2024年5月18日发(作者：公西长平)
弯头相对应的英文
P管Pipe
EL弯头Elbow
ELL长半径弯头Longradiuselbow
ELS短半径弯头Shortradiuselbow
MEL斜接弯头（虾米腰弯头）Mitreelbow
REL异径弯头Reducingelbow
T三通Tee
LT斜三通Lateraltee
RT异径三通Reducingtee
R异径管接头（大小头）Reducer
CR同心异径管接头（同心大小头）Concentricreducer
ER偏心异径管接头（偏心大小头）Eccentricreducer
CPL管箍Coupling
FCPL双头管箍Fullcoupling
HCPL单头管箍Halfcoupling
RCPL异径管箍Reducingcoupling
BU内外螺纹接头Bushing
UN活接头Union
HC软管接头Hosecoupler
SE翻边短节Stubend
NIP短节Pipenippleorstraightnipple
SNIP异径短节Swagednipple
CP管帽（封头）Cap
PL管堵（丝堵）Plug
BLK盲板Blank
SB8字盲板Spectacleblind（blank）
RP补强板Reinforcingpad
法兰
缩写中文名称英文名称
PLG法兰Flange
WNF对焊法兰Weldingneckflange
SOF平焊法兰Slip-onflange
SWF承插焊法兰Socket-weldingflange
T螺纹法兰Threadedflange
LJ松套法兰Lappedjointflange
REDF异径法兰Reducingflange
BF法兰盖（日法兰）Blindflange
FSF法兰密封面Flangescalingface
FF全平面Flatface
RF凸台面Raisedface
MFF凹凸面Maleａndfemaleface
LF凹面Femaleface
LM凸面Maleface
RJ环连接面Ringjointface
TG榫槽面Tongueａndgrooveface
TF榫面Tongueface
GF槽面Grooveface
垫片
缩写中文名称英文名称
G垫片Gasket
NMG非金属垫片Non-metallicgasket
AG石棉垫片Asbestosgasket
RG橡胶垫片Rubbergasket
TEG聚四氟乙烯包复垫片PTFEenvelopegasket
SMG半金属垫片Semimetallicgasket
MJG金属包垫片Meta-jacketgasket
SWG缠绕式垫片Spiralwoundgasket
MG金属垫片Metallicgasket
FMG金属平垫片Flatmetallicgasket
SMSG齿形金属垫片Solidmetalserratedgasket
LER透镜式金属环垫Lensringgasket
OCR八角形金属环垫Octagonalringgasket
OVR椭圆形金属环垫Ovalringgakset
IR/OR内外定位环Innerringａndouterring
IR内定位环Innerring
OR外定位环Outerring
坚固件
缩写中文名称英文名称
B螺栓Bolt
SB螺柱Studbolt
NU螺母Nut
TB花蓝螺母Turnbuckle
WSR垫圈Washer
SWSR弹簧垫圈Springwasher
阀门
缩写中文名称英文名称
GV闸阀Gatevalve
GLV截止阀Globevalve
CHV止回阀Checkvalve
BUV蝶阀Butterflyvalve
BAV球阀Ballvalve
PV旋塞阀Plugvalve（cock）
CV调节阀Controlvalve
SV安全阀Safetyvalve
RV减压阀Pressurereducingvalve
ST蒸汽疏水阀Steamtrap
PRV泄压阀Pressurreliefvalve
BV呼吸阀Breathervalve
NV针形阀Needlevalve
AV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Separator
FA阻火器Flamearrester
SR过滤器Strainer
SRYY型过滤器Y-typestrainer
SRTT型过滤器T-typestrainer
SRB桶式过滤器Buckettypestrainer
TSR临时过滤器Temporarystrainer
SIL消声器Silencer
SG视镜Slightglass
SC取样冷却器Samplecooler
DF排液漏斗Drainfunnel
LM管道混合器Linemixer
RO限流孔板Restrictionorifice
MO混合孔板Mixingorifice
RD爆破片（爆破膜）Rupturedisk
EJ补偿器Expansionjoint
隔热、伴热
中文名称英文名称
INS隔热Thermalinsulation
H保温Hotinsulation
C保冷Coldinsulation
P防烫伤隔热Personnelprotectioninsulation
T&I伴热Tracingａndinsulation
管道伴热（冷）Tracing
EST蒸汽外伴热Externalsteamtracing
IST蒸汽内伴热Internalsteamtracing
SJT蒸汽夹套伴热Steam-jackettracing
ET电伴热Electrictracing
配管材料和等级
缩写中文名称英文名称
M金属材料Metallicmaterial
CS碳钢Carbonsteel
CAS铸钢Caststeel
FS锻钢Forgedsteel
AS合金钢Alloysteel
SS不锈钢Stainlesssteel
AUST
SS奥氏体不锈钢Austeniticstainless-steel
CI铸铁Castiron
MI可锻铸铁Malleableiron
DI球墨铸铁Ductileiron
AL铝Aluminum
BRS黄铜Brass
BRZ青铜Bronze
CU紫铜Copper
LAS低合金钢Lowalloysteel
FLAS低合金锻钢Forgedlowalloysteel
CLAS低合金铸钢Castlowalloysteel
THK壁厚Thickness
SCH表号Schedulenumber
STD标准Standard
XS加强Extrastrong
XXS特强Doubleextrastrong
装置布置
缩写中文名称英文名称
CN建北Constructionnorth
E东East
W西West
S南South
N北North
H水平Horizontal
V竖直、铅直、直立Vertical
GRD地坪Ground
UG地下Underground
BL装置边界线Batterylimitline
ESEW事故沐浴洗眼器Emergencyshowerａndeyewasher
HS软管站Hosestation
ML接续分界线Matchline
PS管道支架（管架）Pipingsupport
PR管桥Piperack
STRU构架（构筑物）Structure
BLDG建筑物Building
PD清扫设施Purgedevice
PT池Pit
SHLT棚Shelter
COFF围堰Cofferdam
FL楼板Floor
PF平台Plateform
尺寸标注
缩写中文名称英文名称
EL标高Elevation
BOP管底Bottomofpipe
COP管中心Centerofpipe
TOP管顶Topofpipe
FOB底平Flatonbottom
FOT顶平Flatontop
CL（屯）中心线Centerline
TL切线Tangentline
SYM对称的Symmetrical
BOS支架底Bottomofsupport
TOS支架顶Topofsupport
CL净距（净空）Clearance
CTC中心至中心Centertocenter
CTF中心至面Centertoface
CTE中心至端部Centertoend
ETE端到端Endtoend
FEF法兰端面Flangeａndface
FTF面到面Facetoface
D直径Diameter
DN公称直径Nominaldiameter
ID内径Insidediameter
OD外径Outsidediameter
DIM尺寸Dimension
MAX最大Maximum
MIN最小Minimum
AVG平均Average
APP约、近似Approximate
点标高Pointelevation
图表
缩写中文名称英文名称
PFD工艺流程图Processflowdiagram
PID管道和仪表流程图Piping&instrumentdiagram
COD接续图Continuedondrawing
DTL详图Datail
SPDWG（ISODWG）管段图Spooldrawing（eachlineisometricdrawing）
DWGNO图号Drawingnumber
DWGI所在图号Drawingidentification
LOW材料表Listofmaterial
MTO汇料Materialtake-off
APPX附录Appendix
.工号JobNumber
BEDD基础工程设计数据Basicengineeringdesigndata
DEDD详细工程设计数据Detailengineeringdesigndata
.修改号Recisionnumber
REF
DWG参考图Referencedrawing
SC采样接口Sampleconnection
操作方式及工作参数
缩写中文名称英文名称
AUT自动Automatic
ML手动Manualcontrol
CHOP链条操作Chainoperated
CSC铅封关Carsealclose
CSO铅封开Carsealopen
LC锁闭Lockclosed
LO锁开Lockopen
NC正常关Normallyclose
NO正常开Normallyopen
ATM大气压Atmosphere
PN公称压力Nominalpressure
A绝压
G表压
（T）温度Temperature
（P）压力Pressure
其他
缩写中文名称英文名称
FDN基础Foundation
INF信息（资料）Information
REF参考Reference
REV修改Revision
SEQ序号（顺序）Sequence
W/E设备带来Withequipment
W/I仪表带来Withinstrument
CM色标Colourmark
CA腐蚀裕度Corrosionallowance
UTL公用系统Utility
UC公用工程接头Utilityconnection
QTY数量Quantity
WT重量Weight
MHR工时Manhour
BC螺栓分布圆Boltcircle
HP高点Highpoint
LP低点Lowpoint
SUC吸入（口）Suction
DIS排出（口）Discharge
SO蒸气吹扫（口）Steamout
NPT美国标准锥管螺纹Nationalstandardtaperpipethread
NPS美国标准直管螺纹Nationalstandardstraightpipethread
DR排液Drain
VT放气Vent
RTG（压力）等级Rating
CL等级Class
SMLS无缝Seamless
施工
缩写中文名称英文名称
W焊接Welding
AW电弧焊Arcwelding
GSAW气体保护电弧焊Gasshielded-acrwelding
EFW电熔焊Elecricfusionwelding
ERW电阻焊ElectricResistancewelding
GW气焊Gaswelding
LW搭接焊Lapwelding
BW对焊Buttwelding
TW定位焊Tackwelding
SW承插焊Socketwelding
CW连续焊Continuouswelding
SEW密封焊Sealwelding
SFG堆焊Surfacing
FW现场焊接Fieldwelding
HT热处理Heattreatment
PH预热Preheating
SR应力消除Stressrelief
PWHT焊后热处理Postweldheattreatment
EIT检查、探伤和实验Examination,inspection&testing
VE外观检查Visualexamination
UI（UT）超声探伤Ultrasonicinspection（test）
RI（RT）射线探伤Radiographicinspection（test）
MPI（MT）磁粉探伤Magneticparticleinspection（test）
LPI（PT）液体渗透检验Liquidpenterantinspection（test）
HADT硬度实验Hardnesstesting
HYDT水压实验Hydraulictesting
PNET气压实验Pneumatictesting
焊条Coveredelectrode
WW焊丝Weldingwire
ASSY装配、组合Assembly
F现场Field
F/F现场制造Fieldfaricated
SF现场决定Suitinfield
CSP冷紧Coldspring
BCT螺栓冷紧Boltcoldtightening
BHY螺栓热紧Bolthottightening
CO清洗口Cleanout
ANNY退火Annealed
PE平端面Plainend
BE坡口端Belelledend
THR螺纹Thread
HB布氏硬度Brinnelhardness
RC洛氏硬度
2024年5月18日发(作者：公西长平)
弯头相对应的英文
P管Pipe
EL弯头Elbow
ELL长半径弯头Longradiuselbow
ELS短半径弯头Shortradiuselbow
MEL斜接弯头（虾米腰弯头）Mitreelbow
REL异径弯头Reducingelbow
T三通Tee
LT斜三通Lateraltee
RT异径三通Reducingtee
R异径管接头（大小头）Reducer
CR同心异径管接头（同心大小头）Concentricreducer
ER偏心异径管接头（偏心大小头）Eccentricreducer
CPL管箍Coupling
FCPL双头管箍Fullcoupling
HCPL单头管箍Halfcoupling
RCPL异径管箍Reducingcoupling
BU内外螺纹接头Bushing
UN活接头Union
HC软管接头Hosecoupler
SE翻边短节Stubend
NIP短节Pipenippleorstraightnipple
SNIP异径短节Swagednipple
CP管帽（封头）Cap
PL管堵（丝堵）Plug
BLK盲板Blank
SB8字盲板Spectacleblind（blank）
RP补强板Reinforcingpad
法兰
缩写中文名称英文名称
PLG法兰Flange
WNF对焊法兰Weldingneckflange
SOF平焊法兰Slip-onflange
SWF承插焊法兰Socket-weldingflange
T螺纹法兰Threadedflange
LJ松套法兰Lappedjointflange
REDF异径法兰Reducingflange
BF法兰盖（日法兰）Blindflange
FSF法兰密封面Flangescalingface
FF全平面Flatface
RF凸台面Raisedface
MFF凹凸面Maleａndfemaleface
LF凹面Femaleface
LM凸面Maleface
RJ环连接面Ringjointface
TG榫槽面Tongueａndgrooveface
TF榫面Tongueface
GF槽面Grooveface
垫片
缩写中文名称英文名称
G垫片Gasket
NMG非金属垫片Non-metallicgasket
AG石棉垫片Asbestosgasket
RG橡胶垫片Rubbergasket
TEG聚四氟乙烯包复垫片PTFEenvelopegasket
SMG半金属垫片Semimetallicgasket
MJG金属包垫片Meta-jacketgasket
SWG缠绕式垫片Spiralwoundgasket
MG金属垫片Metallicgasket
FMG金属平垫片Flatmetallicgasket
SMSG齿形金属垫片Solidmetalserratedgasket
LER透镜式金属环垫Lensringgasket
OCR八角形金属环垫Octagonalringgasket
OVR椭圆形金属环垫Ovalringgakset
IR/OR内外定位环Innerringａndouterring
IR内定位环Innerring
OR外定位环Outerring
坚固件
缩写中文名称英文名称
B螺栓Bolt
SB螺柱Studbolt
NU螺母Nut
TB花蓝螺母Turnbuckle
WSR垫圈Washer
SWSR弹簧垫圈Springwasher
阀门
缩写中文名称英文名称
GV闸阀Gatevalve
GLV截止阀Globevalve
CHV止回阀Checkvalve
BUV蝶阀Butterflyvalve
BAV球阀Ballvalve
PV旋塞阀Plugvalve（cock）
CV调节阀Controlvalve
SV安全阀Safetyvalve
RV减压阀Pressurereducingvalve
ST蒸汽疏水阀Steamtrap
PRV泄压阀Pressurreliefvalve
BV呼吸阀Breathervalve
NV针形阀Needlevalve
AV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Separator
FA阻火器Flamearrester
SR过滤器Strainer
SRYY型过滤器Y-typestrainer
SRTT型过滤器T-typestrainer
SRB桶式过滤器Buckettypestrainer
TSR临时过滤器Temporarystrainer
SIL消声器Silencer
SG视镜Slightglass
SC取样冷却器Samplecooler
DF排液漏斗Drainfunnel
LM管道混合器Linemixer
RO限流孔板Restrictionorifice
MO混合孔板Mixingorifice
RD爆破片（爆破膜）Rupturedisk
EJ补偿器Expansionjoint
隔热、伴热
中文名称英文名称
INS隔热Thermalinsulation
H保温Hotinsulation
C保冷Coldinsulation
P防烫伤隔热Personnelprotectioninsulation
T&I伴热Tracingａndinsulation
管道伴热（冷）Tracing
EST蒸汽外伴热Externalsteamtracing
IST蒸汽内伴热Internalsteamtracing
SJT蒸汽夹套伴热Steam-jackettracing
ET电伴热Electrictracing
配管材料和等级
缩写中文名称英文名称
M金属材料Metallicmaterial
CS碳钢Carbonsteel
CAS铸钢Caststeel
FS锻钢Forgedsteel
AS合金钢Alloysteel
SS不锈钢Stainlesssteel
AUST
SS奥氏体不锈钢Austeniticstainless-steel
CI铸铁Castiron
MI可锻铸铁Malleableiron
DI球墨铸铁Ductileiron
AL铝Aluminum
BRS黄铜Brass
BRZ青铜Bronze
CU紫铜Copper
LAS低合金钢Lowalloysteel
FLAS低合金锻钢Forgedlowalloysteel
CLAS低合金铸钢Castlowalloysteel
THK壁厚Thickness
SCH表号Schedulenumber
STD标准Standard
XS加强Extrastrong
XXS特强Doubleextrastrong
装置布置
缩写中文名称英文名称
CN建北Constructionnorth
E东East
W西West
S南South
N北North
H水平Horizontal
V竖直、铅直、直立Vertical
GRD地坪Ground
UG地下Underground
BL装置边界线Batterylimitline
ESEW事故沐浴洗眼器Emergencyshowerａndeyewasher
HS软管站Hosestation
ML接续分界线Matchline
PS管道支架（管架）Pipingsupport
PR管桥Piperack
STRU构架（构筑物）Structure
BLDG建筑物Building
PD清扫设施Purgedevice
PT池Pit
SHLT棚Shelter
COFF围堰Cofferdam
FL楼板Floor
PF平台Plateform
尺寸标注
缩写中文名称英文名称
EL标高Elevation
BOP管底Bottomofpipe
COP管中心Centerofpipe
TOP管顶Topofpipe
FOB底平Flatonbottom
FOT顶平Flatontop
CL（屯）中心线Centerline
TL切线Tangentline
SYM对称的Symmetrical
BOS支架底Bottomofsupport
TOS支架顶Topofsupport
CL净距（净空）Clearance
CTC中心至中心Centertocenter
CTF中心至面Centertoface
CTE中心至端部Centertoend
ETE端到端Endtoend
FEF法兰端面Flangeａndface
FTF面到面Facetoface
D直径Diameter
DN公称直径Nominaldiameter
ID内径Insidediameter
OD外径Outsidediameter
DIM尺寸Dimension
MAX最大Maximum
MIN最小Minimum
AVG平均Average
APP约、近似Approximate
点标高Pointelevation
图表
缩写中文名称英文名称
PFD工艺流程图Processflowdiagram
PID管道和仪表流程图Piping&instrumentdiagram
COD接续图Continuedondrawing
DTL详图Datail
SPDWG（ISODWG）管段图Spooldrawing（eachlineisometricdrawing）
DWGNO图号Drawingnumber
DWGI所在图号Drawingidentification
LOW材料表Listofmaterial
MTO汇料Materialtake-off
APPX附录Appendix
.工号JobNumber
BEDD基础工程设计数据Basicengineeringdesigndata
DEDD详细工程设计数据Detailengineeringdesigndata
.修改号Recisionnumber
REF
DWG参考图Referencedrawing
SC采样接口Sampleconnection
操作方式及工作参数
缩写中文名称英文名称
AUT自动Automatic
ML手动Manualcontrol
CHOP链条操作Chainoperated
CSC铅封关Carsealclose
CSO铅封开Carsealopen
LC锁闭Lockclosed
LO锁开Lockopen
NC正常关Normallyclose
NO正常开Normallyopen
ATM大气压Atmosphere
PN公称压力Nominalpressure
A绝压
G表压
（T）温度Temperature
（P）压力Pressure
其他
缩写中文名称英文名称
FDN基础Foundation
INF信息（资料）Information
REF参考Reference
REV修改Revision
SEQ序号（顺序）Sequence
W/E设备带来Withequipment
W/I仪表带来Withinstrument
CM色标Colourmark
CA腐蚀裕度Corrosionallowance
UTL公用系统Utility
UC公用工程接头Utilityconnection
QTY数量Quantity
WT重量Weight
MHR工时Manhour
BC螺栓分布圆Boltcircle
HP高点Highpoint
LP低点Lowpoint
SUC吸入（口）Suction
DIS排出（口）Discharge
SO蒸气吹扫（口）Steamout
NPT美国标准锥管螺纹Nationalstandardtaperpipethread
NPS美国标准直管螺纹Nationalstandardstraightpipethread
DR排液Drain
VT放气Vent
RTG（压力）等级Rating
CL等级Class
SMLS无缝Seamless
施工
缩写中文名称英文名称
W焊接Welding
AW电弧焊Arcwelding
GSAW气体保护电弧焊Gasshielded-acrwelding
EFW电熔焊Elecricfusionwelding
ERW电阻焊ElectricResistancewelding
GW气焊Gaswelding
LW搭接焊Lapwelding
BW对焊Buttwelding
TW定位焊Tackwelding
SW承插焊Socketwelding
CW连续焊Continuouswelding
SEW密封焊Sealwelding
SFG堆焊Surfacing
FW现场焊接Fieldwelding
HT热处理Heattreatment
PH预热Preheating
SR应力消除Stressrelief
PWHT焊后热处理Postweldheattreatment
EIT检查、探伤和实验Examination,inspection&testing
VE外观检查Visualexamination
UI（UT）超声探伤Ultrasonicinspection（test）
RI（RT）射线探伤Radiographicinspection（test）
MPI（MT）磁粉探伤Magneticparticleinspection（test）
LPI（PT）液体渗透检验Liquidpenterantinspection（test）
HADT硬度实验Hardnesstesting
HYDT水压实验Hydraulictesting
PNET气压实验Pneumatictesting
焊条Coveredelectrode
WW焊丝Weldingwire
ASSY装配、组合Assembly
F现场Field
F/F现场制造Fieldfaricated
SF现场决定Suitinfield
CSP冷紧Coldspring
BCT螺栓冷紧Boltcoldtightening
BHY螺栓热紧Bolthottightening
CO清洗口Cleanout
ANNY退火Annealed
PE平端面Plainend
BE坡口端Belelledend
THR螺纹Thread
HB布氏硬度Brinnelhardness
RC洛氏硬度