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Aluminum analysis according to ASTM E3047 by spark-aes

Ensuring the chemical compliance of your aluminum alloys

ASTM E3047 defines the standardized test method for the analysis of nickel alloys by spark atomic emission spectrometry.

The chemical composition of aluminium alloys determines their mechanical properties, castability, formability, corrosion resistance, and compliance with material specifications. A deviation in the content of alloying elements or the presence of impurities may affect the quality of a casting, rolled, extruded, or machined product. Aluminium analysis according to ASTM E3047 analysis provides elemental data useful for incoming inspection, production monitoring, material identification, and investigations in the event of non-conformity.

Alloying elements and residual elements

Spark-AES can measure the constituent and residual elements in an aluminum alloy, depending on the capabilities of the method, the matrix, and the requirements of the project. Elements commonly monitored in aluminum alloys may include silicon, iron, copper, manganese, magnesium, chromium, zinc, titanium, nickel, lead, tin, or vanadium.

Metal samples with a prepared surface

Spark analysis requires a representative metal sample that is sufficiently substantial and has a flat surface that can be prepared. Parts, ingots, billets, plates, semi-finished products, and test specimens can be analyzed when their dimensions and condition allow reliable testing.

Incoming inspection and manufacturing monitoring

Aluminum analysis by Spark-AES meets the needs of raw material inspection, batch verification, grade validation, melt monitoring, or finished product inspection. It helps secure material release decisions and document chemical compliance with internal or contractual requirements.

Spark-AES aluminum analysis at the Filab laboratory

The Filab laboratory uses spark atomic emission spectrometry, or spark-AES, to characterize the elemental composition of aluminum metal samples. This method is suitable for testing alloys in the form of parts, ingots, test specimens, or metal samples with an analyzable surface. The analytical program is defined according to the grade, the elements being sought, specification thresholds, and the industrial objective. The Filab laboratory also supports metal-processing companies through its work dedicated to foundry industry professionals.

An analytical program tailored to the grade

Before testing, the Filab laboratory examines the nature of the material and the applicable requirements in order to select the relevant elements and appropriate quantification limits. This approach makes it possible to target grade compliance verification, impurity control, comparison between batches, or root-cause investigation in the event of a production deviation.

Preparation before spectrometric measurement

Surface preparation is intended to remove oxidation layers, dirt, and surface treatments that could influence the measurement. In the presence of a coating, paint, anodizing, localized contamination, or complex geometry, the Filab laboratory assesses the preparation conditions and the representativeness of the sample before testing.

Investigation of material non-compliance

In the event of a casting defect, variation in properties, processing difficulties, or uncertainty regarding alloy identification, chemical composition is essential investigative data. The Filab laboratory can incorporate this control into a failure analysis process and a broader testing strategy for metallic materials. For other standards-related needs, see the services for analysis according to an ASTM standard in a laboratory.

Provide the information required for the study

To prepare your request, provide the alloy designation when known, the number of samples, their shape and dimensions, the elements to be quantified, the applicable specifications, and the purpose of the test. If available, attach the sampling plan, material certificate, or expected values. The Filab laboratory will assess the feasibility of the ASTM E3047 analysis, the preparation procedures, and the measurement programme suited to your requirements.

Frequently asked questions

How can the chemical composition of an aluminum alloy be controlled according to ASTM E3047?

ASTM E3047 covers the analysis of aluminum alloys by spark atomic emission spectrometry. At the Filab laboratory, the method is used to determine the elemental composition of a prepared metal sample and compare it with a specification, nominal grade, or set of requirements.

Which elements can be analyzed in an aluminum alloy by Spark-AES?

The elements to be analyzed are defined according to the alloy and its application. The Filab laboratory can establish a program including the main alloying elements and residual elements relevant to the specification being verified, subject to compatibility with the method and the sample.

Which samples are suitable for ASTM E3047 analysis?

A homogeneous metal sample with a surface that can be prepared is generally required. This may be an ingot, a part, or a representative coupon. The Filab laboratory assesses the sample's dimensions, surface condition, and representativeness in advance.

When should aluminum analysis be performed according to ASTM E3047?

This analysis is particularly useful for incoming goods inspection, production monitoring, alloy grade verification, batch testing, and the investigation of a non-conformity. The results enable the measured composition to be compared with the criteria defined by the customer.

How can I request an aluminium analysis by Spark-AES from the Filab laboratory?

Contact the Filab laboratory, specifying the nature of the alloy, the shape of the samples, the elements to be analysed, and the expected compliance criteria. Provide the available technical documents so that a suitable analytical proposal can be prepared.
The filab advantages
A highly qualified team
A highly qualified team
Responsiveness in responding to and processing requests
Responsiveness in responding to and processing requests
A COFRAC ISO 17025 accredited laboratory
A COFRAC ISO 17025 accredited laboratory
(Staves available on www.cofrac.com - Accreditation number: 1-1793)
A complete analytical facility of 5,200m²
A complete analytical facility of 5,200m²
Tailor-made support
Tailor-made support
Video debriefing available with the expert
Video debriefing available with the expert
Arnaud Joudrain Metallurgical Specialist
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