MONEL® alloy 400 is a nickel-copper alloy known for its excellent corrosion resistance in a wide range of environments. It offers high strength and toughness across a broad temperature range, making it suitable for various industrial applications. This introduction covers its chemical composition, mechanical properties, performance characteristics, industry applications, shapes, sizes, production standards, and other relevant details.
Composição química
Elemento
Composição (%)
Níquel (Ni)
63.0 min
Cobre
28.0-34.0
Ferro (Fe)
2.5 max
Manganês (Mn)
2,0 máx.
Silício (Si)
00,5 máx.
Carbono (C)
0.3 max
Enxofre (S)
0.024 max
Propriedades mecânicas
Propriedade
Valor
Resistência à tração (recozida)
517 MPa (75 ksi) min
Resistência ao rendimento (recozido)
172 MPa (25 ksi) min
Elongation (Annealed)
35% min
Hardness (Annealed)
65 HRB max
Desempenho em diferentes temperaturas
Faixa de temperatura
Desempenho
Temperatura do quarto
Excellent corrosion resistance, good mechanical properties
Elevated Temperatures (up to 550°C / 1020°F)
Retains strength and toughness
Temperaturas Criogênicas
Maintains ductility and toughness
Aplicações Industriais
MONEL® alloy 400 is utilized in various industries for its corrosion resistance and mechanical properties:
Indústria
Formulários
Marinho
Propeller shafts, seawater valves, pump shafts
Processamento Químico
Sulfuric acid and hydrofluoric acid production
Oil & Gas
Pump shafts, oil well tools, valve trim
Aeroespacial
Aircraft fuel tanks, heat exchanger parts
Formas, tamanhos e padrões de produção
Formas e tamanhos
Forma
Faixa de tamanho
Folhas
Thickness: 0.5 mm – 4 mm
Pratos
Espessura: 1mm – 100mm
Barras
Diâmetro: 6mm – 200mm
Pipes
OD: 6 mm – 1000 mm
Tubes
OD: 6 mm – 1000 mm
Padrões de produção e classes correspondentes
País
Padrão
Nota correspondente
Estados Unidos
ASTM B127, ASTM B164
UNS N04400
Alemanha
DIN 17750, DIN 17751
2.4360
França
AFNOR NFM 87-310
–
Reino Unido
BS 3072, BS 3073
NA13
Japão
JIS NW 4400
–
China
GB/T 12771, GB/T 12770
–
Soldagem, Usinagem, Polimento, Tratamento Térmico e Trabalho a Frio
Processo
Detalhes
Soldagem
Welds easily with matching composition filler metals
Usinagem
Requires sharp tools, low cutting speeds, and heavy feed rates
Polimento
Achieves good surface finish with appropriate techniques
Tratamento térmico
Annealing at 870°C (1600°F) followed by water quenching
Trabalho a frio
Good ductility allows for extensive cold forming
Vantagens e desvantagens
Aspecto
Vantagens
Desvantagens
Vantagens
Excellent corrosion resistance across many environments
Disponibilidade limitada em certos formatos
High strength and toughness
Relatively high cost compared to some alternatives
Good mechanical properties at high and low temperatures
Suitable for marine and chemical processing applications
Produtos Similares
Grau de material
Comparação
Alloy K-500
Similar composition with added aluminum and titanium for increased strength
Conclusão
MONEL® alloy 400 stands out as a versatile nickel-copper alloy renowned for its corrosion resistance and mechanical properties across diverse industries. Its ability to withstand harsh environments, coupled with ease of fabrication and reliability, makes it a preferred choice for critical applications in marine, chemical processing, and aerospace sectors. Designers and engineers seeking a robust material capable of performing under demanding conditions can rely on MONEL® alloy 400 for consistent performance and longevity.
For detailed technical specifications and tailored solutions, consulting with material suppliers and referencing specific product data sheets is recommended.