C95400 Product description: Aluminum bronze

C95400 Nickel-Aluminum Bronze is a high-performance copper alloy renowned for its exceptional mechanical properties and superior corrosion resistance. This versatile material finds widespread use in marine, industrial, and aerospace applications. Its unique composition, blending copper with aluminum, nickel, iron, and manganese, contributes to its outstanding performance in challenging environments.

Key features of C95400 include:

  • Excellent corrosion resistance, particularly in seawater
  • High strength and durability
  • Buena resistencia al desgaste
  • Non-sparking properties
  • Resistance to cavitation
  • Ability to maintain strength at elevated temperatures

These characteristics make C95400 an ideal choice for critical components in diverse industries, from shipbuilding to aerospace engineering.

Categoría:

Product Introduction:

C95400 Nickel-Aluminum Bronze is a high-performance copper alloy that combines excellent mechanical properties with superior corrosion resistance. This versatile material is widely used in various industries, particularly in marine, industrial, and aerospace applications. Its unique composition of copper, aluminum, nickel, iron, and manganese contributes to its exceptional performance in demanding environments.

Composición química:

The chemical composition of C95400 is carefully balanced to achieve its desirable properties:

Table 1: Chemical Composition of C95400 (%)

ElementoPercentage
Con83.00 min
Fe3.00-5.00
Ni*1.50
Alabama10.00-11.50
Minnesota0.50

*Ni value includes Co.
Note: Cu + sum of named elements, 99.5% min. Unless otherwise noted, single values represent maximums.

Propiedades mecánicas:

C95400 exhibits strong mechanical properties, making it suitable for a wide range of applications:

Table 2: Mechanical Properties of C95400

PropiedadConsuetudinario de EE. UU.Métrico
Resistencia a la tracción (mín.)85 ksi586 MPa
Límite elástico (mín.)32 ksi221 MPa
Alargamiento (mín.)12%12%
Brinell Hardness (3000 kg load, typical)170 BHN170 BHN

Rendimiento a diferentes temperaturas:

C95400 maintains its strength at elevated temperatures, making it suitable for high-temperature applications:

Table 3: Performance at Different Temperatures

TemperaturaFuerza de TensiónFuerza de producción
20°C (68°F)586 MPa (85 ksi)221 MPa (32 ksi)
200°C (392°F)510 MPa (74 ksi)200 MPa (29 ksi)
400°C (752°F)420 MPa (61 ksi)180 MPa (26 ksi)

Note: Values are approximate and may vary based on specific heat treatments and manufacturing processes.

Aplicaciones industriales:

The versatility of C95400 makes it suitable for a wide range of applications across various industries:

Table 4: Industry Applications of C95400

IndustriaAplicaciones
AutomotorWeld guns
SujetadoresLarge hold-down screws, nuts
IndustrialBearing segments, bushings, gears, high-strength clamps,
landing gear parts, machine parts, pawl, pickling hooks,
pressure blocks, pump parts, valve components
MarinaCovers for marine hardware, shipbuilding
ArtilleríaAccesorios gubernamentales
AeroespacialComponentes del tren de aterrizaje, casquillos.
Oil & GasValve bodies, pump components

Disponibilidad de formas y tamaños:

C95400 is available in various shapes and sizes to meet different manufacturing requirements:

Table 5: Shape and Size Availability

FormaRango de tamaño
Sólidos1/2″ to 10″ O.D.
estado de entrega1 1/8″ to 12″ O.D. (Consult mill for wall thickness)
RectángulosHasta 15″
Longitudes estándar144″
Other FormsSemi-finished, mill stock, near-net shapes,
anode, bar stock, billet/bloom, squares,
hex, plate, profile or structural shape,
flats/rectangular bar

Estándares de producción:

C95400 conforms to various industry standards:

Table 6: Production Standards

Standard TypeDesignacion
CDAC95400
ASMAB505, B505M
SAEJ461, J462
FederalQQ-C-390, G5; QQ-B-671, Class 3
MilitarMIL-B-16033, Class 3
OtroAluminum bronze 9C

Standards and Corresponding Grades in Different Countries:

C95400 has equivalent or similar grades in various international standards:

Table 7: Standards and Corresponding Grades in Different Countries

PaísEstándar/Grado
Estados UnidosC95400 (UNS)
Reino UnidoAB2 (BS)
AlemaniaCuAl10Ni5Fe4 (DIN)
JapónCAC703 (JIS)
InternationalISO 428-2:2009 CuAl10Ni5Fe4

Welding, Processing, and Heat Treatment:

C95400 can be processed using various methods, each with its own characteristics:

Table 8: Welding, Processing, and Heat Treatment

ProcesoRecommendations and Characteristics
SoldaduraGood suitability
SoldaduraGood suitability
Soldadura de oxiacetilenoNo recomendado
Soldadura por arco con protección de gasGood suitability
Soldadura por arco de metal revestidoGood suitability
MecanizadoMachinability rating: 60
Use sharp tools and moderate cutting speeds
PulidoCan achieve high luster with proper techniques
Tratamiento térmicoSolution annealing at 900-950°C, water quench
Procesamiento en fríoLimited cold working possible, strain hardening occurs

Advantages and Disadvantages:

C95400 offers several advantages but also has some limitations:

Table 9: Advantages and Disadvantages of C95400

VentajasDesventajas
Excelente resistencia a la corrosiónHigher cost than standard bronzes
Buena resistencia al desgasteDisponibilidad limitada
Alta resistenciaMore difficult to machine
Non-sparking propertiesHeavier than aluminum alloys
Good resistance to cavitationLower thermal conductivity than pure copper
Excelente resistencia a la fatigaPotential for stress corrosion cracking
Good high-temperature strengthSusceptible to selective leaching in some environments

Similar Products and Comparison:

To better understand C95400’s position among similar alloys, here’s a comparison:

Table 10: Similar Products and Comparison

AleaciónCu%Al%en %Fe%% de hombresResistencia a la tracción (MPa)Límite elástico (MPa)
C9540083 min10-11,51,5 máx.3-50.5 máx.586 min221 min
C9550078-8210-11,53-5.53-5.53.5 max690 min280 min
C9580079-828,5-9,54-53,5-4,51,5 máx.585 min240 min
C9570071-7910-124.5-64-5.51,5 máx.620 min275 min

Propiedades físicas:

Understanding the physical properties of C95400 is crucial for its application in various environments:

Table 11: Physical Properties of C95400

PropiedadConsuetudinario de EE. UU.Métrico
Punto de fusión: líquido1900°F1038ºC
Punto de fusión – Solidus1880°F1027ºC
Densidad0.269 lb/in³ at 68 °F7.45 gm/cm³ at 20 °C
Gravedad específica7.457.45
Conductividad eléctrica13% IACS0.075 MegaSiemens/cm at 20 °C
Conductividad térmica33.9 Btu/sq ft/ft hr/°F at 68 °F58.7 W/m at 20 °C
Coeficiente de expansión termal9 · 10⁻⁶ per °F (68-572 °F)15.5 · 10⁻⁶ per °C (20-300 °C)
Capacidad calorífica específica0.1 Btu/lb/°F at 68 °F419 J/kg at 20 °C
Módulo de elasticidad en tensión15500 ksi107000 MPa
Magnetic Permeability (As cast)1.271.27
Magnetic Permeability (TQ 50 temper)1.21.2

These physical properties contribute to C95400’s performance in various applications. The high melting point allows for use in elevated temperature environments, while the relatively high density provides good wear resistance and strength. The moderate thermal and electrical conductivity make it suitable for applications where heat dissipation is important but not critical.

Fabrication Properties:

Understanding the fabrication properties of C95400 is crucial for manufacturers and engineers:

Table 12: Fabrication Properties of C95400

Fabrication MethodSuitability/Characteristics
SoldaduraBien
SoldaduraBien
Soldadura de oxiacetilenoNo recomendado
Soldadura por arco con protección de gasBien
Soldadura por arco de metal revestidoBien
MecanizadoModerate (Machinability rating: 60)
ForjarGood (Typical forging temperature: 1600-1800°F / 870-980°C)
Trabajo en calienteGood (Typical hot working temperature: 1300-1600°F / 700-870°C)
Trabajo en fríoLimited (Work hardens rapidly)
Tratamiento térmicoResponsive to heat treatment for property enhancement

C95400 exhibits good weldability using gas shielded arc welding and coated metal arc welding techniques. However, oxyacetylene welding is not recommended due to the risk of altering the alloy’s composition. The material’s moderate machinability (rating of 60) suggests that while it can be machined, it may require more effort and specialized tooling compared to more easily machinable alloys.

Compliance and Regulations:

C95400 Nickel-Aluminum Bronze complies with several important regulations, particularly those related to water systems and environmental safety:

Table 13: Compliance of C95400

Legislation/RegulationCompliance Status
Federal Safe Drinking Water Act (SDWA)Compliant
S. 3874 Federal Reduction of Lead in Drinking Water ActCompliant
California AB1953Compliant
Vermont Act 193Compliant
RoHS (Restriction of Hazardous Substances)Compliant
REACH (Registration, Evaluation, Authorization and Restriction of Chemicals)Compliant

This compliance ensures that C95400 can be used in a wide range of applications, including those involving contact with drinking water, without posing health or environmental risks.

Resistencia a la corrosión:

One of the most significant advantages of C95400 is its excellent corrosion resistance in various environments:

Table 14: Corrosion Resistance of C95400 in Various Environments

AmbienteCorrosion Resistance Rating
Agua de marExcelente
Fresh WaterExcelente
Brackish WaterExcelente
Sulfuric Acid (Dilute)Bien
Hydrochloric Acid (Dilute)Moderado
Nitric Acid (Dilute)Pobre
Alkaline SolutionsExcelente
Industrial AtmospheresExcelente
Marine AtmospheresExcelente

The excellent corrosion resistance in seawater and marine atmospheres makes C95400 an ideal choice for marine hardware, propellers, and shipbuilding components. Its resistance to industrial atmospheres also contributes to its widespread use in various industrial applications.

Conclusión:

C95400 Nickel-Aluminum Bronze is a versatile and high-performance alloy that offers a unique combination of mechanical strength, corrosion resistance, and wear resistance. Its wide range of applications across various industries, from marine to aerospace, demonstrates its versatility and reliability. While it may have some limitations, such as higher cost and limited availability compared to standard bronzes, its superior properties make it an excellent choice for demanding environments and critical applications.

The alloy’s compliance with various environmental and safety regulations further enhances its appeal, particularly in applications involving potable water systems. Its ability to maintain strength at elevated temperatures also makes it suitable for high-temperature applications.

When selecting materials for specific applications, engineers and designers should consider the unique properties of C95400, including its excellent corrosion resistance, good wear resistance, and high strength. However, they should also be aware of its limitations, such as the potential for stress corrosion cracking in certain environments and its higher density compared to aluminum alloys.

Overall, C95400 Nickel-Aluminum Bronze continues to be an important material in the field of copper alloys, offering a balance of properties that make it indispensable in many critical applications across various industries.