ADR special provision 524
Finished zirconium products (UN 2858) 18 µm thick or more are Class 4.1.
Finished zirconium products of UN 2858 with a thickness of 18 µm or greater belong to Class 4.1.
| Value | Applies when |
|---|---|
| 18 µm | minimum thickness for UN 2858, Class 4.1 |
Note. The extracted text prints "18 m" with the micro sign dropped; the unit is read as micrometres (µm), consistent with special provision 546. Confirm against the PDF.
Refers to: UN 2858; special provision 546.
Carried by 5 Table A entries
Source: ADR 2025 (ECE/TRANS/352), Volume I, section 3.3.1, special provision 524, page 642.
Paraphrase in FreightUtils' own words, not the official text. Not yet reviewed.
ADR 2027 amendments (accepted, applying from 1 January 2027) are not yet reflected on this page.