ASTM E478-08(2017)

Standard Test Methods for Chemical Analysis of Copper Alloys

ASTM International , 01/15/2017

Publisher: ASTM

File Format: PDF

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Description

Standard By:ASTM International , 01/15/2017

Published:01/15/2017

Pages:22

File Size:1 file , 240 KB

Language:English

Note:This product is unavailable in Russia, Ukraine, Belarus

1.1These 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

1.2The 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

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

1.4This 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.

1.5This 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.