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Abbreviations 

A SOLUTION OF PIPING SYSTEM - INTERNATION PROJECT MANAGEMENT AND PROCUREMENT SERVICE.

ANSI  - American National Standards Institute
ASME  - American Society of Mechanical Engineers
API  - American Petroleum Institute
ASTM  - American Society for Testing Materials

AARH - Arithmetical Average Roughness Height
ASB  - Asbestos
AWWA - American Water Works Association

ASNT- American Society For Nondestructive Testing

BB  - Bolted Bonnet
BBE  - Bevel Both Ends
BC  - Bolted Cover
BE  - Bevel Ends
BM - Base Metal
BOM  - Bill of Materials

BS - British Standard
BW  - Buttwelding


CA - Corrosion Allowance
CE
- Carbon Equivalent
CMTR  - Certified Materials Test Report
CL  - Class
CON  - Concetric
CS  - Carbon Steel
CVN - Charpy V-notch


DBB - Double Block & Bleed
DI - Ductile Iron
DIB - Double Isolation & Bleed
DFT - Dry Film Thickness
DRL - Double Random Lenght
DSS - Duplex Stainless Steel
D&S  - Disc and Seat


ECC  - Eccentric
EFW  - Electric Fusion Weld

EN - European Standard

EPC - Engineering Procurement Construction

ERW  - Electric Resistance Weld

FBE - Fusion Bonded Epoxy
FF  - Flat Face
FLEX  - Flexible
FLG  - Flange
FT - Feet

GALV  - Galvanized
GO - Gear Operated
GR
  - Grade
GRVD - Grooved
GS - Galvanized Steel


HAZ - Heat-Affected Zone
HBW - Brinell Hardness, Tungsten Ball Indenter
HEX  - Hexagonal
HIC - Hydrogen-Induced Cracking
HP  - High Pressure
HRC - Rockwell C Hardness
HVY  - Heavy
HV - Vickers Hardness


ID  - Inside Diameter
IN  - Inch
IR  - Inner Ring

ISO - International Organisation of Standardisation

LJ  - Lap Joint
LP  - Low Pressure
LR  - Long Radius
LTCS - Carbon Steel (Low Temperature)


MSS-SP - Manufacturers Standardization Society - Standard of Practice
MAX  - Maximum
MI - Malleable Iron
MIN  - Minimum
MOD  - Modified
MP  - Middle Pressure
MPI - Magnetic Practice Inspection
MPD - Maximum Pressure Differential
MT - Magnetic ParticleTesting
MTC - Mill Test Certificate


N - Normalizing
NACE
- National Association of Corrosion Engineer
NB - Norminal Bore
NBR 
- Nitrile Butadient Rubber
NDE  - Non Destructive Examination
NPS  - Nominal Pipe Size
NPT  - National Taper Pipe Thread

OR  - Outer Ring
OS&Y  - Outside Screw and Yoke
OD  - Outside Diameter


PBE  - Plain Both Ends
PE  - PLain End

PMI - Positive Material Identification
PQR - (weld) Procedure Qualification Record
PSL - Product Specification Level
PT - Penetrant Testing
PWHT  - Post Weld Heat Treatment


Q - Quenching

QAP - Quality Assurance Planning

RB - Reducing Bore
RF 
- Rised Face
RJ - Ring Joint
RT - Radiographic Test


SCH  - Schedule
SCRD - Screwed
SMLS  - Seamless
SMYS - Specified Minimum Yield Strength
SO  - Slip On
SR  - Short Radius
SRL - Single Random Lenght
SS  - Stainless Steel
SSC - Sulphide Stress Corrosion
STD  - Standard
SW  - Socket Weld

T - Tempering
TBE 
- Threaded Both Ends

TPI - Third Party Inspection

UT - Ultrasonic Testing

UTS - Ultimate Tensile Stress

WB - Weld Metal
WN  - Weld Neck
WPQ - Welder Performance Qualification
WPS - Weld Procedure Specification
WT  - Wall Thickness


XS  - Extra Strong
XXS  - Double Extra Strong

YS - Yield Stress


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