ISO 7258:1984
Polytetrafluoroethylene (PTFE) tubing for aerospace applications; Methods for the determination of the density and relative density

Standard No.

ISO 7258:1984

Release Date

1984

Published By

International Organization for Standardization (ISO)

Latest

ISO 7258:1984

Scope

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.

ISO 7258:1984 history

• 1984 ISO 7258:1984 Polytetrafluoroethylene (PTFE) tubing for aerospace applications; Methods for the determination of the density and relative density