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ISO 8659:1989

$13.00

Thermoplastics valves — Fatigue strength — Test method

Published By Publication Date Number of Pages
ISO 1989-06 6
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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.

ISO 8659:1989
$13.00