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Norm

ISO 7686:1992

Issue date: 1992 06 18

Plastics pipes and fittings — Opacity — Test method

The principle consists in measuring the light flux passing through a test piece cut from a pipe or fitting as a percentage of the incident light flux on the test piece. T...
Withdrawn: 2005 06 30
Publisher:
International Organization for Standardization
Format:
Digital | 3 Pages
Language:
English
Currently valid:

The principle consists in measuring the light flux passing through a test piece cut from a pipe or fitting as a percentage of the incident light flux on the test piece. The standard lays down the maximum acceptable limit for the light which may pass through the wall of the pipe or fitting, if the product standard specifies that they shall be opaque.

ISO 7686:2005
2005 06 30
Plastics pipes and fittings — Determination of opacity
Norm
ISO 7686:1992
1992 06 18
Plastics pipes and fittings — Opacity — Test method
Norm
Norm
ISO 7686:2005
Issue date : 2005 06 30
Plastics pipes and fittings — Determination of opacity