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ASTM E581-04e1
Standard Test Methods for Chemical Analysis of Manganese-Copper Alloys
6 стр.
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Разработчик:
Зарубежные/ASTM
Сборник (ASTM):
03.05 Analytical Chemistry for Metals, Ores, and Related Materials / Аналитическая химия для металлов, руд и сопутствующих материалов: с E32 и далее
Тематика:
Analytical Chemistry
Описание
Значение и использование

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.

Область применения

1.1 These test methods cover the chemical analysis of manganese-copper alloys having chemical compositions within the following limits:

ElementConcentration Range, %
Copper68.0 to 72.0
Manganese28.0 to 32.0
Carbon0.03 max
Iron0.01 max
Phosphorus0.01 max
Silicon0.05 max
Sulfur0.01 max

1.2 The test methods appear in the following order:

Sections
Iron by the 1,10-Phenanthroline Photometric Method11-20
Manganese by the (Ethylenedinitrilo) Tetraacetic Acid (EDTA)-Back-Titrimetric Method21-27
Phosphorus by theMolybdivanadophosphoric Acid Extraction Photometric Method28-38

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.