Norm

ASTM E478-08

Standard Test Methods for Chemical Analysis of Copper Alloys

78,39

Over deze norm

Status Definitief
Aantal pagina's 21
Commissie E01.05
Gepubliceerd op 15-12-2008
Taal Engels

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

ElementConcentration, %
Aluminum12.0 max
Antimony 1.0 max
Arsenic 1.0 max
Cadmium 1.5 max
Cobalt 1.0 max
Copper40.0 min
Iron 6.0 max
Lead27.0 max
Manganese 6.0 max
Nickel50.0 max
Phosphorus 1.0 max
Silicon 5.0 max
Sulfur 0.1 max
Tin20.0 max
Zinc50.0 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 Photometric Test Method [50 %, minimum]10-18
Iron by the 1,10-Phenanthroline Photometric 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 Photometric 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 Photometric 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.

10.1 This test method covers the determination of copper in concentrations greater than 50 %.

19.1 This test method covers the determination of iron in concentrations from 0.003 % to 1.25 %.

29.1 This test method covers the determination of lead in concentrations from 2.0 % to 30.0 %.

37.1 This test method covers the determination of nickel in concentrations from 0.03 % to 5.0 %.

47.1 This test method covers the determination of zinc in the range from 2 % to 40 %.

55.1 This test method covers the determination of nickel in concentrations from 4 % to 50 %.

63.1 This test method covers the determination of tin in concentrations from 0.5 % to 20 %.

71.1 This test method covers the determination of aluminum in concentrations from 2 % to 12 %.

79.1 This test method covers the determination of zinc in concentrations from 0.02 % to 2 %.

90.1 This test method covers the determination of lead in concentrations from 0.002 % to 15 %.

101.1 This test method covers the determination of silver in concentrations from 0.01 % to 0.12 %.

113.1 This test method covers the determination of tin in concentrations from 0.01 % to 1.0 %.

Details

ICS-code 77.040.30
77.120.30
Nederlandse titel Standard Test Methods for Chemical Analysis of Copper Alloys
Engelse titel Standard Test Methods for Chemical Analysis of Copper Alloys

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