ISO 17225-5:2021Withdrawn

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

Biocombustibles solides — Classes et spécifications des combustibles — Partie 5: Classes de bois de chauffage

This edition has been replaced by ISO 17225-5:2026.

Abstract / 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

Replaces

ISO 17225-5:2014WithdrawnSolid biofuels — Fuel specifications and classes — Part 5: Graded firewoodInternational Standard · Published 28 Apr 2014 · ISO/TC 238

Replaced by

ISO 17225-5:2026PublishedSolid biofuels — Fuel specifications and classes — Part 5: Graded firewoodInternational Standard · Published 9 Apr 2026 · ISO/TC 238