ASTM-E581:2022 Edition

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E581-17A(2022)e1 Standard Test Methods for Chemical Analysis of Manganese-Copper Alloys

Published By	Publication Date	Number of Pages
ASTM	2022	6

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Categories: 77.040.30 - Chemical analysis of metals, ASTM

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Description

ASTM E581-17A-e1-Reapproved2022

Active Standard: Standard Test Methods for Chemical Analysis of Manganese-Copper Alloys

ASTM E581

Scope

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

1.2 The test methods appear in the following order:

1.3 Units—The values stated in SI units are to be regarded as standard. No other units of measurement are included in this standard.

1.4 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, health, and environmental practices and determine the applicability of regulatory limitations prior to use.

1.5 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.

Keywords

EDTA titration; iron; manganese; phosphorus; spectrophotometry;

ICS Code

ICS Number Code 77.040.30 (Chemical analysis of metals)

DOI: 10.1520/E0581-17AR22E01

Additional information

	Sections
Iron by the 1,10-Phenanthroline Spectrophotometric Method [0.003 % to 0.02 %]	11 – 20
Element	Range, %
Phosphorus	0.01 max
Iron	0.01 max
Silicon	0.05 max
Phosphorus by the Molybdivanadophosphoric Acid Extraction Spectrophotometric Method [0.002 % to 0.014 %]	28 – 38
Copper	68.0 to 72.0
Sulfur	0.01 max
Carbon	0.03 max
Manganese by the (Ethylenedinitrilo) Tetraacetic Acid (EDTA)— Back-Titrimetric Method [28 % to 32 %]	21 – 27
Manganese	28.0 to 32.0
ICS Codes	77.040.30 - Chemical analysis of metals