Norm

NEN-EN 10253-4:2017 Ontw. en

Pijpfittings voor lassen - Deel 4: Smeedbaar austenitisch en austenitische-ferritische (duplex) corrosievast staal met specifieke keuringseisen

65,57 79,34 Incl BTW

Over deze norm

Status Ontwerp
Aantal pagina's 156
Commissie Stalen buizen
Gepubliceerd op 01-12-2017
Taal Engels
This draft European Standard specifies the technical delivery requirements for seamless and welded butt-welding fittings (elbows, concentric and eccentric reducers, equal and reducing tees, caps) made of austenitic and austenitic-ferritic (duplex) stainless steel in two test-categories which are intended for pressure purposes at room temperature, at low temperature or at elevated temperatures, and for the transmission and distribution of fluids and gases. It specifies: a) type of fittings; 1) type A: butt-welding fittings with reduced pressure factor; 2) type B: butt-welding fittings for use at full service pressure; b) steel grades and their chemical compositions; c) mechanical properties; d) dimensions and tolerances; e) requirements for inspection and testing; f) inspection documents; g) marking; h) protection and packaging.

Details

ICS-code 23.040.40
77.140.20
Nederlandse titel Pijpfittings voor lassen - Deel 4: Smeedbaar austenitisch en austenitische-ferritische (duplex) corrosievast staal met specifieke keuringseisen
Engelse titel Butt-welding pipe fittings - Part 4: Wrought austenitic and austenitic-ferritic (duplex) stainless steels with specific inspection requirements
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