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ISO 17225-5:2021

Solid biofuels — Fuel specifications and classes — Part 5: Graded firewood

Publication date:   Jul 5, 2021

95.99   Withdrawal of Standard   Apr 9, 2026

General information

95.99   Withdrawal of Standard   Apr 9, 2026

ISO

ISO/TC 238 Solid biofuels

International Standard

27.190   Biological sources and alternative sources of energy | 75.160.40   Biofuels

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Scope

This document determines the fuel quality classes and specifications of graded firewood. This document covers only firewood produced from the following raw materials (see ISO 17725‑1:2021, Table 1):
—    1.1.1 Whole trees without roots;
—    1.1.3 Stem wood;
—    1.1.4 Logging residues (thick branches, tops etc.);
—    1.2.1 Chemically untreated by-products and residues from wood processing industry.

Life cycle

PREVIOUSLY

WITHDRAWN
ISO 17225-5:2014

NOW

WITHDRAWN
ISO 17225-5:2021
95.99 Withdrawal of Standard
Apr 9, 2026

REVISED BY

PUBLISHED
ISO 17225-5:2026