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Piping Standard Abbreviation

This document provides definitions for common abbreviations used in piping standards. It includes over 80 abbreviations for terms related to piping components, materials, joints, tests, and other specifications. Some examples are BB for bolted bonnet, CS for carbon steel, NPS for normal pipe size, and SW for socket weld.

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2K views1 page

Piping Standard Abbreviation

This document provides definitions for common abbreviations used in piping standards. It includes over 80 abbreviations for terms related to piping components, materials, joints, tests, and other specifications. Some examples are BB for bolted bonnet, CS for carbon steel, NPS for normal pipe size, and SW for socket weld.

Uploaded by

habebe
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as DOC, PDF, TXT or read online on Scribd
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ABBREVIATIONS

PIPING STANDARDS

(L) Large NON-MS Non-Metal Seal


(S) Small NONLUB Non-Lubricate
BB Bolted Bonnet NPS Normal Pipe Size
BC Bolted Cover / Bolted Cap NPT Normal Taper Pipe Thread
BE Beveled End OPER Operation
BG Bolted Gland / Bonnet Gasket OR: Outer Ring (SPW Gasket)
BW Butt Weld OS & Y Outside Screw & Yoke
CA Corrosion Allowance PE Plain End
CI Cast Iron PSB Pressure Seal Bonnet
CS Carbon Steel PSC Pressure Seal Cover
CL Class PTFE Polytetraflouroethylene (Teflon)
CON Concentric REG. PORT Regular Port
D&S Disc and Seat RF Raised Face
D: Disc RPTFE Reinforced Teflon
ECC Eccentric RT Radiographic Test
EFW Electric Fusion Weld S: Seat
ERW Electric Resistance Weld SAW Submerged Arc Weld
FSST Forged Stainless Steel SCH Schedule
FST Forged Steel SMLS Seamless
F-PORT Full-Port SO Slip-On
F: Filler (for SPW Gasket) SOL-W Solid Wedge
FF Flat Face SPEC Specification
FIRE-S Fire Safe Seal SPW Spiral Wound
FLE-W Flexible Wedge SR Short Radius
FLG Flange SS or SST Stainless Steel
GALV Galvanized STD Standard or Standard Weight
GF-PTFE Glass Filled PTFE STL Stellite
GR Grade STRG Seat Ring
GUID Guide SW Socket Weld
GP Gland Packing TE Threaded End
GR Graphite THR Threaded
HEX Hexagon TP Type
HP Horizontal Pattern 2 HVY-HEX-NUTS Two Heavy Hexagon Nut
IR Inner Ring (for SPW Gasket) UB Union Bonnet
LR Long Radius UNIF Unified Threaded Code
MACH Machine Bolt and Nut W/ With
MANUF Manufacture W: Winding (for SPW Gasket)
MAX Maximum WB Welded Bonnet
MIN Minimum WN Welding Neck
MS Metal Seal WT Weight
NBR Nitrile or Butadiene Rubber XS Extra Strong

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