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Normas DIN – AENOR
DIN 21057-12:2017-04

DIN 21057-12:2017-04

Pipe classes for process plants - Part 12: Technical delivery conditions for pipe components of non alloyed and alloyed steel with specified properties at elevated temperatures of material group 1.2 and 5.1

Catégorie de tubes pour les unités de fabrication/de production - Partie 12: Conditions techniques de livraison pour composants de tuyauteries en aciers non alliés et alliés avec propriétés spéciales à températures élevées du groupe des matériaux 1.2 et 5.1

Rohrklassen für verfahrenstechnische Anlagen - Teil 12: Technische Lieferbedingungen für Rohrbauteile aus unlegierten und legierten Stählen mit festgelegten Eigenschaften bei erhöhten Temperaturen der Werkstoffgruppe 1.2 und 5.1

Fecha:
2017-04 /Active
Relación con otras normas DIN:

Reemplaza a: DIN 21057-12:2015-07

Resumen:
This standard describes the technical delivery conditions and dimensions as well as the maximum allowable pressure at the maximum allowable temperature TS for the following piping components: - pipes, seamless or welded; - pipe fittings (tees, reducers, elbows, dished ends, reinforced branches and caps), - flanges Type 05 (blind flange) and Type 11 (welding neck flange); - fasteners (bolts, stud bolts, nuts and washers).
Keywords:
Alloy steels, Classification, Classification systems, Delivery conditions, Dimensions, Fasteners, Fittings, Flanges, High temperatures, Industrial, Industrial facilities, Industrial pipework systems, Industries, Material groups, Materials, Metallic materials, Metals, Nozzles, Pipe classes, Pipe couplings, Pipe fittings, Pipelines, Pipes, Piping system, Plant construction, Plant engineering, Pressure pipes, Process engineering, Properties, Ranges of pressure, Ratings, Seamed pipes, Specification (approval), Stainless steels, Steel pipes, Steels, Temperature, Testing, Tolerances (measurement), Unalloyed steels, Welding, Welding processes
140,37
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