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

null Pages
Current Edition

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 150-1:2015
GSO 150-1:2013 
Bahraini Technical Regulation
Expiration dates for food products -Part 1 : Mandatory expiration dates
GSO 150-1:2013
 
Gulf Technical Regulation
Expiration dates for food products -Part 1 : Mandatory expiration dates

Recently Published

ISO 3262-13:2023
 
International Standard
Extenders — Specifications and methods of test — Part 13: Natural quartz (ground)
ISO 17386:2023
 
International Standard
Intelligent transport systems — Manoeuvring aids for low-speed operation (MALSO) — Performance requirements and test procedures
ISO 22932-4:2023
 
International Standard
Mining — Vocabulary — Part 4: Prospecting and exploration
ISO/TS 32003:2023
 
International Standard
Document management — Portable Document Format — Adding support of AES-GCM in PDF 2.0