ASTM E478-89a(1996)
Historical Standard: ASTM E478-89a(1996) Standard Test Methods for Chemical Analysis of Copper Alloys
SUPERSEDED (see Active link, below)
ASTM E478
1. Scope
1.1 These test methods cover the chemical analysis of copper alloys having chemical compositions within the following limits:
Element Concentration, % 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 max1.2 The test methods appear in the following order:
Sections Aluminum by the Carbamate Extraction-(Ethyl- enedinitrilo) Tetraacetate Titrimetric Test Method 70 to 77 Copper by the Combined Electrodeposition Gravimetric and Oxalyldihydrazide Photometric Test Method [50 %, minimum] 9 to 18 Iron by the 1,10-Phenanthroline Photometric Test Method [0.003 to 1.25 %] 18 to 27 Lead by the Atomic Absorption Test Method 89 to 99 Lead by the (Ethylenedinitrilo)tetraacetic Acid (EDTA) Titrimetric Test Method [2.0 to 30.0 %] 28 to 35 Nickel by the Dimethylglyoxime Extraction Photometric Test Method [0.03 to 5.0 %] 36 to 45 Nickel by the Dimethylglyoxime Gravimetric Test Method [4 to 50 %] 54 to 61 Silver in Silver-Bearing Copper by the Atomic Absorp- tion Test Method 100 to 111 Tin by the Iodatimetric Titration Test Method [0.5 to 20 %] 62 to 69 Zinc by Atomic Spectrometry 62 to 69 Zinc by the (Ethylenedinitrilo)tetraacetic Acid (EDTA) Titrimetric Test Method [2 to 40 %] 46 to 531.3 This standard does not purport to address all of the safety problems, 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. Specific hazard statements are given in Section 5, Note 4, and Section 106.
2. Referenced Documents (purchase separately) The documents listed below are referenced within the subject standard but are not provided as part of the standard.
ASTM Standards
E29 Practice for Using Significant Digits in Test Data to Determine Conformance with Specifications
E50 Practices for Apparatus, Reagents, and Safety Considerations for Chemical Analysis of Metals, Ores, and Related Materials
E60 Practice for Analysis of Metals, Ores, and Related Materials by Spectrophotometry
E135 Terminology Relating to Analytical Chemistry for Metals, Ores, and Related Materials
E173 Practice for Conducting Interlaboratory Studies of Methods for Chemical Analysis of Metals
E255 Practice for Sampling Copper and Copper Alloys for the Determination of Chemical Composition
E1601 Practice for Conducting an Interlaboratory Study to Evaluate the Performance of an Analytical Method
Keywords
atomic absorption spectrometry; copper; photometric; titrimetric; Aluminum content--Cu/Cu alloys; Copper content--Cu/Cu alloys; Iron content--Cu/Cu alloys; Lead content--Cu/Cu alloys; Nickel content--Cu/Cu alloys; Silver content--Cu/Cu alloys; Tin content--Cu/Cu alloys; Zinc content--Cu/Cu alloys; Copper alloy (chemical analysis);
ICS Code
ICS Number Code 77.040.30 (Chemical analysis of metals); 77.120.30 (Copper and copper alloys)
DOI: 10.1520/E0478-89AR96
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