ASTM-E478 Standard Test Methods for Chemical Analysis of Copper Alloys

ASTM-E478 - 2008 R17 EDITION - CURRENT
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Standard Test Methods for Chemical Analysis of Copper Alloys
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Scope

1.1 These test methods cover the chemical analysis of copper alloys having chemical ranges within the following limits:2

 Element

Composition, %

 

 

Aluminum

12.0 max

Antimony

 1.0 max

Arsenic

 1.0 max

Cadmium

 1.5 max

Cobalt

 1.0 max

Copper

40.0 min

Iron

 6.0 max

Lead

27.0 max

Manganese

 6.0 max

Nickel

50.0 max

Phosphorus

 1.0 max

Silicon

 5.0 max

Sulfur

 0.1 max

Tin

20.0 max

Zinc

50.0 max

1.2 The test methods appear in the following order:

 

Sections

Aluminum by the Carbamate Extraction-Ethyl-
enedinitrilotetraacetate Titrimetric Test Method [2 % to 12 %]

71 – 78

Copper by the Combined Electrodeposition Gravimetric and Oxalyldihydrazide Spectrophotometric Test Method [50 %, minimum]

10 – 18

Iron by the 1,10-Phenanthroline Spectrophotometric Test Method [0.003 % to 1.25 %]

19 – 28

Lead by Atomic Absorption Spectrometry [0.002 % to 15 %]

90 – 100

Lead by the Ethylenedinitrilotetraacetic Acid (EDTA) Titrimetric Test Method [2.0 % to 30.0 %]

29 – 36

Nickel by the Dimethylglyoxime Extraction Sprectophotometric Test Method [0.03 % to 5.0 %]

37 – 46

Nickel by the Dimethylglyoxime Gravimetric Test Method [4 % to 50 %]

55 – 62

Silver in Silver-Bearing Copper by Atomic Absorption Spectrometry [0.01 % to 0.12 %]

101 – 112

Tin by the Iodotimetric Titration Test Method [0.5 % to 20 %]

63 – 70

Tin by the Phenylfluorone Spectrophotometric Test Method [0.01 % to 1.0 %]

113 – 123

Zinc by Atomic Absorption Spectrometry [0.2 % to 2 %]

79 – 89

Zinc by the Ethylenedinitrilotetraacetic Acid (EDTA) Titrimetric Test Method [2 % to 40 %]

47 – 54

1.3 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 and health 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

atomic absorption spectrometry; copper; spectrophotometric; titrimetric;; ICS Number Code 77.040.30 (Chemical analysis of metals); 77.120.30 (Copper and copper alloys)

To find similar documents by ASTM Volume:

03.05 (Analytical Chemistry for Metals, Ores, and Related Materials: E 32 - latest)

To find similar documents by classification:

77.040.30 (Chemical analysis of metals Chemical analysis in general, see 71.040.40 Chemical analysis of ferrous metals, see 77.080 Chemical analysis of ferroalloys, see 77.100 Chemical analysis of non-ferrous metals, see 77.120 Chemical analysis of sintered metals and hard metals, see 77.160)

77.120.30 (Copper and copper alloys)

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Document Number

ASTM-E478-08(2017)

Revision Level

2008 R17 EDITION

Status

Current

Modification Type

Reapproval

Publication Date

April 1, 2017

Document Type

Test Method

Page Count

22 pages

Committee Number

E01.05