Introduzione al prodotto

  • nome del prodotto: AMS 4880-C95510 Nickel Aluminum Bronze
  • Material Type: Copper Alloy
  • Composizione chimica: Copper with Iron, Nickel, and Aluminum
  • Proprietà chiave:
  • Resistenza alla trazione: 655-724 MPa
  • Resa: 386-431 MPa
  • Durezza: 192-248 BHN
  • Allungamento: Minimum 9%
  • Applicazioni tipiche: Bearings, bushings, hydraulic components, landing gear parts
  • Forme e dimensioni:
  • Solid Bars: 1/2″ to 9″ diameter
  • Tubi: 1 1/8″ to 13″ diameter
  • Rettangoli: Up to 15″ wide
  • Standard Length: 24″
  • lavorabilità:
  • Rating: 50 (out of 100)
  • Density: 0.272 lb/in³ (68°F)
  • Conformance to Standards: AMS 4880, ASTM B150, SAE J461

AMS 4880-C95510 Nickel Aluminum Bronze is an exceptionally durable and high-performance alloy, offering excellent strength, wear resistance, and corrosion resistance. Ideal for use in aerospace, marine, and industrial applications, this ve

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AMS 4880-C95510 Nickel Aluminum Bronze Product Introduction

Composizione chimica

ElementoPercentuale (%)Role in the Alloy
Insieme a78,00 minutiPrimary constituent, provides base structure and properties
Sn0.20 massimoMigliora la resistenza alla corrosione e la robustezza
Zn0.30 massimoEnhances strength and acts as a deoxidizer
Fe2.00-3.50Refines grain structure and increases strength
Ni4.50-5.50Improves corrosion resistance and mechanical properties
Al9.70-10.90Forms intermetallic compounds, enhancing strength and wear resistance
mn1,50 massimoImproves strength and deoxidizes the alloy

Note: Cu + sum of named elements, 99.8% min. Ni value includes Co. Unless otherwise noted, single values represent maximums.

Proprietà meccaniche

ProprietàCastings <4.0, Heat TreatedCastings 4.0+, Heat Treated
Resistenza alla trazione, min105.0 ksi (724 MPa)95.0 ksi (655 MPa)
Yield strength (0.2% Offset), min62.5 ksi (431 MPa)56.0 ksi (386 MPa)
Elongation in 4D, min9%9%
Durezza Brinell192 to 248 BHN192 to 248 BHN

Prestazioni a diverse temperature

Intervallo di temperaturaCaratteristiche di performance
Low Temperatures (-50°C to 0°C)Maintains good ductility and toughness
Room Temperature (20°C to 25°C)Optimal balance of strength and ductility
Moderate Temperatures (100°C to 200°C)Retains good hardness and wear resistance
Elevated Temperatures (200°C to 300°C)Slight decrease in strength, but maintains good corrosion resistance
High Temperatures (300°C to 400°C)Reduced mechanical properties, but still usable in some applications

Applicazioni industriali

Settore industrialeSpecific Applications
AerospazialeLanding gear bushings, bearings in aircraft structures
MarinoPropellers, pump impellers, valve components in seawater systems
Olio e gasOffshore platform components, subsea equipment
Rendimento della resistenza alla trazioneBushings in suspension systems, gearbox components
Macchinari industrialiWear plates, bushings in heavy machinery
MiningPump components, conveyor system parts
Produzione di energiaTurbine components, valve seats in power plants

Disponibilità di forme e dimensioni

ModuloGamma di dimensioniè un acciaio strutturale ad alta resistenza a bassa lega standard cinese GB
SolidiDa 1/2" a 9" D.E.
Tubi1 1/8″ to 13″ O.D.Consult mill for wall thickness
RettangoliFino a 15″
Standard lengths24″Consult mill for other lengths
Bar StockVarious diametersAvailable in round, hexagonal, and square shapes
PiattoFino a 6″ di spessoreWidth and length vary by thickness
forgiatiDimensioni personalizzateMade to order based on specifications

Standard di produzione

StandardDescrizione
AMS 4880Aerospace Material Specification for Nickel Aluminum Bronze
ASTM B150Standard Specification for Aluminum Bronze Rod, Bar, and Shapes
ASTM B171Standard Specification for Copper-Alloy Plate and Sheet for Pressure Vessels, Condensers, and Heat Exchangers
SAE J461Wrought Copper and Copper Alloy Heat Exchanger Tube
MIL-B-21230Military Specification for Bronze, Aluminum

Standards and Corresponding Grades in Different Countries

Paese/regioneStandard/GradoEquivalent Designation
Stati Uniti d'AmericaAMS 4880-C95510UNS C95510
EuropaEN 1982-CC333GCuAl10Ni5Fe4
GiapponeJIS H5120-CAC703
CinaGB/T 5231-QAl9-4
RussiaGOST 493-79 Grade BrA9Zh4N4
IndiaIS 3091 Grade 2
AustraliaAS 2074-CA953

Welding, Processing, Polishing, Heat Treatment, Cold Processing

Saldatura

Metodo di saldaturaadeguatezzaè un acciaio strutturale ad alta resistenza a bassa lega standard cinese GB
Gas Tungsten Arc Welding (GTAW/TIG)EccellentePreferred method for high-quality welds
Gas Metal Arc Welding (GMAW/MIG)BeneSuitable for larger components
Shielded Metal Arc Welding (SMAW)EquoCan be used but not preferred
Electron Beam WeldingEccellenteFor precision welding in aerospace applications
Friction Stir WeldingBeneEmerging method for solid-state joining

in lavorazione

Metodo di elaborazioneValutazione di lavorabilitàè un acciaio strutturale ad alta resistenza a bassa lega standard cinese GB
girando50 (0-100 scale)Use carbide tools for best results
Fresatura50 (0-100 scale)Moderate cutting speeds recommended
foratura50 (0-100 scale)Use high-speed steel or carbide drills
RettificaBeneSuitable for achieving tight tolerances
Electrical Discharge Machining (EDM)EccellenteFor complex shapes and profiles

Lucidatura

Polishing MethodFinish Achievableè un acciaio strutturale ad alta resistenza a bassa lega standard cinese GB
Mechanical PolishingMirror finishUse progressively finer abrasives
Electro-polishingHigh lusterSuitable for complex geometries
BuffingHigh shineFinal step for decorative applications

Trattamento termico

Heat Treatment ProcessIntervallo di temperaturaPurpose
Ricottura della soluzione870-900°CHomogenize microstructure
tempraRapid cooling to room temperatureIncrease strength and hardness
Invecchiamento350-400°C for 2-4 hoursImprove mechanical properties
Alleviare lo stress350-400°C for 1-2 hoursReduce internal stresses

Lavorazione a freddo

Cold Processing MethodEffect on MaterialApplicazioni
Cold RollingIncreases strength and hardnessSheet and strip production
Cold DrawingImproves surface finish and dimensional accuracyWire and tube production
Forgiatura a freddoMigliora le proprietà meccanicheNear-net shape components

Advantages and Disadvantages of Materials

Vantaggi

VantaggioDescrizione
Molta forzaExcellent tensile and yield strength compared to many other copper alloys
Resistenza all'usuraSuperior resistance to abrasion and galling
Resistenza alla corrosioneGood resistance to seawater and many chemicals
Conduttività termicaBetter than stainless steels, suitable for heat exchange applications
AntiscintillaSicuro per l'uso in ambienti esplosivi
Low Magnetic PermeabilitySuitable for applications requiring non-magnetic materials

Svantaggi

SvantaggioDescrizione
CostoMore expensive than simpler copper alloys or steels
Il pesoHeavier than aluminum alloys, which may be a concern in some applications
Complex ProcessingRequires careful control during casting and heat treatment
Limited DuctilityLess ductile than pure copper or some other copper alloys
Potential for Stress Corrosion CrackingCan occur under certain environmental conditions

Prodotti simili e confronto

Similar Nickel Aluminum Bronze Alloys

Designazione della legaComposizione chimicaDifferenze chiave
C95800Cu-9Al-4Fe-4NiHigher iron content, slightly lower strength
C95700Cu-11Al-3Fe-5NiHigher aluminum content, increased hardness
C95400Cu-11Al-4FeNo nickel, lower corrosion resistance

Comparison with Other Material Classes

MaterialeAdvantages over C95510Disadvantages compared to C95510
Stainless Steel 316Lower cost, higher availabilityLower thermal conductivity, higher weight
Aluminum Bronze (e.g., C95400)Lower cost, easier to castLower strength and corrosion resistance
Bronzo fosforosoBetter electrical conductivityLower strength and wear resistance
Titanium AlloysLower density, higher strength-to-weight ratioMuch higher cost, more difficult to machine

Detailed Comparison Table

ProprietàAMS 4880-C95510Stainless Steel 316Aluminum Bronze C95400Titanio grado 5 (Ti-6Al-4V)
Resistenza alla trazione (MPa)655-724515-690586-758895-930
Carico di snervamento (MPa)386-431205-310241-379828-910
Allungamento (%)9 (min)401210-15
Densità (g/cm³)7.648.007.454.43
Conducibilità termica (W/m·K)4216.3596.7
Corrosion Resistance in SeawaterEccellenteEccellenteBeneEccellente
Machinability (0-100 scale)50506030
Relative CostAltoModerareModerareMolto alto

Additional Properties and Characteristics

ProprietàValoreUnità
Rendimento della resistenza alla trazione14.4µΩ·cm
Capacità termica specifica0.375J/g·°C
Rendimento della resistenza alla trazione1030-1060°C
Modulo di elasticità110-120GPa
Rapporto di Poisson0.33
Fatigue Strength (10⁷ cycles)207-241MPa
Damping CapacityModerare

Environmental and Recycling Considerations

AspettoDescrizione
RiciclabilitàHighly recyclable, can be remelted and reused
Impatto ambientaleLower energy requirement for recycling compared to primary production
ToxicityNon-toxic in solid form, but dust and fumes during processing should be controlled
End-of-LifeCan be collected and recycled through established metal recycling streams

Quality Control and Testing Methods

Metodo di provaPurposeStandard
Prove di trazioneDetermine strength and ductilityASTM E8
Test di durezzaMeasure surface hardnessASTM E10 (Brinell)
Analisi chimicaVerify compositionASTM E478
Test ad ultrasuoniDetect internal defectsASTM E114
Radiographic TestingInspect for porosity and inclusionsASTM E1742
Corrosion TestingEvaluate corrosion resistanceASTM G31

Storage and Handling Recommendations

AspettoRecommendation
Storage EnvironmentDry, clean area away from chemicals
HandlingUse appropriate lifting equipment for heavy pieces
ProtezioneApply protective coatings or wraps to prevent surface damage
Inventory ManagementUse FIFO (First In, First Out) system to manage stock
Safety PrecautionsWear appropriate PPE when handling, especially during cutting or machining

Typical Lead Times and Pricing Factors

FattoreDescrizione
Standard Stock SizesUsually available with 1-2 week lead time
Custom Sizes/ShapesMay require 4-8 weeks lead time
QuantityLarger orders may have longer lead times but better pricing
Market ConditionsCopper and nickel prices can significantly affect final cost
Certification RequirementsSpecial certifications may increase lead time and cost

Conclusione

AMS 4880-C95510 Nickel Aluminum Bronze is a high-performance alloy that offers an excellent combination of strength, wear resistance, and corrosion resistance. Its versatility makes it suitable for a wide range of applications across various industries, particularly in marine and aerospace environments. While it may have a higher initial cost compared to some other materials, its long-term performance and durability often result in lower lifecycle costs for critical components. The material’s ability to maintain its properties under diverse operating conditions, coupled with its non-sparking characteristics, makes it a preferred choice for safety-critical applications. As with any specialized material, proper consideration should be given to design, processing, and maintenance to fully leverage its capabilities and ensure optimal performance throughout its service life.