NF EN 921

NF EN 921

March 1995
Standard Cancelled

Plastics piping systems. Thermoplastics pipes. Determination of resistance to internal pressure at constant temperature.

Le présent document prescrit une méthode d'essai pour déterminer la résistance des tubes en matières thermoplastiques destinés aux transports des fluides à une pression intérieure d'eau constante.

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Main informations

Collections

National standards and national normative documents

Publication date

March 1995

Number of pages

12 p.

Reference

NF EN 921

ICS Codes

23.040.20   Plastics pipes

Classification index

T54-025

Print number

1 - 01/03/1995
Sumary
Plastics piping systems. Thermoplastics pipes. Determination of resistance to internal pressure at constant temperature.

Le présent document prescrit une méthode d'essai pour déterminer la résistance des tubes en matières thermoplastiques destinés aux transports des fluides à une pression intérieure d'eau constante.
Replaced standards (1)
NF T54-025
November 1980
Standard Cancelled
Plastics. Thermoplastic pipes. Determination of the resistance to internal pressure.

Standard replaced by (4)
NF EN ISO 1167-1
May 2006
Standard Current
Thermoplastics pipes, fittings and assemblies for the conveyance of fluids - Determination of resistance to internal pressure - Part 1 : general method

ISO 1167-1:2006 specifies a general test method for determining the resistance to internal hydrostatic pressure at a given temperature of thermoplastics pipes, fittings and piping systems for the transport of fluids. The method accommodates water-in-water, water-in-air and water-in-liquid tests.

NF EN ISO 1167-2
May 2006
Standard Current
Thermoplastics pipes, fittings and assemblies for the conveyance of fluids - Determination of the resistance to internal pressure - Part 2 : preparation of pipe test pieces

ISO 1167-2:2006 specifies the dimensions and method for preparation of extruded or injection-moulded tubular test pieces, used to determine the resistance of thermoplastics pipes to internal hydrostatic pressure according to ISO 1167-1.

NF EN ISO 1167-3
January 2008
Standard Current
Thermoplastics pipes, fittings and assemblies for the conveyance of fluids - Determination of the resistance to internal pressure - Part 3 : preparation of components

ISO 1167-3:2007 specifies the procedure for the preparation of components, i.e. fittings and valve bodies, for the determination of their resistance to internal hydrostatic pressure according to ISO 1167-1.

NF EN ISO 1167-4
January 2008
Standard Current
Thermoplastics pipes, fittings and assemblies for the conveyance of fluids - Determination of the resistance to internal pressure - Part 4 : preparation of assemblies

ISO 1167-4:2007 specifies the procedure for the preparation of both end‑load‑bearing and non‑end‑load‑bearing assemblies, for the determination of their resistance to internal hydrostatic pressure according to ISO 1167-1.

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