Alloy A286 / 1.4944 Stainless Steel

Steel Round Bar 1.4944 / Alloy A286: Specifications, Applications, and Features

Steel round bar 1.4944 (Alloy A286) is a high-quality heat-resistant material that combines excellent corrosion resistance with the ability to withstand extremely high temperatures. This alloy is widely used in aerospace, energy, and mechanical engineering industries, where reliable materials are essential for operating in harsh conditions. Below are the main specifications, chemical composition, mechanical properties, applications, and features of this product.

General Specifications

Steel round bar 1.4944 / Alloy A286 is made of an iron-nickel alloy with added alloying elements, providing unique performance characteristics. Key parameters include:

• Steel grade: 1.4944 (European EN standard), Alloy A286 (international standard).
• Operating temperature range: Up to +700°C.
• Form of supply: Round bars with diameters ranging from 10 mm to 300 mm.
• Type of processing: Hot-rolled, calibrated, or polished.
• Properties: High strength, corrosion resistance, and oxidation resistance at elevated temperatures.

Due to these characteristics, round bars made of Alloy A286 ensure long service life even under extreme loads.

Chemical Composition

The chemical composition of 1.4944 / Alloy A286 steel includes alloying elements that give the material its unique properties:

• Nickel (Ni): 24.0–27.0%
• Chromium (Cr): 13.5–16.0%
• Molybdenum (Mo): 1.0–1.5%
• Titanium (Ti): 1.9–2.3%
• Manganese (Mn): Up to 2.0%
• Silicon (Si): Up to 1.0%
• Iron (Fe): Base material
• Aluminum (Al): 0.2–0.4%
• Boron (B): 0.003–0.01%

This composition provides resistance to thermal and chemical stresses, making the alloy indispensable in high-temperature and high-pressure environments.

Mechanical Properties

Steel round bar 1.4944 demonstrates excellent mechanical properties that remain stable even under prolonged heating:

• Tensile strength (σv): 930–1100 MPa.
• Yield strength (σ0.2): 620–690 MPa.
• Elongation at break: 20–25%.
• Hardness (HB): Up to 320.
• Heat resistance: Retains mechanical properties at temperatures up to +700°C.

These properties make the material ideal for use in components subjected to high loads and temperature fluctuations.

Applications

Steel round bar 1.4944 / Alloy A286 is used in the most demanding industrial applications:

1. Aerospace industry.
   Used for manufacturing engine components, fasteners, and turbine parts that operate at high temperatures.
2. Energy sector.
   Applied for producing turbine blades, heat exchangers, and equipment exposed to aggressive environments.
3. Mechanical engineering.
   Used for producing components such as shafts, bolts, and flanges that operate under pressure and at high temperatures.
4. Petrochemical industry.
   Suitable for manufacturing equipment resistant to corrosion and oxidation.
5. Nuclear energy.
   Used for components operating in high-temperature and radiation environments.

The unique properties of the material make it indispensable for high-tech and critical projects.

Features of 1.4944 Steel

The Alloy A286 round bar has the following features:

• Heat resistance.
  The material retains its strength and structural stability during prolonged exposure to high temperatures.
• Corrosion resistance.
  Resistant to aggressive chemical environments, including seawater and gas mixtures.
• Mechanical stability.
  High strength makes the material reliable under pressure.
• Ease of processing.
  The alloy is well-suited for machining, welding, and heat treatment.
• Durability.
  Thanks to its resistance to thermal loads, the material demonstrates a long service life even in extreme conditions.

Advantages of Buying from Us

We offer a wide range of steel round bars 1.4944 / Alloy A286 in various diameters and finishes. Why choose us:

• High-quality products.
  All materials comply with international standards.
• Competitive prices.
  Flexible pricing policy for wholesale and retail buyers.
• Cutting and delivery services.
  We adapt our products to meet your specific needs.
• Expert consultations.
  Our specialists will help you select the best option for your project.

Contact us to get a quote and place your order. Steel round bar 1.4944 / Alloy A286 is a reliable solution for tasks requiring strength, heat resistance, and durability!

Forms made of steel 1.4944 / Alloy A286