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ISO 8659:1989

Thermoplastics valves — Fatigue strength — Test method

Jun 15, 1989
95.99   Withdrawal of Standard   Apr 3, 2020

General information

95.99     Apr 3, 2020

ISO

ISO/TC 138/SC 7

International Standard

23.060.01     83.140.30  

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Scope

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.

Life cycle

NOW

WITHDRAWN
ISO 8659:1989
95.99 Withdrawal of Standard
Apr 3, 2020

REVISED BY

PUBLISHED
ISO 8659:2020