International Organization for Standardization (ISO)
Status
Latest
ISO 3546:1976
Scope
A method applying to hard fibre boards is specified, the principle of which consists in measuring the air escaping from measuring head placed on the surface of a test piece. Details of the apparatus are illustrated in figures and relevant values are given in a table.
ISO 3546:1976 history
1976ISO 3546:1976 Fibre building boards; Determination of surface finish (roughness)