Abstract

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Specifies a test method for the determination of the opening and closing torque of thermoplastic valves. Testing shall be carried out by nominal pressure before and after a conditioning period.


General information 

  • Status
     : Published
    Publication date
     : 1988-12
  • Edition
     : 1
    Number of pages
     : 2
  • Technical Committee
     : ISO/TC 138/SC 7 Valves and auxiliary equipment of plastics materials
  • ICS
     :
    23.060.01 Valves in general
    83.140.30 Plastics pipes and fittings for non fluid use

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