GOST 20870-1975
Rigid cellular plastics. Method for the determination of water - vapour permeability

Standard No.

GOST 20870-1975

Release Date

1975

Published By

RU-GOST R

Status

Be replaced 2018-07

Replace By

GOST 20870-2017

Latest

GOST 20870-2017

Scope

This standard applies to rigid cellular plastics and specifies a method for determining the rate of passage of water vapor in

GOST 20870-1975 history

• 2017 GOST 20870-2017 Rigid cellular plastics. Method for determination of the rate of passage of water vapour
• 1975 GOST 20870-1975 Rigid cellular plastics. Method for the determination of water - vapour permeability