ISO 7258:1984

Current Revision
Polytetrafluoroethylene (PTFE) tubing for aerospace applications - Methods for the determination of the density and relative density

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ISO 7258:1984

Polytetrafluoroethylene (PTFE) tubing for aerospace applications - Methods for the determination of the density and relative density

PUBLISH DATE 1984
ISO 7258:1984

Specifies three methods:

  • Method A - density gradient column method without a preconditioning heating and cooling cycle;
  • Method B - displacement of water and determination of change of weight method;
  • Method C - density gradient column method with a preconditioning heating and cooling cycle.
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