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ASTM D7122-21
Standard Specification for HCFC Blend B (CF3CCl2H, Ar, and CF4)
Name übersetzen
NORM herausgegeben am 1.6.2021
Informationen über die Norm:
Bezeichnung normen: ASTM D7122-21
Ausgabedatum normen: 1.6.2021
SKU: NS-1028114
Zahl der Seiten: 3
Gewicht ca.: 9 g (0.02 Pfund)
Land: Amerikanische technische Norm
Kategorie: Technische Normen ASTM
Kategorie - ähnliche Normen:
Die Annotation des Normtextes ASTM D7122-21 :
This specification covers requirements for HCFC Blend B as a fire-fighting medium. The fill density of HCFC Blend B within a container should not exceed that needed to achieve complete filling of the container at the maximum envisaged storage temperature. Properties like HCFC-123 purity, HCFC-123 content, argon content, tetrafluoromethane content, acidity, water content, nonvolatile residue content, and suspended matter or sediment content shall be determined by subjecting HCFC Blend B to various tests.
Keywords:
2,2-dichloro-1,1,1-trifluoroethane, argon, CF3CCl2H, fire extinguishant, fire suppressant, Halotron Halotron is a registered trademark of American Pacific Corporation. I, HCFC-123, HCFC Blend B, tetrafluoromethane,, ICS Number Code 13.220.10 (Fire-fighting)
Ergänzende Informationen
| 1. Scope | ||||||||||||
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1.1?This specification covers requirements for HCFC Blend B as a fire-fighting medium. 1.2?This specification does not address the fire-fighting equipment or hardware that employs HCFC Blend B or the conditions of employing such equipment (for example, handhelds, fixed installations, etc.). 1.3?This specification does not address the storage or transportation of HCFC Blend B. Storage, handling, and transportation issues are addressed in Practice D7123. 1.4?The values stated in inch-pound units are to be regarded as standard. The values given in parentheses are mathematical conversions to SI units that are provided for information only and are not considered standard. 1.5?The following safety hazards caveat pertains only to the test methods portion, Section 6, of this specification: 1.6?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. |
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| 2. Referenced Documents | ||||||||||||
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