AISI - 美國鋼鐵協會American Iron and Steel Institute

ANSI - 美國國家標準委員會American National Standards Institute

ASME  - 美國機械工程師學會American Society of Mechanical Engineers

API - 美國石油學會American Petroleum Institute

ASTM - 美國材料試驗學會American Society for Testing Materials

AARH - 算數平均粗糙高度Arithmetical Average Roughness Height

AWWA - 美國自來水廠協會American Water Works Association

ASNT - 美國無損檢測學會American Society For Nondestructive Testing

MSS-SP - 美國閥門及配件工業制造商標準化協會Manufacturers Standardization Society - Standard of Practice

 

AFC - 批準施工Approved For Construction

ASB  - 石棉Asbestos 

BB  - 螺栓連接閥蓋Bolted Bonnet

BC  - 螺栓固定蓋Bolted Cover

BE  - 坡口Bevel Ends

BBE  - 兩端坡口Bevel Both Ends

BOM  - 材料清單Bill of Materials

BW  - 對焊Butt welding

CA - 腐蝕裕量Corrosion Allowance

CE - 碳當量Carbon Equivalent

CMTR  - 材料測試證明Certified Materials Test Report

CL  - 等級Class

CON  - 同心的Concentric

CS  - 碳鋼Carbon Steel

CVN - 夏比V型缺口Charpy V-notch

DBB - 雙阻塞雙排放Double Block & Bleed

DI -  球墨鑄鐵Ductile Iron

D&S  - 閥瓣和閥座Disc and Seat

DFT - 干膜厚度Dry Film Thickness

DRL - 雙倍尺長度Double Random Length

DSS - 雙相鋼Duplex Stainless Steel

DWT - 落錘撕裂Drop-Weight Tear

ECC  - 偏心的Eccentric

EFW  - 電熔焊接Electric Fusion Weld

ELL - 彎頭 Elbow

EPC - 設計、采購、施工（總承包）Engineering Procurement Construction

ERW  - 電阻焊接Electric Resistance Weld

EW - 電阻焊或電感應焊接Electric Resistance or Electric Induction Welding Process

FBE - 熔接環氧粉末Fusion Bonded Epoxy

FCAW - 藥芯焊絲氣體保護焊Flux Cored Arc Welding

FF  - 平面Flat Face

FFW - Field Fit Weld 現場定位焊接

FLEX  - 彈性Flexible

FLG  - 法蘭Flange

FT - 英尺Feet

GALV  - 鍍鋅Galvanized

GMAW - 氣體保護焊Gas Metal Arc Welding

GTAW - 鎢極氣體保護焊Gas Tungsten Arc Welding

GO - 齒輪操作Gear Operated

GR  - 等級Grade

GRVD - 溝槽的Grooved

GS - 鍍鋅鋼Galvanized Steel

HAZ - 熱影響區Heat-affected Zone

HEX  - 六邊的Hexagonal

HIC - 氫致裂紋Hydrogen-induced Cracking

HP  - 高壓High Pressure

HVY  - 重型的Heavy

ID  - 內徑Inside Diameter

IN  - 英寸Inch

IR  - 內環Inner Ring

LJ  - 搭接Lap Joint

LP  - 低壓Low Pressure

LR  - 長半徑Long Radius

LTCS - 碳鋼（低溫）Carbon Steel (Low Temperature)

MAX  - 最大的Maximum

MAWP - 最大允許工作壓力Maximum Allowable Working Pressure

MI - 可鍛鑄鐵Malleable Iron

MIG - 金屬惰性氣體Metal Inert Gas

MIN  - 最小的Minimum

MOD  - 改進的Modified

MP  - 中壓Middle Pressure

MPI - 磁粉檢測Magnetic Practice Inspection

MT - 磁粉檢測Magnetic Particle Testing

MTC - 工廠測試報告Mill Test Certificate

MTO - 材料采購 Material Take-Off

N - 正火Normalizing

NACE - 美國腐蝕工程師協會National Association of Corrosion Engineer

NB - 名義孔徑Nominal Bore

NBR  - 丁晴橡膠Nitrile Butadient Rubber

NDE  - 無損檢測Non Destructive Examination

NPS  - 公稱管徑Nominal Pipe Size

NPT  - 國家錐管螺紋National Taper Pipe Thread

OR  - 外環Outer Ring

OS&Y  - 明桿支架Outside Screw and Yoke

OD  - 外徑Outside Diameter

PBE  - 兩端平口Plain Both Ends

PE  - 平口Plain End

PED - 壓力容器指令Pressure Equipment Directive

PMI - 材料可靠性鑒別Positive Material Identification

PQR - 焊接工藝評定記錄Procedure Qualification Record

PSL - 產品規范等級Product Specification Level

PT - 滲透檢測Penetrant Testing

PWHT  - 焊后熱處理Post Weld Heat Treatment

Q - 淬火Quenching

QAP - 質量保證計劃Quality Assurance Planning

RB - 縮孔Reducing Bore

RF  - 突面Raised Face

RJ - 環連接Ring Joint

RT - 射線檢測Radiographic Test

RTJ - 環形連接Ring Type Joint 

SAW - 埋弧焊Sub-merged Arc Welding

SAWH - 螺旋埋弧焊Submerged Arc Helical Welding

SAWL - 直縫埋弧焊Submerged Arc Longitudinal Welding

SCH  - 計劃表Schedule

SCRD - 螺紋的Screwed

SMAW - 手工電弧焊Shielded Metal Arc Welding

SMLS  - 無縫的Seamless

SO  - 滑套Slip On

SR  - 短半徑Short Radius

SRL - 單倍尺長度Single Random Length

SS  - 不銹鋼Stainless Steel

SSC - 硫化物應力腐蝕Sulphide Stress Corrosion

SST - 不銹鋼Stainless STeel

STD  - 標準Standard

SW  - 承插焊Socket Weld

SWC - 階梯開裂Stepwise Cracking

T - 回火Tempering

TIG - 鎢極惰性氣體Tungsten Inert Gas

TBE  - 兩端螺紋Threaded Both Ends

TPI - 第三方檢驗Third Party Inspection

UT - 超聲檢測Ultrasonic Testing

WN  - 對焊Weld Neck

WPQ - 焊接技能評定Welder Performance Qualification

WPS - 焊接工藝規程Welding Procedure Specification

WT  - 壁厚Wall Thickness

XS  - 加強的Extra Strong

XXS  - 特高強的Double Extra Strong