ISO 8659:1989
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ISO 8659:1989
16039

Estado : Retirada

Esta norma ha sido revisada por ISO 8659:2020

Resumen

Specifies a method for testing the fatigue strength and performance of thermoplastic valves incorporated in a valve assembly with its obturator mechanism under pressure. Repeated opening and closing shall be performed for as many cycles and using the torque as specified by the particular product standard.

Informaciones generales

  •  : Retirada
     : 1989-06
    : Retirada de la Norma Internacional [95.99]
  •  : 1
     : 2
  • ISO/TC 138/SC 7
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