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ISO 540:2008Withdrawn

Hard coal and coke — Determination of ash fusibility

Houille et coke — Détermination de la fusibilité des cendres

This edition has been replaced by ISO 540:2025.

Abstract / scope

ISO 540:2008 specifies a method of determining the characteristic fusion temperatures of ash from coal and coke.

Life cycle

Replaces

ISO 540:1995WithdrawnSolid mineral fuels — Determination of fusibility of ash — High-temperature tube methodInternational Standard · Published 9 Mar 1995 · ISO/TC 27/SC 5

Replaced by

ISO 540:2025PublishedHard coal — Determination of ash fusibilityInternational Standard · Published 8 Aug 2025 · ISO/TC 27/SC 5