Standard

ISO/TR 1281-2:2008

Current

Existing or new amendments and versions must be purchased separately.

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Abstract

ISO 281:2007 introduced a life modification factor, aISO, based on a systems approach to life calculation, in addition to the life modification factor, a1.These factors are applied in the modified rating life equation, Lnm = a1aISOL10. The modification factor for reliability, a1, for a range of reliability values, is given in ISO 281:2007 as well as the method for evaluating the modification factor for systems approach, aISO. L10 is the basic rating life. ISO/TR 1281-2:2008 gives supplementary background information regarding the derivation of a1 and aISO.

Products specifications

  • Standard from ISO
  • Published:
  • Edition: 1
  • Document type: TR
  • Pages
  • Publisher: ISO
  • Distributor: ISO
  • ICS: 21.100.20
  • International TC: ISO/TC 4/SC 8

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