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Standard Test Method for Analysis of Cast Iron Using Optical Emission Spectrometry
Automaticky přeložený název:
Standardní zkušební metoda pro analýzu litiny pomocí optických emisní spektrometrií
NORMA vydána dne 1.10.2004
Označení normy: ASTM E1999-99(2004)
Poznámka: NEPLATNÁ
Datum vydání normy: 1.10.2004
Kód zboží: NS-43897
Počet stran: 6
Přibližná hmotnost: 18 g (0.04 liber)
Země: Americká technická norma
Kategorie: Technické normy ASTM
Keywords:
cast iron, optical emission, spectrometric analysis, ICS Number Code 71.040.50 (Physicochemical methods of analysis)
Significance and Use | ||||||||||||||||||||||||||||||||||||||||||
The chemical composition of cast iron alloys must be determined accurately in order to insure the desired metallurgical properties. This procedure is suitable for manufacturing control and inspection testing. |
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1. Scope | ||||||||||||||||||||||||||||||||||||||||||
1.1 This test method covers the optical emission spectrometric analysis of cast iron by use of the point-to-plane technique for the following elements in the concentration ranges shown (Note 1):
AQuantitative range in accordance with Practice E1601. Note 1--The concentration ranges of the elements listed have been established through cooperative testing of reference materials. These concentration ranges can be extended by the use of suitable reference materials. 1.2 This test method covers analysis of specimens having a diameter adequate to overlap the bore of the spark stand opening (to effect an argon seal). The specimen thickness should be sufficient to prevent overheating during excitation. A heat sink backing may be used. The maximum thickness is limited only by the height that the stand will permit. 1.3This 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. |
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2. Referenced Documents | ||||||||||||||||||||||||||||||||||||||||||
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