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.
Composizione chimica
Elemento
Composizione (%)
Nichel (Ni)
63.0 min
Rame
28.0-34.0
Ferro (Fe)
2.5 max
Manganese (Mn)
2,0 massimo
Silicon (Si)
0.5 max
Carbonio (C)
0.3 max
Zolfo (S)
00,024 massimo
Proprietà meccaniche
Proprietà
Valore
Resistenza alla trazione (ricotto)
517 MPa (75 ksi) min
Carico di snervamento (ricotto)
172 MPa (25 ksi) min
Elongation (Annealed)
35% min
Hardness (Annealed)
65 HRB max
Prestazioni a diverse temperature
Intervallo di temperatura
Prestazione
Temperatura ambiente
Excellent corrosion resistance, good mechanical properties
Elevated Temperatures (up to 550°C / 1020°F)
Retains strength and toughness
Temperature criogeniche
Maintains ductility and toughness
Applicazioni industriali
MONEL® alloy 400 is utilized in various industries for its corrosion resistance and mechanical properties:
Industry
Applicazioni
Marino
Propeller shafts, seawater valves, pump shafts
Elaborazione chimica
Sulfuric acid and hydrofluoric acid production
Oil & Gas
Pump shafts, oil well tools, valve trim
Aerospaziale
Aircraft fuel tanks, heat exchanger parts
Shapes, Sizes, and Production Standards
Forme e dimensioni
Modulo
Gamma di dimensioni
Fogli
Thickness: 0.5 mm – 4 mm
Piatti
Spessore: 1 mm – 100 mm
Barre
Diameter: 6 mm – 200 mm
Tubi
OD: 6 mm – 1000 mm
Tubi
OD: 6 mm – 1000 mm
Production Standards and Corresponding Grades
Country
Standard
Corresponding Grade
United States
ASTM B127, ASTM B164
UNS N04400
Germania
DIN 17750, DIN 17751
2.4360
Francia
AFNOR NFM 87-310
–
United Kingdom
BS 3072, BS 3073
NA13
Giappone
JIS NW 4400
–
Cina
GB/T 12771, GB/T 12770
–
Welding, Machining, Polishing, Heat Treatment, and Cold Working
Process
Dettagli
Saldatura
Welds easily with matching composition filler metals
Lavorazione
Requires sharp tools, low cutting speeds, and heavy feed rates
Lucidatura
Achieves good surface finish with appropriate techniques
Trattamento termico
Annealing at 870°C (1600°F) followed by water quenching
Lavoro a freddo
Good ductility allows for extensive cold forming
Vantaggi e svantaggi
Aspetto
Vantaggi
Svantaggi
Vantaggi
Excellent corrosion resistance across many environments
Limited availability in certain forms
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
Similar Products
Material Grade
Comparison
Alloy K-500
Similar composition with added aluminum and titanium for increased strength
Conclusione
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.
