Table Of Contents

Title: Piping and Valves Doc. No. L-001 Chapter

3

   
Project: NORSOK Company: Rev.Date:  20.09.99 Rev:

3

 

3 DEFINITIONS

 

3.1 Definitions

NORSOK Norsk Sokkels Konkurranseposisjon, The Competitive standing of the Norwegian Offshore Sector, the Norwegian initiative to reduce cost on offshore projects.
Shall Verbal form used to indicate requirements strictly to be followed in order to conform to the standard and from which no deviation is permitted, unless accepted by all involved parties.
Should Verbal form used to indicate that among several possibilities one is recommended as particularly suitable, without mentioning or excluding others, or that a certain course of action is preferred but not necessarily required.
May Verbal form used to indicate a course of action permissible within the limits of the standard.
Can Verbal form used for statements of possibility and capability, whether material, physical or casual.

 

3.2 Abbrevations

ANSI American National Standards Institute
API American Petroleum Institute
ASME American Society of Mechanical Engineers
ASTM American Society for Testing and Materials
BS British Standards
DIN Deutsches Institute für Normung
ISO International Organization for Standardisation
MSS Manufacturers Standardization Society for the Valve and Fittings Industry (USA)
NACE National Association of Corrosion Engineers
UKOA United Kingdom Offshore Operators Association
BE Bevelled end
BW Butt weld
CJ Compact flange end
CL Clamped type end
CR Compession fitting end
EDS Element Data Sheet
FB Full bore
FF Flat face
FL SAE Flanged SAE
FS Female Sub
FT Female threaded end
Galv Galvanized
LR Long radius elbow
MDS Material Data Sheet
MS Male Sub
MT Male threaded end
PCS Piping Class Sheet
PE Plain end
RB Reduced bore
Re Yield stress
RF Raised face
Rm Ultimate tensile stress
RJ Ring Type Joint
RTJ Ring Type Joint
SC Service code
SCH Schedule
Smls Seamless
Sst Stainless steel
TE Threaded end
CGF Compressed glassfibre gasket
GRE Glassfibre reinforced epoxy
GRVE Glassfibre reinforced vinylester
VDS Valve Data Sheet
WN Welding neck
VSK Valve Specification Key
VSM Valve Selection Manual
Wt Wall thickness