OSTP â Outokumpu Stainless Tubular Products
OSTP â Outokumpu Stainless Tubular Products
OSTP â Outokumpu Stainless Tubular Products
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<strong>Tubular</strong> terminology, designations and abbreviations<br />
Miscellaneous<br />
AISI American Iron and Steel Institute<br />
ANSI American National Standard Institute<br />
API American Petroleum Institute<br />
ASME American Society for Mechanical Engineers<br />
ASTM American Society for Testing and Materials<br />
AV Arbetsmiljöverket<br />
BCW Bead Cold Worked<br />
BE Bevelled Ends<br />
BS British Standard<br />
BWG Birmingham Wire Gauge<br />
CCT Critical Crevice Temperature<br />
CPT Critical Pitting Temperature<br />
DIN Deutsche Institut für Normen<br />
DN Nominell Diameter, Nenn Weite<br />
DNV Det Norske Veritas<br />
DR/L Double Random Lengths (12 m)<br />
EN Europa Norm<br />
EFW Electric Fusion Welding<br />
ERW Electric Resistance Welding (HF)<br />
ET (= EC) Eddy Current<br />
GTAW Gas Tungsten Arc Welding (same as TIG and WIG)<br />
HF High Frequency welding<br />
HT Heat Treated<br />
IGC-test Intergranular Corrosion test<br />
ID Inside Diameter<br />
ISO International Standardization Organization<br />
JIS Japanese Standard<br />
LBW Laser Beam Welding<br />
LNG Liquefied Natural Gas<br />
LPG Liquefied Petroleum Gas<br />
NB Nominal Bore<br />
NF Norme Francaise<br />
NHT Not Heat Treated<br />
NP Nominal Pressure<br />
NPS Nominal Pipe Size<br />
NS Norsk Standard<br />
NDT Non Destructive Testing<br />
OD Outside Diameter<br />
PAW Plasma Arc Welding<br />
PE Plain Ends<br />
PED Pressure Equipment Directive<br />
PN Pressure Number<br />
QA Quality Assurance<br />
R/L Random Lengths (6 m)<br />
RN-78 Rörledningsnormer -78<br />
RSEW-HF High frequency resistance seam welding (same as HF)<br />
SAW Submerged Arc Welding<br />
Sch The "Schedule" designation tells you how thick the wall is for any size of pipe with the<br />
higher schedule numbers meaning a thicker wall.<br />
SEP Stahl Eisen Prüfblatt<br />
SEW Stahl Eisen Werkstoffblatt<br />
SIS Swedish Standard Institute<br />
SSG Standard Solutions Group<br />
SW Seam Welding<br />
SWG British Standard Wire Gauge<br />
TIG Tungsten Inert Gas<br />
TÜV Technische Überwachungs-Verein<br />
UNS Unified Numbering System<br />
UP = SAW = Submerged Arc Welding<br />
Vd TÜVWb Vereinigung der TÜV-Werkstoffblatt<br />
WIG Wolfram Inert Gas (German TIG)<br />
W.-Nr. Werkstoffnummer<br />
97/23/EC Pressure Equipment Directive 97/23/EC of the European Parliament and of the<br />
Council of 29 May 1997 on the approximation of the laws of the Member States<br />
concerning pressure equipment.<br />
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