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
111.98 USD

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
YSMO GSO 150-2:2020
GSO 150-2:2013 
Yemeni Technical Regulation
Expiration dates for food products - Part 2 : Voluntary expiration dates
GSO 2055-1:2015
 
Gulf Technical Regulation
HALAL FOOD - Part 1 : General Requirements
YSMO GSO 150-1:2020
GSO 150-1:2013 
Yemeni Technical Regulation
Expiration dates for food products -Part 1 : Mandatory expiration dates

Recently Published

ISO 10319:2024
 
International Standard
Geosynthetics — Wide-width tensile test
ISO 18893:2024
 
International Standard
Mobile elevating work platforms — Safety principles, inspection, maintenance and operation
ISO 9842:2024
 
International Standard
Essential oil of rose (Rosa x damascena Miller)
ISO 5459:2024
 
International Standard
Geometrical product specifications (GPS) — Geometrical tolerancing — Datums and datum systems