机械专用英文缩写
一般机械缩略语英语词汇
AC 冷气机(Air Conditioner)ACID 排酸管(Acid Waste Pipe)ACP 空气压缩机(Air Compressor)AD 维修门(Access Door)AF 翼截式(Air Foil)AFO 自动泡沫管(Auto Foam)AFS 气流开关(Air Flow Switch)AHU 空调箱(Air Handling Unit)ALK 排管(Alkaline Waste)ASK 自动撒水管(Auto Sprinkler Pipe)ASY 自动水雾管(Auto Spray Pipe)AST 储气槽(Air Storage Tank)AV 释(排)气阀(Air Vent)B & S 承插式(Bell & Spigot)BA 紧急呼吸管(Breathing Air Pipe)BDD 逆止风门(Back Draft Damper)BI 后倾式(Backward Inclined)BOD 风管底部(Bottom Of Duct)BOP 管路底部(Bottom Of Pipe)BP 加压泵(Booster Pump)BTM 底部(Bottom)BTU 热量计(BTU Meter)BV 蝶阀(Butterfly Valve)BV 球塞阀(Ball Valve)BWR 滷水回水管(Brine Return Pipe)BWS 滷水送水管(Brine Supply Pipe)CA 压缩空气管(Compressed Air Pipe)CAU 电脑室空调箱(Computer Room Air Handling Unit) CD 天花板扩散型出风口(Ceiling Diffuser)SD/T 水槽落水头附存水弯(Sink Drain/Trap)CDA 乾燥压缩空气管(Clean Dry Air Pipe)CDWR 冷却纯水回水管(Cooling DI Water Return Pipe) CDWS 冷却纯水送水管(Cooling DI Water Supply Pipe) CF 吸顶型风机(Ceiling Mounted Type Fan)CHE 化学管(Chemical Pipe)CHP 冰水泵(Chilled Water Pump)CHR 冰水回水管(Chilled Water Return Pipe)CHS 冰水送水管(Chilled Water Supply Pipe)CHT 化学加药设备(Chemical Treatment)CHU 冰水机(Chiller Unit)CIP 铸铁管(Cast Iron Pipe)CMH or m3/h 立方公尺/每小时(Cubic Meter Per Hour) CO 清洁口(Cleanout)COP 铜管(Copper Pipe)CPK 电脑室箱型冷气机(Computer Room Package Air Conditioner) CTR 冷却水塔(Cooling Tower)CV 逆止阀(Check Valve)CW 冷水管(Cold Water Pipe)CWP 冷却水泵(Condenser Water Pipe)CWR 冷却水回水管(Condenser Water Return Pipe)CWS 冷却水送水管(Condenser Water Supply Pipe)DB 乾球(Dry Bulb)DF 漏斗式排放口(Drain Funnel)DF 饮水机(Drinking Fountain)DI 纯水管(De-Ionized Water Pipe)DIR 纯水回水管(Di Reclaim Water Pipe)DL 门百叶(Door Louver)DN 降(下)(Down)DP 排水泵(Drainage Pump)DS 乾式立管(Dry Type Standpipe)DW 自来水(Domestic Water)DWG 图(Drawing)EA 排风(Exhaust Air)EA 个,只(计量单位)(Each)EAF 排风机(Exhaust Air Fan)EAG 格栅式排气口(Exhaust Air Grille)EAR 格栅式排气口附风门(Exhaust Air Register)EAT 进风温度(Entering Air Temperature)EB 电能开水机(Electric Boiler)EFF. 效率(Efficiency)EHE 电能加热器(Electric Heater)EHU 电能加湿器(Electric Humidifier)ESEW 紧急冲身洗眼器(Emergency Shower & Eyewash)ET 膨胀水箱(Expansion Tank)EWH 电能热水器(Electric Water Heater)EWT 进水温度(Entering Water Temperature)ETD 电热链式防火风门(Electro - Thermal Line Fire Damper)F 消防管(Firer Hydrant Pipe)FA 火警(Fire Alarm)FAC 水龙头(Faucet)FACP 火警控制盘(Fire Alarm Control Panel)FAF 送风机(Fresh Air Fan)FAO 新鲜空气开口(Fresh Air Opening)FC 前倾式(Forward Curved)FCC 隐蔽式冷风机(Fan Coil Unit - Concealed))FCE 露明式冷风机(Fan Coil Unit - Exposed)FCO 地板上清洁口(Floor Cleanout)FD 防火风门(Fire Damper)FD/T 地板落水头附存水弯(Floor Drain / Trap)FFL 楼板高度(Finish Floor Level)FH 消防栓(Fire Hydrant)FHC 消防栓箱(Fire Hydrant Cabinet)FHSC 消防水带箱(Fire Hose Storage Cabinet)FJ 减震接头(Flexible Joint)FM 消防干管(Fire Main)FP 消防泵(Fire Pump)FPS 消防系统(Fire Protection System)FPW 消防用水(Fire Protection Water)FS 水流开关(Flow Switch)FU 设备单位(Fixture Unit)GAV 闸阀(Gate Valve)GLV 球型阀(Globe Valve)H/S 蜂鸣器/频闪灯光(Horn / Strobe)HA 防护区(Hazard)HD 烘手机(Hand Dryer)HF (S) 排强氢氟酸管(HF (Strong) Waste Pipe)HF (W) 排弱氢氟酸管(HF (Weak) Waste Pipe)HMU 加湿器补给水(Humidifier make Up pipe)HV 高真空管(High Vacuum Pipe)HW 热水(Hot Water)HWP 热水泵(Hot Water Pipe)HWR 热水回水管(Hot Water Return Pipe)HWS 热水送水管(Hot Water Supply Pipe)IW 工业用供水管(Industrial Water Supply Pipe)JND 喷流型出风口(Jet Nozzle Diffuser)JIF 诱导式风机(Jet Induced Fan)JP 增压泵(Jacket Pump)KS 厨房洗槽(Kitchen Sink)ｋPａ压力单位(Kilopascal(s))ｋＷ仟瓦(Kilowatt(s))L 公升(Liter)LAT 离风温度(Leaving Air Temperature)LAV 洗脸盆(Lavatory)LBG 线型格栅式出风口(Linear Bar Grille - Supply Air) LDR 线型回风口(Linear Diffuser, Return)LDS 线型出风口(Linear Diffuser, Supply)LFAP 火警受信总机(Local Fire Alarm panel)LPM or L/M 公升/分(Liter Per Minute)LS 液位感测器(控制器)(Level Switch Controller)LV 低真空管(Low Vacuum Pipe)LV 百叶(Louver)LWT 出水温度(Leaving Water Temperature)MCD 电动控制风门(Motorized Control Damper)MFSD 电动防火排(防)烟风门(Motorized Fire & Smoke Damper) MOD 电动风门(Motorized Operated Damper)MPS OR m/s 公尺/秒(Meter Per Second)MRS 手动啟动开关(Manual Release Station)MU 补给水管(Make Up Water Pipe)NC 常闭(Normally Closed)NIC 不属本工程(Not In Contract)NO 常开(Normally Open)NTS 未按比例(Not To Scale)OA 外空气(Outside Air)OBD 对开式风门(Opposed Blade Damper)OS & Y 軛与外螺牙(Outside Screw & Yoke)PAU 预冷空调箱(Pre-Cooling Air Handling Unit)PAC 箱型冷气机(Packaged Air Conditioner)PCC 箱型空调箱(Package Air Handling Unit)PCD 气动控制风门(Pneumatic Control Damper)PCHP 一次冰水泵(Primary Chilled Water Pump)PCV 气动控制阀(Pneumatic Control Valve)PD 压降(Pressure Drop)PFSD 气动防火排(防)烟风门(Pneumatic Fire & Smoke Damper) PFE 手提式灭火器(Portable Fire Extinguisher)PG 压力表(Pressure Gauge)PH 语音装置(Phonetic Device)POD 气动风门(Pneumatic Operated Damper)PPM 百万分之一(Parts Per Million)PS 压力感测器(Pressure Sensor)PSD 气动排烟风门(Pneumatic Smoke Damper)PT 压力水槽(Pressure Tank)PW 压力开关(Pressure Switch)RA 回风(Return Air)RAF 回风机(Return Air Fan)RAG 格栅式回风口(Return Air Grille)RAO 回风开口(Return Air Opening)RAP 回风花板(Return Air Perforated Plate)RAR 格栅式回风口附风门(Return Air Register)RD 屋顶落水头(Roof Drain)RD 冷媒式乾燥机(Refrigeration Dryer)RF 屋顶通风扇(Roof Fan)RH 相对湿度(Relative Humidity)RL 冷煤液体管(Refrigerant Liquid Pipe)RP 冷煤泵(Refrigerant Pump)RPM 转速(Revolution Per Minute)RS 冷煤吸入管(Refrigerant Suction pipe)RT 冷冻吨(Tons Of refrigeration)RWP 回水管(Return Water Pipe)Sp 蒸汽管(Steam Pipe)SAF 送风机(Supply Air Fan)SAG 格栅式送风口(Supply Air Grille)SAO 送风开口(Supply Air Opening)SAR 格栅式送风口附风门(Supply Air Register) SAT 消音箱(Sound Attenuator)SCHP 二次冰水泵(Secondary Chilled Water Pipe) SD 肥皂架(Soap Dispenser)SD 排烟风门(Smoke Damper)SEF 排烟风机(Smoke Extraction Fan)SG 製程气体管(Special Gas)SH 蒸汽加湿器(Steam Humidifier)SHR 莲蓬头(Shower)SP 蹲式马桶(Squatting pan)SP 静压(Static Pressure)SPF 楼梯加压风机(Stair Pressurization Fan)SS 托布盆(Service Sink)SS 蒸汽供汽管(Steam Supply Pipe)SSP 杂质分离泵(Solid Separator pump)SW 排粪管(Soil Water pipe)SWP 污物泵(Sewage Pump)SWR 软水回水管(Soft Water Return Pipe)SWS 软水送水管(Soft Water Supply Pipe)TC 温度控制器(Temperature Controller)THS 温度开关(Thermostat)TOD 风管顶部(Top Of Duct)TOP 管路顶部(Top Of Pipe)TP 全压(Total Pressure)TS 温度感测器(Temperature Sensor)TYP 典型的(Typical)UR 小便斗(Urinal)V 通气管(Vent Pipe)VAB 可变风量风箱(Variable Air Volume Box)VAF 变风箱(Fan Power - Variable Air Volume Box) VB 真空破除器(Vacuum Break)VD 手调风门(Volume Damper)VFD 变频器(Variable Frequency Drive)VTR 伸出屋顶通气管(Vent Thru Roof)W/.... 附.… (With)WAC 窗型冷气机(Window Type Air Conditioner)WB 湿球(Wet Bulb)WC 座式马桶(Water Closet)WCH 水冷式冰水主机(Water Cooled Chiller)WCT 水化学处理(Water Chemical Treatment)WEG 壁式格栅排气口(Wall Exhaust Grille)WER 壁式格栅排气口附风门(Wall Exhaust Register) WF 壁式通风扇(Wall Fan)WH 热水器(Water Heater)WHA 水鎚吸收器(Water Hammer arrestor)WM 水流量计(水錶)(Water Meter)WP 纯水器(Water Purifier)WS 给水管(Water Supply Pipe)WSG 壁式格栅送风口(Wall Supply Griller)WSR 壁式格栅送风口附风门(Wall Supply Register) WSS 水杂质分离器(Water Solid Separator)WT 水箱(Water Tank)WW 排水管(Waste Water Pipe)YS Y型过滤器(Y-Strainer)。
机械英文缩写和全称对照表
A C C E S S A c c e s s o r y 附件ADJ Adjustable,Adjust 调整ADPT Adapter 使适应ADV Advance 提前AL Aluminum 铝ALLOW Allowance 允许ALT Alternate 改变ALY Alloy 合金AMT Amout 数量ANL Anneal 锻炼ANSL Amer Natl Stds Institute APPROX Approximate 大约ASME Amer Society of Mech Engrs ASSEM Assemble装配ASSY Assembly 装配AUTH Authorized 授权的AUTO Automatic 自动的AUX Auxiliary 辅助的AWG American Wire Gauge BC Bolt Circle 螺栓圆周BET Between 之间BEV Bevel 斜角BHN Brinell Hardness Number 布氏硬度值BLK Blank ,Block 空白B/NM Bill of Material 材料费BOT Bottom 底部BP or B/P Blueprint 蓝图BRG Bearing 轴承BRK Break 破裂BRKT Bracket 支架BRO Broach 钻孔BRS Brass 黄铜BRZ Bronze 青铜B＆S Brown＆Shape 棕色＆形状BSC Basic 基本的BUSH Bushing 套管BWG Birmingham Wire GaugeC TO C Center-to-Center 中心到中心AVG Average 平均CADComputer-Aided Drafting 电脑辅助设EXP Experimental 实验性的计EXT Exension,External 范围,外部CAM Computer-Aided MfgFAB Fabricate 伪造CAP Capacity 容量FAO Finish All OverCAP SCR Cap Screw 螺帽FDRY Foundry 铸造CARB Carburize 使渗碳FIG Figure 数据CBORE Counterbore 扩孔FIL Fillet,fillister 带子CCW Counter Clockwise 逆时针FIM Full Indicator MovementCDRILL CounerdrillFIN FinishCDS Cold-Drawn SteelFLX Fixture 结构EFF Effective 有效的FLX ,Flush 基地, 液体, 冲洗ENCL Enclose,Enclosure 附上FLEX Flexible 易弯曲的ENG Engine 引擎FLG Flange 边缘ENGR Engineer 工程师FORG Forging 锻炼ENGRG Engineering 工程学FR Frame,Front 边框EQLSP Equally Spaced 等距FIG Fitting 装置EQUIV Equivalent 相等FURN Furnish 提供EST Estimate 估计FWD Forward 向前EX Extra 额外GA Gage,Gauge 测量EXH Exhaust 消耗GALV Galvanized 电镀GR Grade 等级GRD Grind 磨碎GRV Groove 凹槽GSKT Gasket 垫圈H＆G Harden and Grind 加硬和磨碎HD Head 主要的HDL Handle 处理HDLS Headless 无领导的HDN Harden 使硬化HDW Hardware 硬件HEX Hexagon 六边形HGR Hanger 衣架HGT Height 高度HOR Horizontal 水平的HRS Hot-Rolled SteelHSG Housing 外罩HT TR Heat TrealNTS Not to Scale OA Over All 所有OBS ObsotetcOC On CenterOD Outside Diameter 外直径OPP Opposite 对立OPTL Optional 可选择的OR Outside Radius 外半径ORIG Original 初始的PAT. Patent 专利PATT Pattern 形式PC Piece,Pitch Circle 件，节距圆PCH Punch 打孔PD Pitch DiameterPERF Perforate 打孔PERM Perma nent 永久的PERP Perpendicular 垂直的PFD Preferred 首选的PKG Package,Packing 包装PL Parting Line,Places,PlatePNEU PncumaticPNL Panel 面板POL Polish 磨光POS Position,Postive 位置PR Pair 对立PRI Primary 基本的PROC Process 程序PROD Product,Production 产品，产量PSI Pounds per Square InchPT Part,Point 零件，点QTR Quarter 四份之一QTY Quantity 数量QUAL Quality 质量R Radius 半径RA Rockwell Harden,A-ScaleRB Rockwell Harden,B-ScaleRC Rockwell Harden,C-Scale RECD Received 巳收到的RECT Rectangle 长方形REF Reference 相关的REINF Reinforce 增强REL Release,Relief 释放，缓解REM Removed 除REQD Requird 有需要REE Retainer,ReturnREV Reverse,Revision,Revolution RFS Regardless of Feature Size RGH Rough粗糙的RH Right Hand 右手RIV Rivet 起皱RM Ream扩展RND Rou nd周围RPM Revolutions per Minute RPW Resistance Projection Weld SAE Society of Automotive Engrs SCH Schedule 进度表CFS Cold-Finished SteelCH Case HardenCHAM Chamfei斜面CS Cast Steel 铸铁CHAN Channel 渠道CHG Cha nge改变CHK Check 核查CI Cast Iion 铸铁CIR Ciicle, Ciiculai 圆周CIRC Ciicumfeience 圆周CL Centeiline 中心线CLP Clamp 夹子CNC Computei Numeiical Contiol 电脑数值控制COMB Combination 联合COML Commeicial 商业的CONC Concentiic 同中心的CONN Connect,Connectoi 连接器COV Covei 盖子CPLG Coupling 联结CQ Commeicial Quality 商业等级钢CRS Cold Stds AssociationCRT Cathode Ray Tube 阴级射线管CSA Canadian Stds Association CSK Counteisink 埋头孔CSTG Casting 铸件CTR Centei 中心CU Cubic 立方米CW Clockwise 顺时针CYL Cylindei,Cylindiical 柱面DBL Double 双倍DEC Decimal 小数DEG Degiee 摄氏度DET Detail 详情DEV Develop 发展DFT Diaft 草稿DIA Diametei 直径DIM Dimension 尺寸DIST Distance 距离DN Down向下DP Deep,Diametial Pitch 深度, 径节钻孔指示, 工具DSGN Design 设计INTInterior,Internal,Inters DVTL Dovetail 吻合的, 内在的 , 交叉 DWG Drawi ng 图纸IR Inside Radius 内部半径DWL Dowel 木钉ISO Internal Stds Organization 准化组织 DWN Drawn 拔出JCT Junction 连结EA Each 每个JNT Journal 杂志 ECC Eccentric 古怪JT Joint 连接HVY Heavy 重量K Key 关键HYD Hydraulic 水压KNRL Knurl 硬节 ID Inside Diameter 内部直径 KST Keyseat IDENTIdentification鉴定KWY Keyway 键沟 ILLUS Illustration 说明LB Pound 英镑 IN Inch 英寸LBL Label 标签INCLInclude,Including包括LG Length,Long 长度 INCR Increase 增加LH Left Hand 左手 INFO Information 信息 LMC Least Material Condition INSP Inspect 检查LOC Locate 位于INSTL Install 安装LT Light 光DR Drill,Drill Rod INSTInstruct,Instrument 内部国际标NATL National 国内的LUB Lubricate 润滑MACH Machi ne 机器MAINT Maintenance 维护MATL Material 材料MAX Maximum最大MECH Mechanical,Mechanism 机械MED Medium媒介MFG Manufacturing 制造业MI Malleable Iron 可锻造的铁MIN Minimum, Minute 最小，秒MISC Miscellaneous 混杂的MM Millimeter 毫米MMC Max Material Condition MS Machine SteelMTG Mouting 装备MULT Multiple 倍数MWG Music Wire Gagug NC Numerical Control 数字电脑控制NEG Negative 忽略的NO. Number 号码NOM Nominal 名义上的NPSM Natl Pipe Straight MechNPT Natl Pipe TaperedSCR Screw 螺丝SEC Second 秒SECT Section 部分SEP Separate 独立SEQ Sequence 顺序SER Serial,Series 系列SERR Serrate 锯齿状SF SpotfaceSFT Shaft 轴SGL Single 单个SH Sheet 纸LTR Letter 信NA Not Applicable 不可应用的SI Intl System of UnitsSL Slide 使滑动SLV Sleeve 袖子SOC Socket 插座SP Space,Spaced,Spare 空间SPL Special 特别SPEC Specification 规格SPG Spring 跳SPHER Spherical 球体SPRKT Sprocket 链轮齿SQ Square 平方SST Stainless Steel 纯铁STD Standard 标准STK Stock 存货STL Steel 铁STR Straight,Strip 直的SUB Substitute 替代物SUP Supply,Support 供应SURF Surface 表面SYM Symmetrical 对称的SYS System 系统T Teeth,Tooth 牙齿TECH Technical 技术TEMP Template,Temporary 模板，暂时的THD Thread 线THK Thick 厚的TOL Tolerance 公差TOT Total 总计TPF Taper per FootTPI Taper per In,Threads per Inch TPR Taper 锥形TS Tool SteelTYP Typical 典型UNC Unified Natl CoarseUNEF Unified Natl Extra FineUNF Unified Natl FineUNIV Universal 普遍VAR Variable 变量VERT Vertical 垂直的VOL Volume 音量VS Versus 与．．相对W Wide,Width 宽度WASH Washe洗衣机WDF Woodruff 车叶草WI Wrought Iron 熟铁WT Weight 重量。
机械制图专业英文缩写
ANGLE 角度
NATURE R 自然R
ALL ROUND 周边，全周
NG 粗牙
BOT (BOTT) 底部
NF 细牙
CB 沉头孔
PART NO 料号
CL 中心线
PUNCH 冲头
C+0.02 单边放大0.02间隙PIERCE PUNCH 落料冲头chamfer(C) 倒角
PCS 个，块，件
CA(NCA) 清角（不清角）
Q'TY 数量
CENTER(CEN) 中心，园心REF 参考
DWG NO 图号
REV 版次
DEEP(DEP) 深度
RIGHT 右
EDGE 刀口
SYM 中心对齐
ECN NO 设变号码
SMALL 小端
EWL (newl) 清线头（不清线头）S落料斜度
FINISH 硬度
SCALE 比例
GAP 单边间隙
SECTION A-A 剖视A-A HEIGHT 高度
SHEET 表单，页次HATCHING 阴影线
SURFACE 表面
HEAT TREATMENT 热处理TAP 攻牙
INSERT 入块
TYP 相同，尺寸一致
LARGE 大端
THRU(THR) 贯穿
LEFT 左
TOP 顶部
MM 螺纹的规格
THICK 厚度
MARK 记号标记TAPPER 锥度斜度MATEL 材料材质
TAN 切点
MAX 最大值
TAP1/2NPT 1/2英制管牙MIN 最小值
UNIT 单位
NAME 名称
VIWE A 视图A
NEF 特别攻牙
SECA-A A-A剖视
NRT 新制管牙。
机械专用英文缩写
机械专用英文缩写集团文件版本号：（M928-T898-M248-WU2669-I2896-DQ586-M1988）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 Testing Material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 Works Association 美国水工协会BBBBolted Bonnet 栓柱连接的阀盖BBBy Buyer 买方供货B-BBeveled 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）BEBeveled End (for wel****) 坡口（焊接用）B.E Bell End 承口BEPBoth Ends Plain 两端平BET Both Ends Threaded 两端带螺纹BLBattery Limit 装置区边界BFBlind Flange 法兰盖BLD Blind 盲板BLDG*Buil**** 建筑物BM Bill Of Material 材料表BOPBottom Of Pipe 管底B-PBeveled End —Plain End 坡口端.平端BV Butterfly valve 蝶阀BWG * Birmingham Wire Gage 伯明翰线规BWButt Weld 对焊CCCap管帽C-CCenter to Center中至中C-ECenter to End 中至端面C-FCenter to Face中至面CH-OPChain Operated 链条操纵的CH.PLCheckered Plate花纹钢管C.I*Cast Iron铸铁CL*Class英制压力等级，等级，种类CLEARClearance间隙CODContinued on Drawing 接续图COL*Column 柱，塔CONCConcentric 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冷紧在关闭状态下封住在开启状态下封住CUST Customer客C.V Check Valve止回阀DDEG*Degree 度DFDrain 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*Double Male And Female公称直径DNDown下DRDrain排液DSDirectional 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EQUIVEquivalent相当的E.R.Eccentric Reducer偏心异经管ERWElectric Resistance Welded电阻焊的EWEye Washer & Shower洗眼器及淋浴器EXP.JTExpansion Joint膨胀节FFDN Foundation基础FFFlat Faced Or Full Faced全平面；满平面F-FFace To Face面至面FGW Fusion Gas Wel****气熔焊FIG*Figure图FLFloor楼面FLEXTUBE Flexible Tube挠性管FLGFlange法兰FLGDFlanged法兰式的FLGFFlanged Face法兰面FOBFlat On Bottom底面平FOTFlat On Top顶面平FPFix Point固定点FSForged Steel锻钢FTFFitting To Fitting管件直连FTGFitting管件FURNDFurnished提供的，装设的FWField Weld现伤焊GGGuide导向GA*Gage表，表压，规（线规）GALV*Galvanize镀锌GLGround Level地面GLVGlobe Valve截止阀GEAR OPGear Operated齿轮传动的GMAWGas Metal Arc Wel****金属极惰气体保护焊GSKTGasket垫片GTAW(Inert)Gas Tungsten Arc Wel****惰性气体保护钨极电弧焊GVGate Valve闸阀HHHanger吊架HCHose Connection软管接头H.CPLGHalf Coupling半节管接头HDRHeader总管HEX*Hexagon六角形HFHard Alloy Face on阀内件（阀心）为Valve Trim 硬质合金密封面HHHand Pole手孔HORHorizontal水平的H.P*High Pressure高压HSHose Station软管IID*Inside Diameter内径IN*Inch英寸INSInsulation隔热INSTInstrument仪表INVInvert (inside bottom of pipe)管子内底IPSIron Pipe size铁管尺寸ISOIsometric Drawing周测图（空视图）装置边界内恻ISNSInside screw & Non-rising Stem内螺纹非升杆ISRSInside screw & Rising stem内螺纹升杆JJTJoint接头JSJack Screw顶开（起）螺栓LLCLocked Closed在关闭状态下锁定LEPLarge end plain大端为平的LETLarge end Threaded大端带螺纹LGLong长LGFLens Gasket Face透镜垫连接面左螺纹LIFTLift Type升降式LJLap Joint搭接LJFLap Joint Flange松套法兰LOLocked Open在开启状态下锁定L.P. Low Pressure低压LRLong Radius长半径LRELong Radius Elbow长半径弯头LTGLarge Tongue & Groove大椎槽MMATLMaterial材料MAXMaximum最大MBMachine Bolt机器螺栓（单头）MFMale and Female凸和凹MFGManufacture制造MF*Manufacture制造厂MHManhole人孔MIMalleable Iron可锻铸铁MIN*Minimum最小MJMechanical Joint机械接头M.LMatch 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MTOMaterial take-off材料统计MWMinimum Wall最小壁厚M.W.Mineral Wool矿（物）棉NN*North北NBNominal Bore公称孔径N.B.Non-Bonnet无阀盖NCNormally Closed常闭NIPNipple短管NONormally Open;常开*Number号；数量NO INSNo Insulation不隔热NOMNominal公称的；额定的NOZNozzle管口NPSNominal Pipe Size公称管径NPSHNet Positive Suction Head净正吸入压头NPT*American National Taper美国锥管螺纹Pipe ThreadNSNominal Size公称直径NVNeedle Valve针形阀OOD*Outside Diameter外径OETOne end Threaded一端带螺纹OROutside Radius外半径ORFOrifice孔板ORIENTOrientation方位OS & YOutside Screw and Yoke 外螺纹阀杆和阀轭OSNBOutside Screw Non-Bonnet外螺纹无阀盖PPlug堵头PAPPiping Arrangement Plan管道布置平面图PBPressure Seal Bonnet压力密封的阀盖P-BPlain End –Bevel End平端—坡口端PCPressure Seal Cap压力密封的阀帽节圆直径PEPlain End (not beveled)平端（无坡口）PFPlatform平台PIDPiping & Instrument Diagram管道及仪表流程图PN*Nominal Pressure公称压力PNPlant North工厂北向POSpoint of Support支承点P-PPlain End—Plain End两端为平端PREPPreparation加工准备PSIA*Pounds Per Square Inch Absolute磅/ PSIGPounds Per Square Inch Gage磅/PTPoint点PTFE*Polytetrafluoroethylene聚四氟乙烯PT.NOPart No.件号PVPlug Valve旋塞阀PVC*Poly Vinyl Chloride聚氯乙烯QTY*Quantity数量RR *Radius半径REDReducer异径管REFReference参考REINFReinforce加强REQDRequired需要；申请REV *Revision修改RF Raised Face凸面RGRing Gasket环形垫片右螺旋RJRing Joint环垫接头RORestriction 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RTJRing Type Joint（见RJ）RV Relief Valve安全泄液阀SS*South南SSpring弹簧（管架用）SAW(Automatic)Submerged Arc Wel****自动埋弧焊SBStud Bolt双头螺栓SBScrewed Bonnet螺纹阀盖SCSample Cooler取样冷却器SCH*Schedule管壁厚系列号SCRDScrewed螺纹SEPSmall end Plain小端为平的SETSmall end Threaded小端带螺纹SFSemi-Finished半光SGSight Glass视镜SHSurface Hard Facing硬质密封面SKSketch草图SMAWShielded Metal Arc Wel****有保护的金属电弧焊SMLS Seamless无缝SNSwaged Nipple异径短管SOSlip – On滑套SOFSlip – On Flange滑套法兰SPEC*Specification规定，说明SPLSound Pressure Lever升压水准SQ*Square方的，平方SRShout Radius短半径SREShort Radius Elbow短半径弯头SS*Stainless Steel不锈钢STSteam Trap蒸汽疏水阀STD*Standard标准STGSmall Tongue & Groove小椎槽面STL*Steel钢STMSteam蒸汽STM.TRSteam Tracing蒸汽拌热SUCTSuction吸入口SVSafety Valve安全泄气阀SWSocket Weld承插焊SWGSwage锻造，模锻SWMGSwing Type旋启式SYMSymmetrical对称的TTTee三通TEThreaded End螺纹端TEMP*Temperature温度TGTongue & Groove椎槽THD*Threaded螺纹的THK*Thickness厚度TLTangent Line切线TNTrue North真实北向TOCTop of Concrete混凝土北向TOPTop of pipe管顶TOSTop of Support支架顶面Top of Steel钢结构顶面TYPTypical典型的UUBUnion Bonnet带活接头的阀盖UCUnion Cap带活接头的阀帽UNUnion活接头VVValve阀VACVacuum真空VARVariable可变的VERTVertical垂直的VOL*Volume卷，册，容量，体积WW*West西WBWeld Branch焊接支管WCWeld Cap焊接管帽WDWidth宽度WEWeld End焊接端WLWel**** Line焊接线WNWel**** Neck对焊法兰（颈部）WNFWeld Neck Flange对焊法兰WPWorking Pressure工作压力W.P.Working Point工作点WTWall Thickness壁厚Weight重量XXHExtra Heavy加强的，加厚的XXHDouble Extra Heavy双倍加强（厚）的XSExtra Strong加强的XXSDouble Extra Strong双倍加强的YYPYield Point屈服点。
机械制造专业英语专有名词缩写
机械制造专业英语缩写AC=alternative current交流AGV=Automated Guided Vehicle自动导引小车AGVS= Automated Guided Vehicle System自动导引小车系统AMT=advanced manufacturing technology先进制造技术ANSI=American National Standards Institute美国国家标准协会APT=Automatically Programmed Tools自动数控程序BOM=Bill of Material物料清单CAA=Computer Aided Analysis Process计算机辅助分析过程CAD=Computer-Aided Design计算机辅助设计CADD=Computer-Aided Design Drafting计算机辅助设计制图CAE=computer aided engineering计算机辅助工程CAM=Computer-Aided Manufacturing计算机辅助制造CAIT=computer aided testing and inspection计算机辅助实验与检测CAPP=Computer Aided Process Planning计算机辅助工艺设计CHP=chemical Polishing 化学抛光CIM=Computer integrated manufacturing计算机集成制造CBN=Cubic Boron Nitride立方氮化硼CMM=Coordinate Measuring Machine三坐标测量机CNC=computer numerical control电脑数字控制DC=direct current直流DNC=Direct Numerical Control直接数字控制DOF=degrees of freedom自由度DXF=data exchange format数据交换格式ECM=Electrochemical Machining电解加工EBM=Electron beam machining电子束加工EDM=Electrical Discharge Machining电火花加工EGM= enhanced graphics module增强型图形模组FA=factory automation工厂自动化FDM=Fused Deposition Modelling熔融沉积成型FEA=Finite element analysis有限元分析FMC=flexible manufacturing component柔性制造单元FMS=Flexible Manufacturing System柔性制造系统Finite-element有限元Four-bar linkage四连杆机构GNC=graphical numerical control图形数控GT=Grease Trap润滑脂分离器HPM=hard-part machining硬态切削HSS=High-Speed-Steel高速钢IGES=initial graphic exchange specification初始图形交换规则ISO=International Standardization Organization国际标准组织IT=International Tolerance(grade)国际公差JIT=Just in Time准时生产LBM=Laser beam machining激光切削加工LED=light-emitting diode发光二级管LMC=least material condition最小实体状态LOM=Laminated Object Manufacturing叠层实体制造技术MMC=maximum material condition最大实体状态MATL=material材料MC=machining center加工中心NC=Numerical Control数字控制NMP=Nontraditional Manufacturing Processes特种加工技术PCB=printed circuit boards印刷电路板PLC=Programmable Logic Controller PLC控制PKW=parallel kinematics machine并联机床QTY=quantity required需求数量RGV=rail guided vehicle有轨自动导引小车RPM=Rapid Prototype Manufacturing快速成型技术SL= Stereo Lithography光固化成型SLA=Stereo Lithography Apparatus立体印刷技术/光固化立体造型SLS=Selective Laser Sintering选择性激光烧结USM=Ultrasonic Machining超声波加工VNC=voice numerical control声音控制WEDM=Wirecut Electrical Discharge Machining电火花线切割加工WJM/C=water-jet machining/cutting水射流切削3D PRINT 3D打印。
机械加工常用英文缩写
MTG Mouting装备
MULT Multiple倍数
MWG Music Wire Gagug
NA Not Applicable不可应用的
NATL National国内的
NC Numerical Control数字电脑控制
NEG Negative忽略的
NO. Number号码
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机械专用英文缩写
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 Testing Material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 Works Association 美国水工协会BBBBolted Bonnet 栓柱连接的阀盖BBBy Buyer 买方供货B-BBeveled 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）BEBeveled End (for wel****) 坡口（焊接用）B.E Bell End 承口BEPBoth Ends Plain 两端平BET Both Ends Threaded 两端带螺纹BLBattery Limit 装置区边界BFBlind Flange 法兰盖BLD Blind 盲板BLDG*Buil**** 建筑物BM Bill Of Material 材料表BOPBottom Of Pipe 管底B-PBeveled End —Plain End 坡口端.平端BV Butterfly valve 蝶阀BWG * Birmingham Wire Gage 伯明翰线规BWButt Weld 对焊CCCap管帽C-CCenter to Center中至中C-ECenter to End 中至端面C-FCenter to Face中至面CH-OPChain Operated 链条操纵的CH.PLCheckered Plate花纹钢管C.I*Cast Iron铸铁CL*Class英制压力等级，等级，种类CLEARClearance间隙CODContinued on Drawing 接续图COL*Column 柱，塔CONCConcentric 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冷紧在关闭状态下封住在开启状态下封住CUST Customer客C.V Check Valve止回阀DDEG*Degree 度DFDrain 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*Double Male And Female公称直径DNDown下DRDrain排液DSDirectional 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EQUIVEquivalent相当的E.R.Eccentric Reducer偏心异经管ERWElectric Resistance Welded电阻焊的EWEye Washer & Shower洗眼器及淋浴器EXP.JTExpansion Joint膨胀节FFDN Foundation基础FFFlat Faced Or Full Faced全平面；满平面F-FFace To Face面至面FGW Fusion Gas Wel****气熔焊FIG*Figure图FLFloor楼面FLEXTUBE Flexible Tube挠性管FLGFlange法兰FLGDFlanged法兰式的FLGFFlanged Face法兰面FOBFlat On Bottom底面平FOTFlat On Top顶面平FPFix Point固定点FSForged Steel锻钢FTFFitting To Fitting管件直连FTGFitting管件FURNDFurnished提供的，装设的FWField Weld现伤焊GGGuide导向GA*Gage表，表压，规（线规）GALV*Galvanize镀锌GLGround Level地面GLVGlobe Valve截止阀GEAR OPGear Operated齿轮传动的GMAWGas Metal Arc Wel****金属极惰气体保护焊GSKTGasket垫片GTAW(Inert)Gas Tungsten Arc Wel****惰性气体保护钨极电弧焊GVGate Valve闸阀HHHanger吊架HCHose Connection软管接头H.CPLGHalf Coupling半节管接头HDRHeader总管HEX*Hexagon六角形HFHard Alloy Face on阀内件（阀心）为Valve Trim 硬质合金密封面HHHand Pole手孔HORHorizontal水平的H.P*High Pressure高压HSHose Station软管IID*Inside Diameter内径IN*Inch英寸INSInsulation隔热INSTInstrument仪表INVInvert (inside bottom of pipe)管子内底IPSIron Pipe size铁管尺寸ISOIsometric Drawing周测图（空视图）装置边界内恻ISNSInside screw & Non-rising Stem内螺纹非升杆ISRSInside screw & Rising stem内螺纹升杆JJTJoint接头JSJack Screw顶开（起）螺栓LLCLocked Closed在关闭状态下锁定LEPLarge end plain大端为平的LETLarge end Threaded大端带螺纹LGLong长LGFLens Gasket Face透镜垫连接面左螺纹LIFTLift Type升降式LJLap Joint搭接LJFLap Joint Flange松套法兰LOLocked Open在开启状态下锁定L.P. Low Pressure低压LRLong Radius长半径LRELong Radius Elbow长半径弯头LTGLarge Tongue & Groove大椎槽MMATLMaterial材料MAXMaximum最大MBMachine Bolt机器螺栓（单头）MFMale and Female凸和凹MFGManufacture制造MF*Manufacture制造厂MHManhole人孔MIMalleable Iron可锻铸铁MIN*Minimum最小MJMechanical Joint机械接头M.LMatch Line连续线MSS * Manufacturers Standardization Society of the Valve andFittings Industry, Inc.美国阀门和管件制造商标准化协会MTOMaterial take-off材料统计MWMinimum Wall最小壁厚M.W.Mineral Wool矿（物）棉NN*North北NBNominal Bore公称孔径N.B.Non-Bonnet无阀盖NCNormally Closed常闭NIPNipple短管NONormally Open;常开*Number号；数量NO INSNo Insulation不隔热NOMNominal公称的；额定的NOZNozzle管口NPSNominal Pipe Size公称管径NPSHNet Positive Suction Head净正吸入压头NPT*American National Taper美国锥管螺纹Pipe ThreadNSNominal Size公称直径NVNeedle Valve针形阀OOD*Outside Diameter外径OETOne end Threaded一端带螺纹OROutside Radius外半径ORFOrifice孔板ORIENTOrientation方位OS & YOutside Screw and Yoke 外螺纹阀杆和阀轭OSNBOutside Screw Non-Bonnet外螺纹无阀盖PPPlug堵头PAPPiping Arrangement Plan管道布置平面图PBPressure Seal Bonnet压力密封的阀盖P-BPlain End –Bevel End平端—坡口端PCPressure Seal Cap压力密封的阀帽节圆直径PEPlain End (not beveled)平端（无坡口）PFPlatform平台PIDPiping & Instrument Diagram管道及仪表流程图PN*Nominal Pressure公称压力PNPlant North工厂北向POSpoint of Support支承点P-PPlain End—Plain End两端为平端PREPPreparation加工准备PSIA*Pounds Per Square Inch Absolute磅/ PSIGPounds Per Square Inch Gage磅/PTPoint点PTFE*Polytetrafluoroethylene聚四氟乙烯PT.NOPart No.件号PVPlug Valve旋塞阀PVC*Poly Vinyl Chloride聚氯乙烯QQTY*Quantity数量RR *Radius半径REDReducer异径管REFReference参考REINFReinforce加强REQDRequired需要；申请REV *Revision修改RF Raised Face凸面RGRing Gasket环形垫片右螺旋RJRing Joint环垫接头RORestriction 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RTJRing Type Joint（见RJ）RV Relief Valve安全泄液阀SS*South南SSpring弹簧（管架用）SAW(Automatic)Submerged Arc Wel****自动埋弧焊SBStud Bolt双头螺栓SBScrewed Bonnet螺纹阀盖SCSample Cooler取样冷却器SCH*Schedule管壁厚系列号SCRDScrewed螺纹SEPSmall end Plain小端为平的SETSmall end Threaded小端带螺纹SFSemi-Finished半光SGSight Glass视镜SHSurface Hard Facing硬质密封面SKSketch草图SMAWShielded Metal Arc Wel****有保护的金属电弧焊SMLS Seamless无缝SNSwaged Nipple异径短管SOSlip –On滑套SOFSlip –On Flange滑套法兰SPEC*Specification规定，说明SPLSound Pressure Lever升压水准SQ*Square方的，平方SRShout Radius短半径SREShort Radius Elbow短半径弯头SS*Stainless Steel不锈钢STSteam Trap蒸汽疏水阀STD*Standard标准STGSmall Tongue & Groove小椎槽面STL*Steel钢STMSteam蒸汽STM.TRSteam Tracing蒸汽拌热SUCTSuction吸入口SVSafety Valve安全泄气阀SWSocket Weld承插焊SWGSwage锻造，模锻SWMGSwing Type旋启式SYMSymmetrical对称的TTTee三通TEThreaded End螺纹端TEMP*Temperature温度TGTongue & Groove椎槽THD*Threaded螺纹的THK*Thickness厚度TLTangent Line切线TNTrue North真实北向TOCTop of Concrete混凝土北向TOPTop of pipe管顶TOSTop of Support支架顶面Top of Steel钢结构顶面TYPTypical典型的UUBUnion Bonnet带活接头的阀盖UCUnion Cap带活接头的阀帽UNUnion活接头VVValve阀VACVacuum真空VARVariable可变的VERTVertical垂直的VOL*Volume卷，册，容量，体积WW*West西WBWeld Branch焊接支管WCWeld Cap焊接管帽WDWidth宽度WEWeld End焊接端WLWel**** Line焊接线WNWel**** Neck对焊法兰（颈部）WNFWeld Neck Flange对焊法兰WPWorking Pressure工作压力W.P.Working Point工作点WTWall Thickness壁厚Weight重量XXHExtra Heavy加强的，加厚的XXHDouble Extra Heavy双倍加强（厚）的XSExtra Strong加强的XXSDouble Extra Strong双倍加强的YYPYield Point屈服点。
机械英语缩写对照
MATL: material
MFR: manufacture,manufacturing
MISC: miscellaneous
MMC: maximum material condition
MNWP: maximum normal workiong pressure
MOD: modification
MT: manufacturing technique
MSRR: material specification rolls-royce
N: newton
NDT: non destructive test
NEG: negative
Nm: newton metre
KNm2: kilonewton per square metre
LAB: laboratory
lb: pounds
LBF: pounds force
lb-ft: pounds_foot
lb-in: pounds-inch
LE: leading edge
LH: left hand
LP: low pressure
ABS: Absolute
AED: Aero Engine Division
A/F: Across flats
ALT: Alternative(二选一的）
APP: Appendix
APPROX: approximate（近似）
AQD: aeronautical quality directorate（航空质量董事会）
HP: high pressure
HT: high tension
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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）
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
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
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
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
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
EW Eye Washer & Shower洗眼器及淋浴器
EXP.JT Expansion Joint膨胀节
F
FDN 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
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
H
H Hanger吊架
HC Hose Connection软管接头
NPT *American National Taper美国锥管螺纹
Pipe Thread
NS Nominal Size公称直径
NV Needle Valve针形阀
O
OD *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
P
P 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
APPROX *Approximate大约，近似的
ASB*Asbestos石棉
ASME *American Society Of Testing Material美国机械工程师协会
ASSY *Assembly装配，组装
ASTM *American Society OfTesting Material美国材料实验协会
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
RV Relief Valve安全泄液阀
S
S *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
机械专用英文缩写
A*Anchor固定
ABS *Absolute绝对的
AISI *American Iron andSteel Institute美国钢铁学会
ANSI *American NationalStandards Institute美国国家标准学会
API *American Petroleum Institute美国石油学会
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 Pole手孔
HOR Horizontal水平的
H.P *High Pressure高压
HS Hose Station软管
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
BET Both Ends Threaded两端带螺纹
BL Battery Limit装置区边界
BF Blind Flange法兰盖
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
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
J
JT Joint接头
JS Jack Screw顶开（起）螺栓
L
LC Locked Closed在关闭状态下锁定
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
M
MATL Material材料
MAX Maximum最大
MB Machine Bolt机器螺栓（单头）
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
N
N *North北
NB Nominal Bore公称孔径
N.B. Non-Bonnet无阀盖
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
C.S.O. Car Seal Open在开启状态下封住
CUST Customer客
C.V Check Valve止回阀
D
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
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