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Standard Test Methods for Chemical Analysis of Copper-Nickel and Copper-Nickel-Zinc Alloys (Withdrawn 2010)
Automaticky přeložený název:
Standardní zkušební metody pro Chemický rozbor Copper - niklu a mědi - nikl-zinkové slitiny (Withdrawn 2010 )
NORMA vydána dne 1.6.2004
Označení normy: ASTM E75-76(2004)
Poznámka: NEPLATNÁ
Datum vydání normy: 1.6.2004
Kód zboží: NS-47886
Počet stran: 7
Přibližná hmotnost: 21 g (0.05 liber)
Země: Americká technická norma
Kategorie: Technické normy ASTM
Keywords:
ICS Number Code 77.040.30 (Chemical analysis of metals), 77.120.30 (Copper and copper alloys)
Significance and Use | |||||||||||||||||||||||||||||||||||||||||||||||||||||
These test methods for the chemical analysis of metals and alloys are primarily intended to test such materials for compliance with compositional specifications. It is assumed that all who use these test methods will be trained analysts capable of performing common laboratory procedures skillfully and safely. It is expected that work will be performed in a properly equipped laboratory. |
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1. Scope | |||||||||||||||||||||||||||||||||||||||||||||||||||||
1.1 These test methods cover procedures for the chemical analysis of copper-nickel and copper-nickel-zinc alloys having chemical compositions within the following limits: Includes cobalt.In the case of copper-base alloys containing 5 % and over of zinc, the zinc is usually calculated by difference.
Whenever possible the technique and procedures for analysis should be checked against a National Institute of Standards and Technology standard sample having a composition comparable to the material being analyzed. 1.2 The test methods appear in the following order: Periodate (Photometric)Method
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 and health practices and determine the applicability of regulatory limitations prior to use. For precautions to be observed in these test methods, refer to Practices E 50. |
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2. Referenced Documents | |||||||||||||||||||||||||||||||||||||||||||||||||||||
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