盲板Straight Tee Smls无缝等径三通Reducing Tee Smls无缝异径三通Reducing Tee Weld焊接异径三通Reducing Tee Efw电熔焊异径三通Strainght Tee Weld焊接异径三通Cap管帽Halp Coupling单承口管箍45 Degree Elbow45度弯头45 Degree Elbow Smls无缝45度弯头90 Degree Elbow Weld

9、焊接90度弯头45 Degree Elbow Efw电熔焊45度弯头90 Degree Elbow Efw电熔焊90度弯头90 Degree Elbow Smls无缝90度弯头90 Degree Sr Elbow Smls无缝90度短半径弯头Slip-on Flange平焊法兰Blind Flange盲法兰Socket weld Flange承插法兰Threaded Flange螺纹法兰Weldneck Flange对焊法兰Union活接头Welding Outlet焊接支管台Piping管子Fitting管件piping specialty items and miscellaneous e

10、quipment管道专业项目或各种设备fire protection消防EXHAUST HEAD排气头FIRE HYDRANT消防拴ATMOSPHERIC VENT WITH WEATHER CAP带风帽的大气放空FIRE HYDRANT WITH MONITOR带有监视器的消防拴DUPLEX STRAINER双联滤器FIRE HYDRANT WITH PUMPER CONNECTION带有抽水机（消防车）连接的消防拴PERMANENT BASKET STRAINERHOSE HOUSEFLEXIBLE HOSE挠性软管HOSE REEL水龙带轴EXPANSION JOINT膨胀节VALVE

11、WITH INDICATOR POST带有指示操作柱的阀INLINE MIXERS OR VENTURI TYPE DESUPER HEATER进口混合器或文丘里类型的减温DRIVER驱动SILENCER消音器ELECTRIC MOTOR DIESEL ENGINE， ETC电动、柴油发动机等FILTER WITH HOOD带罩的过滤器STEAM TURBINE蒸汽透平CONDENSATE TRAP (NON-PROCESS)冷凝槽EXPANDER变径驱动（膨胀扩张的）COMPRESSORS压缩机A AIR空气SINGLE STAGE RECIPROCATING一级往复式D DIESEL柴油M

12、UTI-STAGE RECIPROCATING多级往复式H HYDRAULIC水力CENTRIFUGAL离心M ELECTRIC电动ROTARY旋转的HEAT EXCHANGERS换热器BLOWER， FAN吹风机、鼓风机SHELL AND TUBE HEAT EXCHANGER壳管式换热器SCREW螺杆式HORIZONTAL SHELL AND TUBE HEAT EXCHANGER卧式壳管式换热器VESSELS AND FURNACES容器和炉子VERTICAL SHELL AND TUBE HEAT EXCHANGER立式壳管式换热器FLOATING ROOF TANK浮顶罐SINGLE

13、 SECTION DOUBLE PIPE EXCHANGERCONE ROOF TANK WITH INTERNAL COIL带有内圈的拱顶罐TWO SECTION DOUBLE PIPE EXCHANGERCOLUMN圆柱AIR COOLERPACKING外皮KETTLE TYPE REBOILER OR STEAM GENERATORINTERNAL BAFFLE内部隔板KETTLE TYPE EXCHANGERVORTEX BREAKER防涡器GRAPHITE BLOCK TYPE EXCHANGERHORIZONTAL TYPE HEATER WITH INTERNAL CROSSOV

14、ERS带有内部交叉的卧式换热器PLATE EXCHANGERCABIN TYPE HEATER WITH EXTERNAL CROSS-OVERS带有外部交叉的舱式换热器INSULATION CODE保温代码ANTI-SWEAT INSULATIOND防烫ELECTRICAL TRACINGE电伴热FULL HEAT CONSERVATIONF全热保温NORMAL HEAT CONSERVATIONH一般热保温DUAL SERVICE INSULATIONM双重保护PERSONNEL PROTECTIONP人身防护REFRIGERATION INSULATIONR保冷SPECIALS特殊STE

15、AM TRACINGT蒸汽伴热ACOUSTICALV声音的Anti condensationA防凝Cold conservationC保冷Electrical tracedF电伴热Heat conservation tracer linesG保温伴热线Heat conservationH保温Cold conservation tracer linesJ保冷伴热线Heat conservation jacketed linesK保温夹套管Cold conservation jacketed linesL保冷夹套管No insulationN不保温Operation stabilizationS操作稳定Personnel protectionP防烫（人身防护）Freeze protection by steam tracingT蒸汽伴热防冻Acoustic hotU防噪音保温Acoustic coldV防噪音保冷主要管线次要管线（仅限于流程图）地下或者埋地管线BB电伴热EE特殊伴热SS蒸汽伴热JJ夹套管线预留管线说明对照表乙烯装置2 NM 001 10” A1S (H)保温代码管道等级管线尺寸序列号用途装置号汽