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UNE EN ISO 21787:2007/A1:2021
Industrial valves - Globe valves of thermoplastics materials - Amendment 1 (ISO 21787:2006/Amd 1:2019)
Válvulas industriales. Válvulas de globo de materiales termoplásticos. Modificación 1. (ISO 21787:2006/Amd 1:2019).
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| Standard number: | UNE EN ISO 21787:2007/A1:2021 |
| Pages: | 14 |
| Released: | 2021-11-03 |
| Status: | Amendment |
DESCRIPTION
UNE EN ISO 21787:2007/A1:2021
Replace the last paragraph with the following: This International Standard is concerned with the range of DN DN 10, DN 15, DN 20, DN 25, DN32, DN 40, DN 50, DN 65, DN 80, DN 100, DN 125, DN 150. and the range of PN and Class PN 6, PN 10, PN 16, and Class 150. Add the following note at the end of Clause 1: NOTE 3 Different DN and/or PN may be declared by the manufacturer.