Ductile iron pipes, fittings, accessories and their joints. External zinc-based coating -- Metallic zinc with finishing layer
This document specifies an external protective coating system which is factory applied to ductile iron pipeline components as specified in ISOÂ 2531 , ISOÂ 7186 and ISOÂ 16631 . This coating system comprises an electro-deposited metallic zinc-based coating of
pure metallic zinc with a purity of 99,99Â %,
zinc and aluminium alloy with or without other metals, or
other zinc alloys
followed by a finishing layer that can be bituminous paint or synthetic resin compatible with zinc-based coating.
NOTE ISO 8179‑2 deals with zinc-rich paint coating.
| SDO | BSI: British Standards Institution |
| Document Number | ISO 8179-1 |
| Publication Date | Sept. 13, 2017 |
| Language | en - English |
| Page Count | |
| Revision Level | |
| Supercedes | |
| Committee | PSE/10 |
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