INCONEL® Alloy 625: Comprehensive Product Introduction
Introduction to INCONEL® Alloy 625
INCONEL® alloy 625 is a nickel-based superalloy known for its exceptional strength, corrosion resistance, and versatility in extreme environments. Developed to withstand high temperatures and aggressive chemical environments, this alloy is widely utilized across various industries. This article provides a detailed overview of INCONEL® alloy 625, covering its chemical composition, mechanical properties, corresponding grades, industry applications, available forms, sizes, and production standards across different countries.
Chemical Composition of INCONEL® Alloy 625
INCONEL® alloy 625 is composed of precise elements to achieve its remarkable properties:
| 要素 | 構成 （％） |
|---|---|
| ニッケル(Ni) | 58.0分 |
| クロム(Cr) | 20.0～23.0 |
| モリブデン(Mo) | 8.0～10.0 |
| 鉄(Fe) | 最大5.0 |
| ニオブ(Nb) | 3.15-4.15 |
| コバルト(Co) | 最大1.0 |
| マンガン(Mn) | 0最大.50 |
| シリコン（Si） | 0最大.50 |
| カーボン(C) | 0最大.10 |
| リン(P) | 0最大.015 |
| 硫黄(S) | 0最大.015 |
| アルミニウム(Al) | 0最大.40 |
| チタン(Ti) | 0最大.40 |
Mechanical Properties of INCONEL® Alloy 625
INCONEL® alloy 625 exhibits excellent mechanical properties suitable for demanding applications:
| 財産 | 価値 |
|---|---|
| 抗張力 | 760 MPa (110 ksi) 分 |
| 耐力 (0.2% オフセット) | 345 MPa (50 ksi) 分 |
| 伸長 | 30分 |
| 硬度 (ブリネル) | 150-240 (varies with heat treatment) |
| 密度 | 8.44 g/cm³ |
各国の対応グレード
INCONEL® alloy 625 is identified by different grades in various countries and regions:
| 国/地域 | 学年 |
|---|---|
| アメリカ合衆国 | UNS N06625 |
| ドイツ | 2.4856 |
| フランス | NC22DNB4M |
| イギリス | NA21 |
| 日本 | NCF 625 |
| 中国 | GH3625 |
標準形状・サイズ・製造規格
形状とサイズ
INCONEL® alloy 625 is available in various forms and sizes to meet diverse industrial needs:
| 形状 | サイズ範囲 |
|---|---|
| シート | 厚さ：0.1mm～50mm |
| プレート | 厚さ：0.3mm～100mm |
| バー | 直径：5mm～300mm |
| ワイヤー | 直径：0.1mm～10mm |
| チューブ | 外径：6mm～200mm |
| パイプ | 外径：10mm～300mm |
| 継手 | 規格に準拠したさまざまな構成 |
| 鍛造品 | 規格に応じたさまざまな形状とサイズ |
製造基準
INCONEL® alloy 625 complies with several international production standards:
| 標準 | 説明 |
|---|---|
| ASTM B443 | シート、プレート、ストリップ |
| ASTM B446 | 棒、棒、ワイヤー |
| ASTM B444 | シームレスパイプおよびチューブ |
| ASTM B704 | Welded tubes |
| ASTM B564 | 鍛造品 |
| ASTM B366 | 継手 |
Industry Applications of INCONEL® Alloy 625
INCONEL® alloy 625 is extensively used across various industries due to its exceptional properties:
- 航空宇宙: Turbine blades, seals, and combustors in aircraft engines.
- 化学処理: Equipment for handling corrosive chemicals like sulfuric acid and hydrochloric acid.
- マリン: Components exposed to seawater and marine environments.
- オイルとガス: Downhole equipment, tubing, and valves in oil extraction and refining.
- 発電: Steam turbine seals and high-pressure boiler components.
Advantages of INCONEL® Alloy 625
- 耐食性: Exhibits resistance to oxidation and chloride-induced stress corrosion cracking.
- 高強度: Retains strength and toughness at elevated temperatures up to 980°C (1800°F).
- 加工性: Easily machined, welded, and formed into complex shapes.
- 長寿: Provides long-term performance and reliability in demanding conditions.
結論
INCONEL® alloy 625 is a testament to advanced metallurgical engineering, offering unmatched strength, corrosion resistance, and versatility across industries globally. Its superior properties, combined with a wide range of forms, sizes, and adherence to international standards, make it indispensable for critical applications requiring reliability and performance in harsh environments.
By understanding its chemical composition, mechanical properties, applications, and adherence to production standards across different countries, engineers and designers can effectively leverage the unique capabilities of INCONEL® alloy 625 to enhance operational efficiency and ensure long-term durability.
詳細な技術仕様や詳細な問い合わせについては、特定の製品データシートを参照し、メーカーに相談することをお勧めします。
This comprehensive introduction and detailed data sheet provide a thorough overview of INCONEL® alloy 625, emphasizing its chemical composition, mechanical properties, applications, and advantages in demanding industrial environments across different countries.