Abbreviations for Piping

ANSI American National Standards Institute

ASME American Society of Mechanical Eng.

ASTM American Society of Testing Materials

AGA American Gas Association

API American Petroleum Institute

ASSY Assembly

ABS Absolute (plastic pipe)ATM Atmosphere

AVG Average

AUX Auxiliary

BC Bolt Circle

BB Bolted Bonnet

BLDG Building

B&S Bell and Spigot

BWG Birmingham Wire Gauge

BBL Barrel

BBE Beveled Both End

BLE Beveled Large End

BSE Beveled Small End

BLK Black

BE Beveled End

BF Blind Flange, Bottom Flat

BOP Bottom Of Pipe

BTU British Thermal Units

Abbreviations for Piping Termininology flashcards | Quizlet https://quizlet.com/8359909/abbreviations-for-piping-termininology-flas...

1 of 9 5/18/2015 12:51 PM

BW Butt Weld

BM Bill of Material, Brass Mounted, BenchMark

CB Catch Basin

CFM Cubic Feet per Minute

CI Cast Iron

CS Cast Steel, Carbon Steel, Cold SpringCountersink

C/W Complete With

CU Cubic

CFH Cubic Feet per Hour

CFD Cubic Feet per Day

COND Condensate

CORK Corrosion

COORD Coordinate

CP Close Pattern

C to C Centre to Centre

CONC Concentric

CONT Continue

CO Clean Out

CPLG Coupling

CSA Canadian Standards Assoc.

CSC Car Seal Closed

CSO Car Seal Open

DWG Drawing

DBL Double

DEG Degree

DIAG Diagram

DF Drain Funnel

DO Ditto


2 of 9 5/18/2015 12:51 PM

DS Double Sweep, Dummy Support

DIM Dimension

DISCH Discharge

C Celsius, Centigrade, Hundred

EFW Electronic Fusion Weld

ERW Elec. Resistance Weld

EA Each

ELL Elbow

ECC Eccentric

ELEV Elevation

E to E End to End

EST Estimate

EH Extra Heavy

F Fahrenheit

FAB Fabricated

FE Flanged end, Flow Element

FF Flat Face, Full Faced, Flange Face

F to F Face to Face

FLG Flange

FOB Flat on Bottom, Freight on Board

FOF Face of Flange

FOT Flat on Top

FS Forged Steel

FW Field Weld

FTG Fitting, Footing

FIG Figure

FS Forged Steel, Far side

FT Foot, Feet

GAL Gallon


3 of 9 5/18/2015 12:51 PM

GALV Galvanized

GND Ground

GPM Gallons per Minute

GPH Gallons per Hour

GR Grade

HEX Hexagon

HR Hour

HDR Header

HC Hydrocarbon

HP High point, High Pressure

IE Invert Elevation

ID Inside Diameter

IMP Imperial

IPS Iron Pipe Size, Inches per Second

I Structural I Section

IS Inside Screw

ISO Isometric Drawing

INS Insulate

INST Instrument

IB Iron Body

INCL Including

INFO Information

JT Joint

kPA Kilopascals

LB Pound

LT Light Wall

LR Long Radius

LC Lock Closed

LO Lock Open


4 of 9 5/18/2015 12:51 PM

LH Left Hand

LW Lap Weld

LE Large End

LG Long

LP Low Point, Low Pressure

LIN Lineal

M Meter, Million, Thousand, (Metric) (Roman)MK Mark

MATL Material

MAWP Maximum Allowable Working Pressure

MAX Maximum

MB Machine Bolt

MFG Manufacture

MH Manhole

MI Malleable Iron

L Materials List

MIN Minimum, Minute

MISC Miscellaneous

MK Mark

MRGL Metal Reinforced Graphite Laminate

MSS Manufacturers Standardization Society

MTO Material Take-off

MW Miter Welder

NA Not Applicable

NC Normally Closed

NO Normally Open, Number

NPS Nominal Pipe Size

NPT National Pipe Thread

NRS Non-rising Stem


5 of 9 5/18/2015 12:51 PM

NO or # Number

SO Slip-on

IS&Y Inside screw & Yoke

NOM Nominal

NTS Not to Scale

NS Near Side

OA On Centres

OD Outside Diameter

OS& Y Outside Screw & Yoke

P&ID Piping & Instrumentation Diagram

PBE Plain Both Ends

PE Plain End

PI Pressure Indicator

POE Plain One End

PS Pipe Support, Pressure Switch

PF Plain Face

PSIA Pounds per Square inch Absolute

PSIG Pounds per Square Inch Gauge

PVC Polyvinyl Chloride

PR Pair

QO Quick OpeningQTY QuantityRED Reducing, Reducer

RF Raised Face

RJ Ring Joint

RTJ Ring Type Joint

RR Railroad

RPM Revolutions Per Minute

RS Rising Stem


6 of 9 5/18/2015 12:51 PM

REINF Reinforce

R Radius

REF Reference

REQD RequiredRH Right Hand

SAE Society of Automotive Engineers

SCR Screwed

SCH or SCHED Schedule

SEC Second

SECT Section

SF Spot Faced

SKT Socket

S to S Seam to Seam

SMLS Seamless

S.O.L. Sock-o-let

SPEC Specification

SQ SquareSR Short Radius

SS Stainless Steel

ST Steam Trap

STA Station

STD Standard

STL Steel

STM Steam

STR Straight

SUCT Suction

SW Socket Welding

SWG Swage

SWP Steam Working Pressure


7 of 9 5/18/2015 12:51 PM

SYM Symmetrical

SYS System

T,TEMP Temperature

T&C Thread and Coupled

T-T Tangent to Tangent

TBE Threaded Both Ends

TC Test Connection

TE Threaded End

TF Top Flat

TGT Tangent

THK Thick

TMP To Match Pipe

TOC Top of Concrete

TOE Threaded One End

T.O.L. Thread-o-let

TOS Top Of Steel

TPI Threads Per Inch

TSE Threaded Small End

TSS Temporary Suction Strainer

TYP Typical

T&G Tongue and Groove

UG Underground

UNC Unified Coarse Thread

UNF Unified Fine Thread

VAC Vacuum

VERT Vertical

WB Welded Bonnet

WE Welded End

WF Wide Flange Structural


8 of 9 5/18/2015 12:51 PM

WN Welding Neck

WOG Water, Oil and Gas

W.O.L. Weld-o-let

W/O Without

WP Working Pressure

WT Weight, Wall Thickness

XH Extra Heavy

XS Extra Strong

XXH Double Extra Heavy

XXS Double Extra Strong


9 of 9 5/18/2015 12:51 PM

Documents

Abbreviations for Piping