{
  "url": "https://openlegislation.uk/nuclear-safeguards-notification-regulations-2004/schedule/part-II/paragraph-wrapper31n1",
  "json_url": "https://openlegislation.uk/nuclear-safeguards-notification-regulations-2004/schedule/part-II/paragraph-wrapper31n1.json",
  "legislation": "uksi/2004/1255",
  "legislation_title": "The Nuclear Safeguards (Notification) Regulations 2004",
  "legislation_url": "https://openlegislation.uk/nuclear-safeguards-notification-regulations-2004",
  "path": "schedule/part/II/paragraph/wrapper31n1",
  "kind": "paragraph",
  "number": null,
  "heading": "EXPLANATORY NOTE",
  "text": "Many of the items listed in this section come into direct contact with uranium metal vapor or liquid or with process gas consisting of UF6 or a mixture of UF6 and other gases. All surfaces that come into contact with the uranium or UF6 are wholly made of or protected by corrosion-resistant materials. For the purposes of the section relating to laser-based enrichment items, the materials resistant to corrosion by the vapor or liquid of uranium metal or uranium alloys include yttria-coated graphite and tantalum; and the materials resistant to corrosion by UF6 include copper, stainless steel, aluminium, aluminium alloys, nickel or alloys containing 60% or more nickel and UF6-resistant fully fluorinated hydrocarbon polymers.",
  "extent": null,
  "status": null,
  "version": "current",
  "annotations": [],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/uksi/2004/1255/schedule/part/II/paragraph/wrapper31n1",
    "retrieved_at": "2026-10-29T05:26:34.038184+00:00"
  },
  "licence": "Open Government Licence v3.0",
  "licence_url": "https://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/",
  "attribution": "Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives."
}