니모닉 80A

NIMONIC and INCONEL are highly regarded nickel-based superalloys commonly utilized across various industries for their exceptional performance characteristics. Key aspects of these alloys include:

  • 구상화 소둔 및 연화 처리: Both alloys are primarily composed of nickel, but they differ in the amounts of chromium, molybdenum, and other elements, impacting their performance.
  • 기계적 성질: They exhibit high strength and good ductility, but their specific properties vary, influencing their suitability for different applications.
  • Corrosion and Oxidation Resistance: Both alloys excel in resisting corrosion and oxidation, but INCONEL is particularly noted for its versatility in aggressive environments.
  • 애플리케이션: NIMONIC is often used in aerospace applications, while INCONEL finds extensive use in chemical processing and marine environments.
  • Fabrication and Workability: The workability of these alloys varies, with INCONEL being generally easier to process.

구상화 소둔 및 연화 처리

합금니켈(Ni)크롬(Cr)철(Fe)몰리브덴(Mo)코발트(Co)티타늄(Ti)알루미늄(Al)
NIMONIC63-70%15-20%Bal.1-3%8-11%3-4%0.2-0.5%
인코넬58-72%14-22%Bal.2-10%3-8%<1%0.2-1%

기계적 성질

재산니모닉 80AINCONEL 625
밀도8.4g/cm³8.44 g/cm³
인장강도(상온)~1000 MPa~827 MPa
항복강도(실온)~800 MPa~690 MPa
작동 온도 범위최대 1000°C최대 1000°C
신장(파절 시)30%48%

Corrosion and Oxidation Resistance

합금설명
NIMONICSuperior oxidation resistance at high temperatures, ideal for turbine components in aerospace.
인코넬Excellent corrosion resistance in a wide range of reactive environments, making it suitable for aggressive chemical processing industries.

애플리케이션

산업NIMONIC ApplicationsINCONEL Applications
항공우주Turbine blades, combustion chambersExhaust systems, structural components
발전Gas turbines, heat exchangersSteam generator tubing, nuclear reactor components
석유 및 가스Downhole tubulars, refinery componentsOil and gas production machinery, pipelines
화학 처리Reactors, heat exchangersChemical processing equipment, valves, and fittings
해양 애플리케이션Not commonly usedOffshore oil rigs, marine applications

Fabrication and Workability

합금Fabrication Techniques작업성
NIMONICWelding, machining, castingModerate – can be challenging to machine due to high strength.
인코넬Welding, machining, formabilityGood – offers excellent welding characteristics and can be easily formed.

장점

합금장점
NIMONIC– Excellent high-temperature strength
– Superior oxidation resistance
– Designed for high-stress applications
인코넬– Excellent corrosion resistance in reactive environments
– Good mechanical properties across a wide temperature range
– Versatile applications in various industries

Differences

특징NIMONIC인코넬
Primary FocusHigh-temperature applications, especially in aerospace and gas turbines.Corrosion resistance across various industries.
Composition VariabilityHigher cobalt and titanium for improved high-temperature strength.A broader range of grades designed for different applications.
작업성Harder to machine due to higher strength.Generally easier to fabricate and weld.

This comparative analysis provides a clear overview of the distinctions and similarities between NIMONIC and INCONEL, helping to identify which alloy may be more suitable for specific engineering applications.