--- type: "WebPage" title: "Laboratory analysis and expertise of René 77" description: "Our laboratory is expert in metallurgical analysis and the analysis of alloys such as René 77, offering advanced expertise in determining chemical composition and physico-chemical properties. Your need: perform an analysis of René 77 René 77 is a nickel alloy..." resource: "https://filab.fr/en/our-services/our-analysis-services/metallurgical-analysis-laboratory/laboratory-analysis-of-rene-77/" tags: ["EN", "pll_62820f9b4141f", "Arnaud JOUDRAIN Meta"] timestamp: "2026-04-20T14:53:35Z" published: "2022-06-15T14:19:33Z" language: "en" author: "bwa" --- # Laboratory analysis and expertise of René 77 Our laboratory is expert in **[metallurgical](https://filab.fr/en/sectors-of-activity/laboratory-metallurgy-steelmaking-analysis.md)** analysis and the **[analysis of alloys](https://filab.fr/en/our-services/our-analysis-services/metallurgical-analysis-laboratory/metallic-alloy-analysis-laboratory.md)** such as**René 77**, offering advanced expertise in determining **chemical composition** and **physico-chemical properties**. ## Your need: perform an analysis of René 77 René 77 is a nickel alloy with mainly added chromium and cobalt developed to withstand extremely high temperatures, typically up to 980–1050°C, while maintaining excellent mechanical strength and microstructural stability. It is used in the most demanding environments of aeronautics, space and power generation. ![](https://filab.fr/wp-content/uploads/2025/04/Bandeau-couverture-Wordpress-1024x184.jpg) ### Analysis of the composition of René 77: an essential quality control Analysis of the chemical composition of René 77 makes it possible to verify the **presence and concentration of essential alloying elements**, such as chromium, nickel or cobalt, Ensuring material compliance for safety and performance-critical applications. ## The FILAB laboratory, specialist in metallurgical analysis and analysis of René 77 The FILAB laboratory offers metallurgical analysis services on René 77 alloys to several hundred customers, some of which are [COFRAC ISO 17025](https://filab.fr/en/about-us/accreditations-en.md)accredited. The FILAB laboratory offers you its experience and specific skills to control the quality of your alloys of René 77. ### Our analytical methods of René 77 We use advanced analytical techniques such as spectrometry and ICP analysis to accurately detect the chemical composition of René 77 and its alloys. These methods measure element content and ensure material quality. ## Our technical resources [### Elemental analyzers C,H,O,N,S](https://filab.fr/en/our-services/our-analysis-services/chemical-analysis-laboratory/laboratory-elemental-analysis.md) ### Elemental analyzers Carbon, Sulphur (C/S) ### Elemental analyzers Nitrogen, Oxygen and Hydrogen (N / O / H) [### Spark Spectrometry SEO](https://filab.fr/en/our-technical-resources/laboratory-analysis-oes-alloys.md) [### Basic analysis techniques ICP-AES and ICP-MS](https://filab.fr/en/our-technical-resources/laboratory-analysis-icp-icp-ms-icp-aes.md) [### SEM](https://filab.fr/en/our-technical-resources/laboratory-analysis-sem-scanning-electron-microscopy.md) ## Our analysis of metals and alloys [Iron](https://filab.fr/en/our-services/our-analysis-services/metallurgical-analysis-laboratory/iron-alloys-analysis-at-filab-laboratory.md): [steel](https://filab.fr/en/our-services/our-analysis-services/metallurgical-analysis-laboratory/laboratory-analysis-steel.md), [steel 316l](https://filab.fr/en/our-services/our-analysis-services/metallurgical-analysis-laboratory/laboratory-analysis-steel.md), [stainless steel](https://filab.fr/en/our-services/our-analysis-services/metallurgical-analysis-laboratory/stainless-steel-laboratory-analysis.md), [cast iron](https://filab.fr/en/our-services/our-analysis-services/metallurgical-analysis-laboratory/laboratory-analysis-cast-iron.md) [Titanium](https://filab.fr/en/our-services/our-analysis-services/metallurgical-analysis-laboratory/laboratory-analysis-titanium-alloys.md) : [TiAl](https://filab.fr/en/our-services/our-analysis-services/metallurgical-analysis-laboratory/laboratory-analysis-of-tial.md), T40, TA6V [Cobalt](https://filab.fr/en/our-services/our-analysis-services/metallurgical-analysis-laboratory/laboratory-analysis-cobalt-alloys.md) : Cobalt Stellite Grade 6, Cobalt Stellite Grade 21 [Nickel](https://filab.fr/en/our-services/our-analysis-services/metallurgical-analysis-laboratory/laboratory-analysis-nickel-alloys.md) ([Nitinol](https://filab.fr/en/our-services/our-analysis-services/metallurgical-analysis-laboratory/nitinol-characterisation.md), [Inconel](https://filab.fr/en/our-services/our-analysis-services/metallurgical-analysis-laboratory/laboratory-analysis-inconel-metals.md) 718, Inconel 625, René 77, [Hastelloy X](https://filab.fr/en/our-services/our-analysis-services/metallurgical-analysis-laboratory/analysis-hastelloy-x-nickel-alloy.md))  [Zinc](https://filab.fr/en/our-services/our-analysis-services/metallurgical-analysis-laboratory/laboratory-analysis-zinc-alloys.md) [Chromium](https://filab.fr/en/our-services/our-analysis-services/metallurgical-analysis-laboratory/laboratory-analysis-chromium-6/): [chromium VI](https://filab.fr/en/our-services/our-analysis-services/metallurgical-analysis-laboratory/chromium-vi-analysis.md) [Copper](https://filab.fr/en/our-services/our-analysis-services/metallurgical-analysis-laboratory/laboratory-analysis-copper-alloys.md): [brass](https://filab.fr/en/our-services/our-analysis-services/metallurgical-analysis-laboratory/laboratory-analysis-brass-copper-alloys.md), [bronze](https://filab.fr/en/our-services/our-analysis-services/metallurgical-analysis-laboratory/laboratory-analysis-of-bronze.md) [Aluminium](https://filab.fr/en/our-services/our-analysis-services/metallurgical-analysis-laboratory/laboratory-analysis-aluminum-alloys.md): AS7G06 [Tin](https://filab.fr/en/our-services/our-analysis-services/metallurgical-analysis-laboratory/laboratory-analysis-tin-alloy-sn.md) : SAC 305, SAC 0807, [Tin-Lead (SNPB)](https://filab.fr/en/our-services/our-analysis-services/metallurgical-analysis-laboratory/laboratory-analysis-snpb-alloys.md) [Lead](https://filab.fr/en/laboratory-analysis-lead/) [Molybdenum](https://filab.fr/en/our-services/our-analysis-services/metallurgical-analysis-laboratory/molybdenum-laboratory-analysis.md) ### To see further: our expertise on René 77 alloys In addition to routine metallurgical analysis, the FILAB laboratory provides you with its expertise in metallurgical expert analysis and failure studies on your René 77 : [Metallographic examination](https://filab.fr/en/our-services/our-analysis-services/metallurgical-analysis-laboratory/examination-metallographic-section-laboratory.md) of René 77 [Weld analysis](https://filab.fr/en/our-services/our-expertise-services/laboratory-analysis-failures/laboratory-analysis-welds.md) on René 77 Study of fracture surfaces on René 77 [Study of ageing](https://filab.fr/en/our-services/our-analysis-services/polymer-materials-analysis-laboratory/laboratory-material-testing/filab-accelerated-ageing-test-laboratory/) (corrosion, surface alteration, etc.) on René 77 [Metallurgical expertise](https://filab.fr/en/our-services/our-analysis-services/metallurgical-analysis-laboratory.md) [Thickness measurement](https://filab.fr/en/our-services/our-analysis-services/laboratory-surface-characterization/surface-coating-thickness-measurement.md) of René 77 part coatings [Study of corrosion](https://filab.fr/en/our-services/our-expertise-services/laboratory-analysis-deposit-contamination/laboratory-expertise-and-analysis-of-corrosion.md) resistance on René 77 [Analysis and characterization](https://filab.fr/en/our-services/our-analysis-services/laboratory-surface-characterization.md) of René 77 surfaces (roughness, defects, etc.) Analysis [Alloy composition](https://filab.fr/en/our-services/our-analysis-services/metallurgical-analysis-laboratory/metallic-alloy-analysis-laboratory.md) [Study of microstructures](https://filab.fr/en/our-services/our-expertise-services/laboratory-analysis-failures/laboratory-of-microstructure-analysis-of-materials.md) on René 77 material ### Applications of the René 77 alloy analysis The analysis of René 77 finds applications in various sectors, such as aeronautics, aerospace and additive manufacturing. Whether it is to check the purity of René 77 or evaluate the mechanical properties of this alloy, our laboratory puts its expertise at the service of your performance. ### Our accreditations ![](https://filab.fr/wp-content/uploads/2025/11/ESSAI-Logo-COFRAC.jpg) The FILAB laboratory is accredited by COFRAC (French Accreditation Committee) – Laboratories section – for its departments in Chemistry, Metallurgy, Organic Chemistry, Chemical Expertise, Materials Expertise, and Environment in the following fields:  ✔️ Physicochemical analysis of metallic materials ✔️ Physicochemical analysis of cosmetic and pharmaceutical products ✔️ Physicochemical analysis of medical devices, medical equipment, and chemical and biological products Scope available No. 1-1793 This [Nadcap accreditation](https://filab.fr/en/about-us/accreditations-en/materials-testing-nadcap-laboratory.md) notably covers: ✔️ Chemical analysis (ICP-OES) of critical metallic alloys (Al, Fe, Ni, Ti) ✔️ Metallography An international recognition that confirms our commitment to quality and reliability for the most demanding applications, particularly in the aerospace sector. ![](https://filab.fr/wp-content/uploads/2026/04/PNG-bleu-e1775737225243-1024x446.png) [Explore our accreditations](https://filab.fr/en/about-us/accreditations-en.md) ## FAQ Which industrial sectors use the René 77? Mainly critical industries, where mechanical and thermal performance are vital: - Aeronautics: turbine discs, blades, combustion chambers - Space & Defence: rocket engines, propulsion components - Energy: stationary gas turbines - Hot forming: tools subject to high thermal stresses Why is it a "critical" alloy? Because it is used in vital rooms, subjected to extreme environments. The slightest failure can lead to a major outage or security incident. This involves: - Strict traceability and quality control requirements - A thorough analysis of composition, microstructure and in-service behaviour In what cases to analyze a René 77? - Material check at acceptance or supplier control - Expertise after rupture or abnormal corrosion - Validation of heat treatment (precipitation hardening) - Quality control in additive manufacturing - Reliability studies for critical parts Can the analysis include an expert report? Yes. Our material engineers can interpret the results, identify root causes of a defect and offer recommendations to secure your process or validate a supplier.