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ISO/PWI 25690

Steel slag — Determination of the expansion — Immersion expansion method

General information

Current stage: 00.60 Effective date: Jun 19, 2025

Originator: ISO

Owner: ISO/TC 17

Type: International Standard

Scope

This document specifies terms and definitions, principle, instrument and equipment, test procedures and test reports of immersion expansion ratio for steel slag. This document is applicable to the determination of immersion expansion ratio for converter slag and electric furnace slag. The determination range (percentage) is from 0.1% to 25%.

Life cycle

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IN_DEVELOPMENT
ISO/PWI 25690
00.60 Close of review
Jun 19, 2025