Hastelloy D205 – Composition, Properties and Applications

In the field of materials science, Hastelloy D205 has attracted much attention for its excellent corrosion resistance and high-temperature strength. This alloy is widely used in various demanding environments due to its unique composition and properties. This article will explore the composition, properties, and applications of Hastelloy D-205 in the industrial sector, with a view to providing readers with comprehensive information about this material.

Hastelloy D205 chemical composition content:

Nickel (Ni) ≥ balance

Chromium (Cr) ≥20%

Molybdenum (Mo) ≥2.5%

Tungsten (W)≤3%

Cobalt (Co)≤2.5%

Iron (Fe)≤7%

Silicon (Si)≤ (maximum)

Manganese (Mn) ≤ (maximum)

Carbon (C)≤ (maximum)

Physical properties of Hastelloy D205:

Density (g/cm3): ≥8.4

Elastic modulus (MPa): ≥216

Hardness (HB): ≥94

Melting point (℃): ≥1418

Resistivity (μΩcm): ≥137

Thermal expansion coefficient (μm/m℃): ≥10.6 (within the range of 20-100℃)

Mechanical properties of Hastelloy D205:

Tensile strength (MPa): ≥790

Yield strength (MPa): ≥415

Elongation (%) : ≥30

Shrinkage rate (%) : ≥15

Impact energy (J): ≥100

Hastelloy D-205 has the following performance characteristics:

Excellent corrosion resistance: It can maintain good corrosion resistance under harsh environments such as high temperatures, strong acids, and strong alkalis. This makes it widely used in the fields of chemical, petroleum, and marine industries.

Excellent high-temperature performance: It has excellent high-temperature strength and oxidation resistance, and is suitable for applications in high-temperature environments.

Good processability: It can be processed through various processing methods such as forging, casting, and cold working.

Good mechanical properties: It has high strength, hardness, and good plasticity and toughness, making it suitable for various mechanical parts and manufacturing tools.

Good resistance to stress corrosion cracking: It is not prone to corrosion cracking under stressful conditions and has good resistance to stress corrosion cracking.

Good welding performance: It can be easily welded, and the welded material has good performance stability.

Applications of Hastelloy D-205:

Hastelloy D205 is a high-temperature alloy with excellent corrosion resistance, which is widely used in many fields. In chemical, petroleum, and marine engineering, it is used to manufacture mechanical parts and equipment that handle strong acids, strong alkalis, and high-temperature environments. For example, in marine engineering, it can be used to manufacture submarine pipelines, valves, and other equipment, ensuring that these equipment can work stably and reliably in the complex environment of the seabed for a long time.

In the oil and gas industry, Hastelloy D205 alloy is widely used in the manufacture of oil and gas separators, pipelines, and other equipment due to its excellent corrosion resistance. In addition, due to its excellent high-temperature and mechanical properties, Hastelloy D205 alloy is also widely used in aerospace, automotive, and other fields.

In short, Hastelloy D-205 has been widely used in many fields due to its excellent corrosion resistance and high-temperature strength.

Why Choose Huaxiao Alloy?

Thank you for reading our article and we hope it can help you to have a better understanding of the composition, properties, and applications of Hastelloy D205. If you want to learn more about Hastelloy D205, we would advise you to visit Huaxiao Alloy for more information.

As a leading supplier of Hastelloy products from China, Huaxiao Alloy provides our customers with high-quality Hastelloy D205, Hastelloy G30 (UNS N06030), Hastelloy C-2000, Hastelloy B2, Hastelloy X alloy, Hastelloy C4, Hastelloy C-276, and Hastelloy C22 at a very competitive price.