ISO 501:2003
Hard coal - Determination of the crucible swelling number

Standard No.

ISO 501:2003

Release Date

2003

Published By

International Organization for Standardization (ISO)

Status

Withdraw

Replace By

ISO 501:2012

Latest

ISO 501:2012

Scope

This International Standard specifies a method for determining the swelling properties of hard coal when heated in a covered crucible. The terminology of "Crucible Swelling Number" or CSN is also known as "Free Swelling Index" or FSI.

ISO 501:2003 history

• 2012 ISO 501:2012 Hard coal - Determination of the crucible swelling number
• 2003 ISO 501:2003 Hard coal - Determination of the crucible swelling number
• 1981 ISO 501:1981 Coal; Determination of the crucible swelling number
• 1974 ISO 501:1974 Title missing - Legacy paper document