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
  • Boa resistência ao 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.

Categoria:

Introdução do produto:

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.

Composição química:

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

Table 1: Chemical Composition of C95400 (%)

ElementoPercentage
Cu83.00 min
Fe3.00-5.00
Ni*1,50
Al10.00-11.50
Mn0.50

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

Propriedades mecânicas:

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

Table 2: Mechanical Properties of C95400

PropriedadeCostumeiro dos EUAMétrica
Resistência à tração (min)85 ksi586 MPa
Força de rendimento (min)32 ksi221 MPa
Alongamento (min)12%12%
Brinell Hardness (3000 kg load, typical)170 BHN170 BHN

Desempenho em diferentes temperaturas:

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

Table 3: Performance at Different Temperatures

TemperaturaResistência à tracçãoForça de rendimento
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.

Aplicações da indústria:

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

Table 4: Industry Applications of C95400

IndústriaFormulários
AutomotivoWeld guns
FixadoresLarge 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
MarinhoCovers for marine hardware, shipbuilding
ArtilhariaAcessórios governamentais
AeroespacialComponentes do trem de pouso, buchas
Oil & GasValve bodies, pump components

Disponibilidade de formato e tamanho:

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

Table 5: Shape and Size Availability

FormaFaixa de tamanho
Sólidos1/2″ to 10″ O.D.
Tubos1 1/8″ to 12″ O.D. (Consult mill for wall thickness)
RetângulosAté 15″
Comprimentos padrão144″
Other FormsSemi-finished, mill stock, near-net shapes,
anode, bar stock, billet/bloom, squares,
hex, plate, profile or structural shape,
flats/rectangular bar

Padrões de produção:

C95400 conforms to various industry standards:

Table 6: Production Standards

Standard TypeDesignação
CDAC95400
ASTMB505, B505M
SAEJ461, J462
FederalQQ-C-390, G5; QQ-B-671, Class 3
MilitaresMIL-B-16033, Class 3
OutroAluminum 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

PaísStandard/Grade
EUAC95400 (UNS)
Reino UnidoAB2 (BS)
AlemanhaCuAl10Ni5Fe4 (DIN)
JapãoCAC703 (JIS)
InternacionalISO 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

ProcessoRecommendations and Characteristics
De soldaGood suitability
BrasagemGood suitability
Soldagem OxiacetilenoNão recomendado
Soldagem a arco com proteção a gásGood suitability
Soldagem a arco de metal revestidoGood suitability
UsinagemMachinability rating: 60
Use sharp tools and moderate cutting speeds
PolimentoCan achieve high luster with proper techniques
Tratamento térmicoSolution annealing at 900-950°C, water quench
Processamento a frioLimited 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

VantagensDesvantagens
Excelente resistência à corrosãoHigher cost than standard bronzes
Boa resistência ao desgasteLimited availability
Força elevadaMore difficult to machine
Non-sparking propertiesHeavier than aluminum alloys
Good resistance to cavitationLower thermal conductivity than pure copper
Excelente resistência à fadigaPotential 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

LigaCu%Al %Ni %Fe %Mn %Resistência à tração (MPa)Força de rendimento (MPa)
C9540083 min10-11.51,5 máx.3-500,5 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

Propriedades físicas:

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

Table 11: Physical Properties of C95400

PropriedadeCostumeiro dos EUAMétrica
Ponto de Fusão – Líquido1.900°F1038ºC
Ponto de Fusão – Sólido1.880°F1027°C
Densidade0.269 lb/in³ at 68 °F7.45 gm/cm³ at 20 °C
Gravidade Específica7h457h45
Condutividade elétrica13% IACS0.075 MegaSiemens/cm at 20 °C
Condutividade térmica33.9 Btu/sq ft/ft hr/°F at 68 °F58.7 W/m at 20 °C
Coeficiente de Expansão Térmica9 · 10⁻⁶ per °F (68-572 °F)15.5 · 10⁻⁶ per °C (20-300 °C)
Capacidade Específica de Calor0.1 Btu/lb/°F at 68 °F419 J/kg at 20 °C
Módulo de elasticidade em tensão15.500 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
De soldaBom
BrasagemBom
Soldagem OxiacetilenoNão recomendado
Soldagem a arco com proteção a gásBom
Soldagem a arco de metal revestidoBom
UsinagemModerate (Machinability rating: 60)
ForjamentoGood (Typical forging temperature: 1600-1800°F / 870-980°C)
Trabalho a QuenteGood (Typical hot working temperature: 1300-1600°F / 700-870°C)
Trabalho a frioLimited (Work hardens rapidly)
Tratamento 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
Lei Federal de Água Potável Segura (SDWA)Compliant
S. 3874 Lei Federal de Redução de Chumbo em Água PotávelCompliant
Califórnia AB1953Compliant
Lei de Vermont 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.

Resistência à corrosão:

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
Água do marExcelente
Fresh WaterExcelente
Brackish WaterExcelente
Sulfuric Acid (Dilute)Bom
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.

Conclusão:

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.