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Standard Test Methods for Chemical Analysis of Manganese-Copper Alloys
Automaticky preložený názov:
Štandardné testovacie metódy pre chemickú analýzu , mangánu a zliatin medi
NORMA vydaná dňa 1.1.1996
Označenie normy: ASTM E581-76(1996)
Poznámka: NEPLATNÁ
Dátum vydania normy: 1.1.1996
Kód tovaru: NS-47296
Počet strán: 5
Približná hmotnosť: 15 g (0.03 libier)
Krajina: Americká technická norma
Kategória: Technické normy ASTM
Keywords:
Copper alloys-chemical analysis, Iron content-copper, Manganese content-miscellaneous metals/alloys, Manganese-copper alloys, chemical analysis of manganese-copper alloys, methods,, Iron content-manganese copper, iron content of manganese-copper alloys, by 1,10-phenanthroline, photometric method, test,, Manganese content-manganese copper alloys, manganese content of manganese-copper alloys, by, (ethylenedinitrilo)tetraacetic acid (EDTA)-back-titrimetric method,, test,
1. Scope | ||||||||||||||||||
1.1 These test methods cover the chemical analysis of manganese-copper alloys having chemical compositions within the following limits: Element Concentration Range, % Copper 68.0 to 72.0 Manganese 28.0 to 32.0 Carbon 0.03 max Iron 0.01 max Phosphorus 0.01 max Silicon 0.05 max Sulfur 0.01 max1.2 The test methods appear in the following order: Sections Iron by the 1,10-Phenanthroline Photo- metric Method 8 to 17 Manganese by the (Ethylenedinitrilo) Tet- raacetic Acid (EDTA--Back-Titrimet- ric Method 18 to 24 Phosphorus by the Molybdivanadophos- phoric Acid Extraction Photometric Method 25 to 351.3 This standard does not purport to address all of the safety problems, 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 precaution to be observed in the use of certain reagents, refer to Practices E50. A specific precautionary statement is given in Note 2. |
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