Standard

NEK EN 61788-4:2007

Tilbaketrukket

Merknad: Denne standarden har en ny utgave: NEK EN 61788-4:2016

Rettelser og tillegg kjøpes separat.

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Describes a reference method for the determination of the residual resistance ratio (RRR) of a composite superconductor comprised of Nb-Ti filaments and Cu, Cu-Ni or Cu/Cu-Ni matrix. This method is intended for use with superconductors that have a rectangular or round cross-section, RRR less than 350, and cross-sectional area less than 3 mm2. All measurements shall be done without an applied magnetic field. Optional acquisition methods are outlined in annex A.

Dokumentinformasjon

  • Standard fra NEK
  • Publisert:
  • Tilbaketrukket:
  • Utgave: 1
  • Versjon: 1
  • Varetype: NAT
  • ICS 17.220.20
  • ICS 29.050
  • National Committee NEK/NK90

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