ISO 8659:1989
Withdrawn
View Superseded by
Thermoplastics valves — Fatigue strength — Test method
Hardcopy , PDF
English, French
06-15-1989
04-09-2025
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.
| Committee |
ISO/TC 138/SC 7
|
| DevelopmentNote |
Also numbered as BS EN 28659 and BS 2782-11.1132(1992) (10/2005)
|
| DocumentType |
Standard
|
| Pages |
2
|
| PublisherName |
International Organization for Standardization
|
| Status |
Withdrawn
|
| SupersededBy |
| Standards | Relationship |
| DIN EN 28659:1991-06 | Identical |
| NF EN 28659 : 1991 | Identical |
| NBN EN 28659 : 1992 | Identical |
| NEN ISO 8659 : 1991 | Identical |
| NS ISO 8659 : 1ED 1992 | Identical |
| PN EN 28659 : 2000 | Identical |
| EN 28659:1990 | Identical |
| UNE-EN 28659:1992 | Identical |
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