--- type: "WebPage" title: "MIL-A-22771 Testing" description: "Do you need to validate the compliance of your aluminum forgings according to MIL-A-22771? Securing the quality of forgings with MIL-A-22771 specification In the Aerospace, Space, and Defense (ASD) sectors, forged aluminum is favored for its lightness combined with high..." resource: "https://filab.fr/en/sectors-of-activity/laboratory-analyses-tests-defense-security-sector/mil-a-22771-analysis/" tags: ["EN", "pll_698d90d0374dd"] timestamp: "2026-02-18T16:16:24Z" published: "2026-02-12T08:35:28Z" language: "en" author: "Filab" --- # MIL-A-22771 Testing ## Do you need to validate the compliance of your aluminum forgings according to MIL-A-22771? ### Securing the quality of forgings with MIL-A-22771 specification In the [Aerospace](https://filab.fr/en/sectors-of-activity/laboratory-analysis-aeronautics-aerospace.md), [Space](https://filab.fr/en/sectors-of-activity/laboratory-analysis-aeronautics-aerospace.md), and [Defense](https://filab.fr/en/sectors-of-activity/laboratory-analyses-tests-defense-security-sector.md) (ASD) sectors, forged [aluminum](https://filab.fr/en/our-services/our-analysis-services/metallurgical-analysis-laboratory/laboratory-analysis-aluminum-alloys.md) is favored for its lightness combined with high structural strength. However, the performance of these alloys depends directly on the precision of the[heat treatment](https://filab.fr/en/our-services/our-analysis-services/laboratory-surface-characterization/analysis-of-hardened-heat-treatment-on-steel-in-the-laboratory.md) and metallurgical quality. Any defect can alter the safety of your **essential parts.** The **MIL-A-22771** military specification defines the requirements for aluminum forging and its heat treatments. It imposes strict controls not only on the [alloy's chemical composition](https://filab.fr/en/our-services/our-analysis-services/metallurgical-analysis-laboratory/metallic-alloy-analysis-laboratory.md) (2000, 6000, 7000 series) but also on the physical characteristics resulting from the transformation. At **FILAB**, we support manufacturers in the ASD supply chain with the control and qualification of their parts according to MIL-A-22771, with a clear goal: to ensure the reliability of your technical and industrial decisions. ### MIL-A-22771: a reference standard for aluminum forging ### Compliance control according to MIL-A-22771 The MIL-A-22771 specification requires rigorous validation of "material health". FILAB intervenes to guarantee that the forging and quenching processes have not altered the intrinsic properties of the aluminum. It is specifically used to: - **Verify chemical composition** of alloys (Aluminum-Copper, Aluminum-Zinc...) by ICP-OES. - **Perform metallographic analysis** to validate grain structure and check for the absence of overheating (incipient melting) due to poorly controlled heat treatment. - **Analyze inclusion cleanliness** to ensure the part has no internal defects that could initiate cracks.   In the Aerospace and Defense industries, compliance with MIL-A-22771 has a direct impact on: - Final**mechanical strength** of structural and fuselage elements. - **Corrosion resistance** (notably intergranular corrosion). - **In-service behavior** of **strategic components** subjected to high fatigue stress. ## FILAB, a laboratory tailored to aerospace & defense requirements ### An analytical park dedicated to aluminum analysis according to MIL-A-22771 Aerospace aluminum alloys require specific expertise in sample preparation. To meet the requirements of MIL-A-22771, **FILAB** provides its clients with state-of-the-art technologies : [### ICP-OES](https://filab.fr/en/our-technical-resources/laboratory-analysis-icp-icp-ms-icp-aes.md) [### OES](https://filab.fr/en/our-technical-resources/laboratory-analysis-oes-alloys.md) ### Dedicated material expertise services At **FILAB**, analyses according to MIL-A-22771 are part of a comprehensive production support approach. Our experts help you interpret the microstructure of your forgings. Our teams work on : Systematic receiving inspection on bars and billets intended for forging Metallurgical expertise following premature [failure](https://filab.fr/en/our-services/our-expertise-services/laboratory-analysis-failures/laboratory-analysis-ruptures.md) or appearance defects after machining Qualification of heat treatment cycles ### Why choose FILAB ? - **45 years** of recognized expertise in analysis and materials science - **Dual competence:** Chemistry / Materials - Specializing in **metallic alloys**and **critical applications** - **Customer qualification**: Safran, Dassault Aviation, and Framatome - **ISO 17025 Accreditation** regarding metallic alloys [Discover our accreditations](https://filab.fr/en/about-us/accreditations-en.md) Discover our metallurgical expertise ## Analysis of Iron, Aluminium, Molybdenum, Copper, Tin, Chromium, Titanium, Lead, Nickel, Zinc [Learn more](https://filab.fr/en/our-services/our-analysis-services/metallurgical-analysis-laboratory.md) ### Our analytical services in accordance with MIL requirements for the ASD sector [Analysis according to MIL-T-9047 requirement](https://filab.fr/en/sectors-of-activity/laboratory-analyses-tests-defense-security-sector/mil-t-9047-analysis.md) [Analysis according to MIL-S-22499 requirement](https://filab.fr/en/sectors-of-activity/laboratory-analyses-tests-defense-security-sector/mil-s-22499-analysis.md) [Analysis according to MIL-P-83348 requirement](https://filab.fr/en/sectors-of-activity/laboratory-analyses-tests-defense-security-sector/mil-p-83348-analysis.md) [Analysis according to MIL-A-6088 requirement](https://filab.fr/en/sectors-of-activity/laboratory-analyses-tests-defense-security-sector/mil-a-6088-analysis.md) [Analysis according to MIL-DTL-14067 requirement](https://filab.fr/en/sectors-of-activity/laboratory-analyses-tests-defense-security-sector/mil-dtl-14067-analysis.md) [Analysis according to MIL-DTL-5002 requirement](https://filab.fr/en/sectors-of-activity/laboratory-analyses-tests-defense-security-sector/mil-dtl-5002-analysis.md) ### Our analytical services based on ISO and ASTM standards for the ASD sector [Analysis according to ASTM E3061 standard](https://filab.fr/en/our-services/our-analysis-services/metallurgical-analysis-laboratory/astm-analysis-e3061.md) [Analysis according to ASTM E1086 standard](https://filab.fr/en/our-services/our-analysis-services/metallurgical-analysis-laboratory/astm-analysis-e1086.md) [Analysis according to ASTM E1019 standard](https://filab.fr/en/our-services/our-analysis-services/metallurgical-analysis-laboratory/astm-analysis-e1019.md) [Analysis according to ISO 8287 standard](https://filab.fr/en/our-services/our-analysis-services/metallurgical-analysis-laboratory/iso-8287-testing.md) [Analysis according to ASTM B213 standard](https://filab.fr/en/our-services/our-analysis-services/metallurgical-analysis-laboratory/analysis-astm-b213.md) [Analysis according to ASTM B964 standard](https://filab.fr/en/our-services/our-analysis-services/metallurgical-analysis-laboratory/astm-analysis-b964.md) [Analysis according to ISO 12154 standard](https://filab.fr/en/our-services/our-analysis-services/metallurgical-analysis-laboratory/astm-analysis-iso-12154.md) [Analysis according to ASTM E1868 standard](https://filab.fr/en/our-services/our-analysis-services/metallurgical-analysis-laboratory/astm-analysis-e1868.md) [Analysis according to ASTM E1409 standard](https://filab.fr/en/our-services/our-analysis-services/metallurgical-analysis-laboratory/astm-e1409-analysis.md) [Analysis according to ASTM E415 standard](https://filab.fr/en/our-services/our-analysis-services/metallurgical-analysis-laboratory/astm-analysis-e415.md) [Analysis according to ASTM E1251 standard](https://filab.fr/en/our-services/our-analysis-services/metallurgical-analysis-laboratory/astm-analysis-e1086.md) [Analysis according to ISO 15350 standard](https://filab.fr/en/our-services/our-analysis-services/metallurgical-analysis-laboratory/iso-15350-testing.md) [Analysis according to ISO 4935 standard](https://filab.fr/en/our-services/our-analysis-services/metallurgical-analysis-laboratory/iso-4935-analysis.md) [Analysis according to ISO 4490 standard](https://filab.fr/en/our-services/our-analysis-services/metallurgical-analysis-laboratory/iso-4490-analysis.md) [Analysis according to ASTM B527 standard](https://filab.fr/en/our-services/our-analysis-services/metallurgical-analysis-laboratory/astm-analysis-b527.md) [Analysis according to ASTM B923 standard](https://filab.fr/en/our-services/our-analysis-services/metallurgical-analysis-laboratory/astm-analysis-b923.md) [Analysis according to ASTM A269 standard](https://filab.fr/en/our-services/our-analysis-services/metallurgical-analysis-laboratory/astm-analysis-a269.md) [Analysis according to ASTM E1941 standard](https://filab.fr/en/our-services/our-analysis-services/metallurgical-analysis-laboratory/analysis-astm-e1941.md) ### Our additional metallographic analysis [Micrographic analysis](https://filab.fr/en/our-services/our-analysis-services/metallurgical-analysis-laboratory/laboratory-micrographic-examination.md) [Failure analysis](https://filab.fr/en/our-services/our-expertise-services/laboratory-analysis-failures.md) [Chemical composition analysis](https://filab.fr/en/our-services/our-analysis-services/metallurgical-analysis-laboratory/metallic-alloy-analysis-laboratory.md) [Metallurgical analysis](https://filab.fr/en/our-services/our-analysis-services/metallurgical-analysis-laboratory.md) [Metallographic analysis](https://filab.fr/en/our-services/our-analysis-services/metallurgical-analysis-laboratory/examination-metallographic-section-laboratory.md) [Elemental analysis](https://filab.fr/en/our-services/our-analysis-services/chemical-analysis-laboratory/laboratory-elemental-analysis.md) [Analysis of metallic alloys](https://filab.fr/en/analysis-of-metallic-alloys-in-the-laboratory.md) ## Our FAQ What types of parts are covered by MIL-A-22771? It covers all aluminum forgings, whether **open die forging** (hand forging) or **die forging** (precision forging), intended for applications where structural reliability is paramount. Why is metallographic examination critical in this standard? Unlike simple chemical analysis, metallography allows us to see if the metal has **"suffered"** during forging (excessive grain growth, brittle zones). It is the key examination to validate the part's robustness. What is the difference between MIL-A-22771 and AMS 4127? MIL-A-22771 is a **defense standard** (Military Specification), whereas AMS 4127 is an aerospace standard (SAE). Both are very similar, but MIL-A-22771 is often specifically required for **US or international defense programs**. Can FILAB help in case of non-compliance? Yes, in the event of an out-of-tolerance result, our experts perform counter-analyses and complementary examinations to identify whether the problem stems from the **raw material** or a **bad thermal cycle**. How to get a quote? To get a quote, you can contact our teams via our contact form, by phone, or by email. Simply send us your requirements (type of material, desired analysis, specific standard, urgency, sample quantity...). We will then send you a personalized technical and price proposal within **24-48 hours**.