BS M 56:1985

BS M 56:1985

February 1985
Standard Current

Methods for determination of density and relative density of polytetrafluoroethylene (PTFE) tubing for aerospace applications

Specifies three methods for the determination of the density and relative density of PTFE tubing used in the manufacture of medium and high pressure hose assemblies for aerospace applications: 1. Density gradient column method without a preconditioning heating and cooling cycle. 2. Water displacement method. 3. Density gradient column method with a preconditioning heating and cooling cycle.

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Main informations

Collections

BSI English standards

Publication date

February 1985

Number of pages

8 p.

Reference

BS M 56:1985

ICS Codes

49.080   Aerospace fluid systems and components
83.140.40   Hoses

Print number

1

International kinship

ISO 7258:1984
Sumary
Methods for determination of density and relative density of polytetrafluoroethylene (PTFE) tubing for aerospace applications

Specifies three methods for the determination of the density and relative density of PTFE tubing used in the manufacture of medium and high pressure hose assemblies for aerospace applications: 1. Density gradient column method without a preconditioning heating and cooling cycle. 2. Water displacement method. 3. Density gradient column method with a preconditioning heating and cooling cycle.
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