ISO 21901:2021

International Standard   Current Edition · Approved on 25 February 2021

Thermal insulation — Test method for thermal diffusivity — Periodic heat method

ISO 21901:2021 Files

English 16 Pages
Current Edition
BHD 47.8

ISO 21901:2021 Scope

This document specifies a periodic heat method for measurement of the thermal diffusivity of thermal insulation material in the shape of a flat plate.

Best Sellers

GSO 150-2:2013
 
Gulf Standard
Expiration dates for food products - Part 2 : Voluntary expiration dates
BH GSO 150-2:2015
GSO 150-2:2013 
Bahraini Standard
Expiration dates for food products - Part 2 : Voluntary expiration dates
BH GSO 9:2023
GSO 9:2022 
Bahraini Technical Regulation
Labeling of prepackaged food stuffs
GSO 9:2022
 
Gulf Technical Regulation
Labeling of prepackaged food stuffs

Recently Published

IEC 81346-14:2026
 
International Standard
Industrial systems, installations and equipment and industrial products — Structuring principles and reference designations — Part 14: Manufacturing and processing systems
ISO 10583:2026
 
International Standard
Aerospace fluid systems — Test methods for fitting on tube assemblies
ISO 18379-1:2026
 
International Standard
Railway infrastructure — Ballastless track — Part 1: General requirements
ISO 8810:2026
 
International Standard
Plastics — Determination of residual peroxide — Gas chromatography method