Standard Test Methods for Chemical Analysis of Manganese-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.
SCOPE
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 72.0Manganese28.0 to 32.0Carbon0.03 maxIron0.01 maxPhosphorus0.01 maxSilicon0.05 maxSulfur0.01 max
1.2 The test methods appear in the following order:SectionsIron by the 1,10-Phenanthroline Photometric Method11-20Manganese by the (Ethylenedinitrilo) Tetraacetic Acid (EDTA)-Back-Titrimetric Method21-27Phosphorus 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.

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Historical
Publication Date
31-May-2004
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ASTM E581-04e1 - Standard Test Methods for Chemical Analysis of Manganese-Copper Alloys
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Designation:E581–04
Standard Test Methods for
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Chemical Analysis of Manganese-Copper Alloys
This standard is issued under the fixed designation E581; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A
superscript epsilon (´) indicates an editorial change since the last revision or reapproval.
1
´ NOTE—Editorial changes were made throughout in July 2005.
1. Scope erations for Chemical Analysis of Metals, Ores, and
Related Materials
1.1 These test methods cover the chemical analysis of
E55 Practice for Sampling Wrought Nonferrous Metals and
manganese-copper alloys having chemical compositions
Alloys for Determination of Chemical Composition
within the following limits:
E60 Practice for Analysis of Metals, Ores, and Related
Element Concentration Range,%
Materials by Molecular Absorption Spectrometry
Copper 68.0 to 72.0
Manganese 28.0 to 32.0
E88 Practice for Sampling Nonferrous Metals andAlloys in
Carbon 0.03 max
Cast Form for Determination of Chemical Composition
Iron 0.01 max
E135 Terminology Relating to Analytical Chemistry for
Phosphorus 0.01 max
Silicon 0.05 max
Metals, Ores, and Related Materials
Sulfur 0.01 max
E173 Practice for Conducting Interlaboratory Studies of
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1.2 The test methods appear in the following order: Methods for Chemical Analysis of Metals
Sections E1601 Practice for Conducting an Interlaboratory Study to
Iron by the 1,10-Phenanthroline 11-20
Evaluate the Performance of an Analytical Method
Photometric Method
Manganese by the (Ethylenedinitrilo)
3. Terminology
Tetraacetic Acid (EDTA)— 21-27
Back-Titrimetric Method
3.1 Definitions—For definitions of terms used in this test
Phosphorus by the
method, refer to Terminology E135.
Molybdivanadophosphoric Acid Extraction 28-38
Photometric Method
4. Significance and Use
1.3 This standard does not purport to address all of the
4.1 These test methods for the chemical analysis of metals
safety concerns, if any, associated with its use. It is the
and alloys are primarily intended to test such materials for
responsibility of the user of this standard to establish appro-
compliance with compositional specifications. It is assumed
priate safety and health practices and determine the applica-
that all who use these test methods will be trained analysts
bility of regulatory limitations prior to use.
capable of performing common laboratory procedures skill-
fully and safely. It is expected that work will be performed in
2. Referenced Documents
a properly equipped laboratory.
2
2.1 ASTM Standards:
D1193 Specification for Reagent Water
5. Apparatus
E29 Practice for Using Significant Digits in Test Data to
5.1 Photometers shall conform to the requirements pre-
Determine Conformance with Specifications
scribed in Practice E60.
E50 Practices for Apparatus, Reagents, and Safety Consid-
6. Reagents and Materials
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6.1 Reagents required for each determination are listed in
These methods are under the jurisdiction of ASTM Committee E01 on
Analytical Chemistry for Metals, Ores, and Related Materials and are the direct separate sections of each test method. The standard solutions
responsibility of Subcommittee E01.05 on Cu, Pb, Zn, Cd, Sn, Be, theirAlloys, and
and certain other reagents used in more than one procedure
Related Metals.
shall conform to the requirements prescribed in Practices E50.
Current edition approved July 9, 2004. Published July 2004. Originally approved
6.2 Purity of Reagents—Reagent grade chemicals shall be
in 1976. Last previous edition approved in 1996 as E581–76 (1996). DOI:
10.1520/E0581-04E01.
used in all tests. Unless otherwise indicated, it is intended that
2
For referenced ASTM standards, visit the ASTM website, www.astm.org, or
contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM
3
Standards volume information, refer to the standard’s Document Summary page on Withdrawn. The last approved version of this historical standard is referenced
the ASTM website. on www.astm.org.
Copyright ©ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA19428-2959, United States.
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E581–04
all reagents conform to the specifications of the Committee on 14. Stability of Color
Analytical Reagents of the American Chemical Society where
14.1 The color develops within 5 min and is stable for at
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such specifications are available. Other grades may be used,
least 4 h.
provided it is first ascertained that the reagent is of sufficiently
high purity to permit its use without lessening the accuracy of 15. Interferences
the determination.
15.1 Elements ordinarily present do not interfere if their
6.3 Purity of Water—Unless otherwise indicated, refer
...

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