Inconel 783 Material Properties
UNS R30783 Overview
Explore the chemical composition, corrosion resistance, mechanical properties, and temperature characteristics of Inconel 783 for optimal resistance, strength, and stability
Inconel 783 Chemical Composition
Inconel 783 Material Properties Overview
As a leading supplier and manufacturer in China, Arialloy supplies cost effective inconel 783 products to agreed quality and purchasing specifications.
Inconel 783 (UNS R30783) is a nickel, cobalt, and iron alloy that combines a low coefficient of thermal expansion with precipitation strengthening and oxidation resistance. It contains 5.0 to 6.0% aluminum, together with chromium and niobium additions that support oxidation resistance and the precipitation response during heat treatment. After suitable heat treatment, its microstructure consists of an austenitic gamma matrix, fine gamma prime precipitates, and a nickel aluminide beta phase. Gamma prime provides much of the strength, while beta precipitates improve resistance to stress accelerated grain boundary oxidation. Its composition keeps thermal expansion low while retaining useful strength. With a density of approximately 7.81 g/cm³, the alloy offers a favorable balance between material weight and strength.
The alloy responds to solution annealing, beta aging, and subsequent precipitation hardening. This treatment sequence establishes the phase distribution needed for strength and oxidation resistance. Forming, machining, welding, and final heat treatment require procedures appropriate to the material condition, section thickness, dimensional requirements, and specified mechanical properties.
Inconel 783 Corrosion Resistance
Inconel 783 combines oxidation resistance with improved resistance to stress accelerated grain boundary oxidation. Its aluminum content and suitable beta phase distribution help limit oxygen related damage along grain boundaries under elevated temperature loading conditions.
In salt spray testing with 5% sodium chloride at 35°C for approximately 1000 hours, the alloy showed corrosion resistance comparable to inconel 718 and superior to incoloy 909. Performance depends on surface condition and subsequent thermal exposure, so results should be assessed against the specified corrosive environment.
Inconel 783 Mechanical Properties
Inconel 783 Temperature Characteristics
Inconel 783 combines low thermal expansion with useful strength and oxidation resistance to approximately 704°C. Its mean coefficient of linear expansion is approximately 12.87 µm/m/°C between 21°C and 649°C. Prolonged exposure can change precipitate size, reduce strength, and cause slight dimensional contraction through additional aging.
The response depends on temperature, exposure duration, and initial heat treatment. Thermal assessment should therefore consider creep, stress relaxation, and dimensional stability alongside tensile properties, using test data appropriate to the specified temperature range and loading conditions.
Inconel 783 Products
Nickel Alloy 783 Product Types
With advanced equipment and expert craftsmanship, we create durable, high performance nickel alloy 783 products tailored to each project’s needs
Inconel 783 Data Sheet
Inconel Alloy 783 Data Sheet
Inconel 686のデータシートにアクセス/ダウンロードして、正確な物理的および処理パラメータに関する詳細な情報を確認してください
お客様のプロジェクトに最適なニッケル合金材料が確実に選定されるよう
物理的性質
| 密度 | g/cm3 | 7.81 | |
|---|---|---|---|
| lb/in.3 | 0.282 | ||
| 融点範囲 | °F | 2437 - 2565 | |
| °C | 1336 - 1407 | ||
| Specific Heat (21°C) | Btu/lb-°F | 0.109 | |
| J/kg-°C | 455 | ||
機械的特性
| Test Temperature | 降伏強度 | 引張強度 | 伸び | Reduction of Area | |||
|---|---|---|---|---|---|---|---|
| °F | °C | ksi | MPa | ksi | MPa | % | % |
| 70 | 21 | 113.0 | 779 | 171.0 | 1194 | 24 | 44 |
| 800 | 427 | 104.0 | 717 | 156.0 | 1076 | 25 | 42 |
| 1000 | 538 | 99.5 | 686 | 150.0 | 1034 | 25 | 46 |
| 1200 | 649 | 99.0 | 683 | 142.0 | 979 | 28 | 39 |
| 1300 | 704 | 88.0 | 607 | 117.0 | 807 | 39 | 64 |
Inconel 783 Standards
UNS R30783 Specifications & Standards
製造から検査に至るまで、当社は厳しい品質基準を満たし、公差や化学組成に関する要件に対応しています。
SAE AMS 5940
Inconel 783 SHOW
Nickel Alloy 783 Showcase
From initial samples to large scale production, we supply high quality Inconel 783 products and help you achieve your manufacturing goals.








要件をアップロードしてください
まずは、ご連絡先情報に加え、製品の種類、寸法、数量、および必要な規格をご記入ください。CAD図面、仕様書、または特別な公差要件がある場合は、それらをアップロードしてください。
見積もりとデザインレビューの依頼
12時間以内に、詳細な見積書と、製造性(DFM)に関するフィードバックを盛り込んだ(カスタム)設計案をお送りいたします。これにより、お客様のカスタムプロジェクトのコスト面での実現可能性を確保し、かかる費用について明確な見通しをご提供いたします。
ご注文の確認と生産開始
お見積もりとデザインをご承認いただくと、確認の連絡をいただいた翌朝、お客様のプロジェクトは当社の制作スケジュールに組み込まれます。
配送・お届けについて
通常、受注生産品は20~45営業日以内に発送されます。在庫品およびサンプルは48時間以内に発送されます。
たった4つのステップ
Custom Inconel 783 Quotation Process
綿密な打ち合わせから最終納品に至るまで、私たちは custom Inconel 783 product ご注文は簡単で便利です。卓越したカスタマーサービスにより、お客様のニーズを先読みし、専門的なソリューションをご提供するとともに、納期厳守をお約束します。
Inconel 783 Supplier - Arialloy
生産から品質管理まで、すべての工程を完璧を目指してきめ細かく調整しています
Arialloy inconel alloy 783 manufacturer has always been at the forefront of the industry. With its unremitting pursuit of quality, precision, and professional solutions, Arialloy has gradually established a complete production system and rapid supply capabilities. By continuously improving manufacturing processes, adopting cutting edge equipment, and adhering to strict quality control, Arialloy ensures that every product meets the highest requirements for durability, precision, and international standards

Inconel 783 Knowledge
Nickel Alloy 783 Wiki
Arialloyは、お客様の選択に影響を与えるあらゆる要素について、お客様と共に検討いたします
化学組成、機械的特性、温度特性、価格、製造工程などを含む

Inconel 686 対 Inconel 686
Inconel 601にアルミニウムを添加することで、高温下において表面に安定した酸化アルミニウム(Al₂O₃)層の形成が促進されます。この保護膜は、著しく

Inconel 600 対 Inconel 601
Inconel 合金600(UNS N06600 / W.Nr. 2.4816)は、高温下での優れた耐食性と機械的安定性を実現するために設計された、代表的なニッケル・クロム・鉄系超合金です。この合金は、

Monel 400 対 Inconel 600
この表が示すように、Monel 400にはニッケルと銅が大量に含まれているため、海水や多くの酸による腐食に対して優れた耐性を発揮しますが、一方でクロムが
その他のInconelの成績
Inconel 合金グレード
Inconel合金の全ラインナップをご覧いただき、材料の選択肢を広げ、最適なニッケル合金をお選びください。
Custom Inconel 783 FAQs
当社の専門家チームが、お客様のビジョンを現実のものにするため、あらゆる段階でサポートいたします。関連するサポートについては、よくある質問(FAQ)をご覧ください。
If you are interested in purchasing inconel 783, send your specifications to sales@arialloy.com or fill out the form at the bottom of the page. We will review the information and provide a detailed quotation. Once you confirm the order, send us your PO. We will issue the PI and start production after receiving the prepayment. You will be notified when the materials are ready.
Once we receive your inconel 783 request, we generally send the quotation within 24 hours. If there is insufficient information to calculate a quote or we cannot supply a quotation, we will advise you promptly.
Inconel 783 is normally quoted FOB, and the buyer therefore usually chooses the freight forwarder. We will provide full cooperation to the forwarder for the local portion of the shipment. If you prefer us to arrange the logistics, we can take care of transportation and obtain the related freight quotation.
The market prices of the metals contained in an alloy are important drivers of its overall cost. For superalloys, metals such as nickel, iron, cobalt, chromium, and aluminum can substantially affect pricing. When these raw material markets change, alloy quotations may change accordingly.
Our production facility includes dedicated equipment for melting inconel 783 internally. We have over 30 vacuum smelting and electroslag remelting furnaces, with different capacities available for different batch sizes. Because the smallest furnaces can handle 50 kg batches, we can accept relatively small orders.
Yes, we issue material test reports for inconel 783 before the material is dispatched. These reports provide the relevant standard, chemical composition, mechanical properties, dimensions, and heat number as evidence of compliance.
Inconel 783 production is subject to ratio control and chemical composition monitoring during smelting. After completion, the material is checked through PMI testing, while final chemical analysis by an independent laboratory can be arranged if required.






