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sklademVydáno: 2021-07-05
ISO 17225-5:2021
ISO 17225-5:2021 - Solid biofuels — Fuel specifications and classes — Part 5: Graded firewood
Měna
| Označení normy: | ISO 17225-5:2021 |
| Vydání: | 2 |
| Vydáno: | 2021-07-05 |
Popis
ISO 17225-5:2021
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.