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Anglais |
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01/04/2020 |
46,00 € |
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Anglais |
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01/04/2020 |
53,00 € |
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Détails
1.1 ,This test method applies to a simple shake test for evaluating the tendency of an aqueous solution of engine coolant to foam at room temperature.
1.2 ,The values stated in SI units are to be regarded as standard. No other units of measurement are included in this standard.
1.3 ,This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use.
1.4 ,This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.
Significance and Use:
4.1 ,The test method will generally identify coolants that have a tendency to foam excessively at room temperature.
Note 1: ,In use, the foaming tendency of a coolant solution may be increased by service aging or contamination.
Informations supplémentaires
| Auteur | American Society for Testing and Materials (ASTM International) |
|---|---|
| Comité | D15.06 - Committee D15 on Engine Coolants and Related Fluids |
| Edité par | ASTM |
| Type de document | Norme |
| Thème | ,Surface active agents |
| ICS | 71.100.40 : Agents de surface
|
| Nombre de pages | 2 |
| Remplace | ASTM D4921-95(2012) + Redline |
| Recueil | ASTM Volume 15.05 - Multi-User - Single-Site Online |
| Historique | ,, |
| Mot-clé | D4921 |
