Title: | Piping and Valves | Doc. No. | L-001 | Chapter | 3 |
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Project: NORSOK | Company: | Rev.Date: | 20.09.99 | Rev: | 3 |
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. |
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 |