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Glavni meni

ISO 22007-4:2024

Plastics — Determination of thermal conductivity and thermal diffusivity — Part 4: Light flash method
11. 1. 2024.

Опште информације

60.60     11. 1. 2024.

ISO

ISO/TC 61/SC 5

Međunarodni standard

83.080.01  

engleski   francuski  

Kupovina

Objavljen

Jezik na kome želite da primite dokument.

Apstrakt

This document specifies a method for the determination of the thermal diffusivity of a thin solid disc of plastics in the thickness direction by the light flash method. This method is based upon the measurement of the temperature rise at the rear face of the thin-disc specimen produced by a short energy pulse on the front face.
The method is applicable to homogeneous solid plastics as well as composites having an isotropic or orthotropic structure. In general, it covers materials having a thermal diffusivity, α, in the range 1 × 10−7 m2⋅s−1 < α < 1 × 10−4 m2⋅s−1. Measurements can be carried out in gaseous and vacuum environments over a temperature range from −100 °C to +400 °C.
NOTE          For inhomogeneous specimens, the measured values can be specimen thickness dependent.

Životni ciklus

PRETHODNO

POVUČEN
ISO 22007-4:2017

TRENUTNO

OBJAVLJEN
ISO 22007-4:2024
60.60 Standard objavljen
11. 1. 2024.

Nacionalna preuzimanja

Plastične mase – Određivanje toplotne provodljivosti i toplotne difuzivnosti – Deo 4: Metoda sa laserskim bleskom

60.60   Standard objavljen