Beijing Hownew Energy Technology Group Co., Ltd
Hownew Energy Technology Group Co., Ltd.
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1. Nickel based alloy Introduction
Nickel-based alloys are renowned for their exceptional corrosion resistance, high-temperature performance, and strength, making them indispensable in many advanced industries. Here, we explore three prominent families of nickel-based alloys: Incoloy, Inconel, and Hastelloy.
Incoloy Alloys:
Composition: Primarily nickel, iron, and chromium.
Properties: Exhibits robust resistance against both oxidizing and reducing acids, alongside resilience to stress corrosion cracking, pitting, and crevice corrosion.
Applications: Widely used in the chemical and petrochemical industries, nuclear power production, and the extraction of rare metals.
Common Grades: Incoloy 800, 825, and 926.
Inconel Alloys:
Composition: A complex matrix of nickel, chromium, and iron.
Properties: Known for superior high-temperature corrosion and oxidation resistance. Also noted for excellent mechanical properties across both cold and hot working processes, including welding.
Applications: Integral to sectors like aviation, chemical processing, and the paper industry.
Common Grades: Inconel 600, 601, 625, 617, 718, and X750.
Hastelloy Alloys:
Composition: Predominantly nickel, with chromium and molybdenum variants.
Properties: Offers excellent corrosion resistance and thermal stability.
Applications: Used in environments requiring exceptional chemical resistance, including in aviation, petrochemical, and chemical processing.
Common Grades: Hastelloy C276, C22, B2, B3, C4, Haynes 230, and Haynes 188.
Conclusion:
These alloys are tailored to meet the challenging conditions of their respective applications, from extreme temperatures to highly corrosive environments, affirming their critical role in modern industrial technology.
2. Inconel 600 Pipe Fittings
Composition: Inconel 600 is predominantly composed of nickel, chromium, and iron. This solid solution strengthened alloy is designed for high-temperature applications requiring a balance of strength and resistance to oxidation and corrosion.
Key Properties:
High-Temperature Resistance: Offers excellent resistance to high-temperature corrosion and oxidation, maintaining stability and durability under harsh conditions up to 1100°C.
Mechanical Properties: Provides satisfactory thermal strength and high plasticity below 700°C, making it adaptable to various manufacturing processes.
Processability: Exhibits excellent cold and hot working characteristics. Its weldability is particularly notable, supporting various welding methods including resistance welding, solution welding, and brazing. Additionally, the alloy can be strengthened through cold working, enhancing its versatility in application.
Applications:
Heat Treatment Fixtures and Furnace Components: Due to its resistance to oxidation and high-temperature environments, Inconel 600 is ideal for parts in furnaces and heat-treating equipment.
Chemical Processing: Its corrosion resistance makes it suitable for use in equipment like reactors and heat exchangers in the chemical processing industry.
Aerospace: Components in aircraft and rocket engines benefit from its thermal resistance and strength at elevated temperatures.
Conclusion:
Inconel 600 stands out as an adaptable alloy in the Inconel series, ideal for environments that demand both high-temperature performance and corrosion resistance. Its mechanical properties and ease of fabrication make it a preferred choice for a wide range of industrial applications, particularly where durability and reliability are crucial under thermal stress.
Chemical composition
| % | C | Si | Mn | F | S | Cr | Ni | Co | Fe |
| Min | — | — | 14 | Remaining elements | 一 | 6 | |||
| ax | 0.1 | 0.5 | 0.1 | 0.03 | 0.015 | 17 | 0.04 | 10 |
Physical property
| Density g/cm³ |
Magnetic | Thermal conductivity/w/(m.k) | Resistivity | Specific heat capacity | Linear expansion coefficient |
| 100~900℃ | C)/(Ω.mm2/m | C)/J/(kg.k)℃ | /(10-6/k) | ||
| 20~900℃ | |||||
| 8.43 | 一 | 1.03 | 443 | — | |
| Temperature 0/℃ | 21 | 540 | 650 | 760 | 870 |
| Elastic modulus | 214 | 184 | 176 | 168 | 157 |
Material Mark :ASTM B366 WPNICMC UNS N08825
Standard : ANSI/ASME B16.9, B16.28, MSS-SP-43.
Size : 1/2''~48''(Seamless);16''~110''(Welded)
Wall Thickness: SCH5-STD-SCH XXS
3. Application area
Our company can produce carbon steel, stainless steel, and alloy steel pipe fittings according to standards such as ASME/ANSI, JIS, DIN, ISO etc. The varieties include equal diameter tees, reducing tees, tees, elbows, cross, concentric reducer, eccentric reducer etc. We provide the very best quality pipe and fittings, prompt delivery and reliable services at competitive prices.