+91 80984 42953 hello@sascert.in
Verify a certificate ISO standards library Download brochure
ISO 6721-3:1994Withdrawn

Plastics — Determination of dynamic mechanical properties — Part 3: Flexural vibration — Resonance-curve method

Plastiques — Détermination des propriétés mécaniques dynamiques — Partie 3: Vibration en flexion — Méthode en résonance

This edition has been replaced by ISO 6721-3:2021.

Abstract / scope

Specifies a bending-vibration method based upon resonance curves for determining the flexural complex modulus of homogeneous plastics and the damping properties of laminated plastics intended for acoustic insulation.

Life cycle

Amendments & corrigenda

ISO 6721-3:1994/Cor 1:1995WithdrawnPlastics — Determination of dynamic mechanical properties — Part 3: Flexural vibration — Resonance-curve method — Technical Corrigendum 1International Standard · Published 16 Mar 1995 · ISO/TC 61/SC 5

Replaces

ISO 6721:1983WithdrawnPlastics — Determination of damping properties and complex modulus by bending vibrationInternational Standard · Published 1 Sep 1983 · ISO/TC 61/SC 2

Replaced by

ISO 6721-3:2021PublishedPlastics — Determination of dynamic mechanical properties — Part 3: Flexural vibration — Resonance-curve methodInternational Standard · Published 19 Feb 2021 · ISO/TC 61/SC 5