ISO/DIS 501

Hard coal — Determination of the crucible swelling number ISO/DIS 501

General information

Current stage: 40.20 DIS ballot initiated: 12 weeks May 2, 2024

Originator: ISO

Owner: ISO/TC 27/SC 5 Methods of analysis

Type: International Standard

ICS: 73.040 Coals | 75.160.10 Solid fuels

Scope

ISO 501:2012 specifies a method for determining the swelling properties of hard coal when heated in a covered crucible.
The "crucible swelling number" (CSN) is also known as the "free swelling index" (FSI).

Life cycle

PREVIOUSLY

PUBLISHED
ISO 501:2012

NOW

IN_DEVELOPMENT
ISO/DIS 501
40.20 DIS ballot initiated: 12 weeks
May 2, 2024