{
  "url": "https://openlegislation.uk/nuclear-safeguards-notification-regulations-2004/schedule/part-II/paragraph-wrapper20n1",
  "json_url": "https://openlegislation.uk/nuclear-safeguards-notification-regulations-2004/schedule/part-II/paragraph-wrapper20n1.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/wrapper20n1",
  "kind": "paragraph",
  "number": null,
  "heading": "EXPLANATORY NOTE",
  "text": "The materials used for centrifuge rotating components are:\n(a) Maraging steel capable of an ultimate tensile strength of 2.05 x 109 N/m2 (300,000 psi) or more;\n(b) Aluminium alloys capable of an ultimate tensile strength of 0.46 x 109 N/m2 (67,000 psi) or more;\n(c) Filamentary materials suitable for use in composite structures and having a specific modulus of 12.3 x 106m or greater and a specific ultimate tensile strength of 0.3 x 106m or greater (“Specific Modulus” is the Young's Modulus in N/m2 divided by the specific weight in N/m3; “Specific Ultimate Tensile Strength” is the ultimate tensile strength in N/m2 divided by the specific weight in N/m3).",
  "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/wrapper20n1",
    "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."
}