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Abbreviated terms used in the piping industry

Time:2022-11-28 Click:120

Abbreviated terms used in the piping industry


AISI - 美国钢铁协会American Iron and Steel Institute

ANSI - 美国国家标准委员会American National Standards Institute

ASME - 美国机械工程师学会American Society of Mechanical Engineers

API - 美国石油学会American Petroleum Institute

ASTM - 美国材料试验学会American Society for Testing Materials

AWWA - 美国自来水厂协会American Water Works Association

ASNT - 美国无损检测学会American Society For Nondestructive Testing

MSS-SP - 美国阀门及配件工业制造商标准化协会Manufacturers Standardization Society - Standard of Practice

NACE - 美国腐蚀工程师协会National Association of Corrosion Engineer


AARH - 算数平均粗糙高度Arithmetical Average Roughness Height

AFC - 批准施工Approved For Construction

ASB  - 石棉Asbestos


BB  - 螺栓连接阀盖Bolted Bonnet

BC  - 螺栓固定盖Bolted Cover

BE  - 坡口Bevel Ends

BBE  - 两端坡口Bevel Both Ends

BOM  - 材料清单Bill of Materials

BW  - 对焊Butt welding


CA - 腐蚀裕量Corrosion Allowance

CE - 碳当量Carbon Equivalent

CMTR  - 材料测试证明Certified Materials Test Report

CL  - 等级Class

CON  - 同心的Concentric

CS  - 碳钢Carbon Steel

CVN - 夏比V型缺口Charpy V-notch


DBB - 双阻塞双排放Double Block & Bleed

DI -  球墨铸铁Ductile Iron

D&S  - 阀瓣和阀座Disc and Seat

DFT - 干膜厚度Dry Film Thickness

DRL - 双倍尺长度Double Random Length

DSS - 双相钢Duplex Stainless Steel

DWT - 落锤撕裂Drop-Weight Tear


ECC  - 偏心的Eccentric

EFW  - 电熔焊接Electric Fusion Weld

ELL - 弯头 Elbow

EPC - 设计、采购、施工(总承包)Engineering Procurement Construction

ERW  - 电阻焊接Electric Resistance Weld

EW - 电阻焊或电感应焊接Electric Resistance or Electric Induction Welding Process


FBE - 熔接环氧粉末Fusion Bonded Epoxy

FCAW - 药芯焊丝气体保护焊Flux Cored Arc Welding

FF  - 平面Flat Face

FFW - Field Fit Weld 现场定位焊接

FLEX  - 弹性Flexible

FLG  - 法兰Flange

FT - 英尺Feet


GALV  - 镀锌Galvanized

GMAW - 气体保护焊Gas Metal Arc Welding

GTAW - 钨极气体保护焊Gas Tungsten Arc Welding

GO - 齿轮操作Gear Operated

GR  - 等级Grade

GRVD - 沟槽的Grooved

GS - 镀锌钢Galvanized Steel


HAZ - 热影响区Heat-affected Zone

HEX  - 六边的Hexagonal

HIC - 氢致裂纹Hydrogen-induced Cracking

HP  - 高压High Pressure

HVY  - 重型的Heavy


ID  - 内径Inside Diameter

IN  - 英寸Inch

IR  - 内环Inner Ring


LJ  - 搭接Lap Joint

LP  - 低压Low Pressure

LR  - 长半径Long Radius

LTCS - 碳钢(低温)Carbon Steel (Low Temperature)


MAX  - 最大的Maximum

MAWP - 最大允许工作压力Maximum Allowable Working Pressure

MI - 可锻铸铁Malleable Iron

MIG - 金属惰性气体Metal Inert Gas

MIN  - 最小的Minimum

MOD  - 改进的Modified

MP  - 中压Middle Pressure

MPI - 磁粉检测Magnetic Practice Inspection

MT - 磁粉检测Magnetic Particle Testing

MTC - 工厂测试报告Mill Test Certificate

MTO - 材料采购 Material Take-Off


N - 正火Normalizing

NB - 名义孔径Nominal Bore

NBR  - 丁晴橡胶Nitrile Butadient Rubber

NDE  - 无损检测Non Destructive Examination

NPS  - 公称管径Nominal Pipe Size

NPT  - 国家锥管螺纹National Taper Pipe Thread


OR  - 外环Outer Ring

OS&Y  - 明杆支架Outside Screw and Yoke

OD  - 外径Outside Diameter


PBE  - 两端平口Plain Both Ends

PE  - 平口Plain End

PED - 压力容器指令Pressure Equipment Directive

PMI - 材料可靠性鉴别Positive Material Identification

PQR - 焊接工艺评定记录Procedure Qualification Record

PSL - 产品规范等级Product Specification Level

PT - 渗透检测Penetrant Testing

PWHT  - 焊后热处理Post Weld Heat Treatment


Q - 淬火Quenching


QAP - 质量保证计划Quality Assurance Planning


RB - 缩孔Reducing Bore

RF  - 突面Raised Face

RJ - 环连接Ring Joint

RT - 射线检测Radiographic Test

RTJ - 环形连接Ring Type Joint 



SAW - 埋弧焊Sub-merged Arc Welding

SAWH - 螺旋埋弧焊Submerged Arc Helical Welding 

SAWL - 直缝埋弧焊Submerged Arc Longitudinal Welding

SCH  - 计划表Schedule

SCRD - 螺纹的Screwed

SMAW - 手工电弧焊Shielded Metal Arc Welding

SMLS  - 无缝的Seamless

SO  - 滑套Slip On

SR  - 短半径Short Radius



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