1. Composição Química

The C95800 nickel aluminum bronze alloy follows strict compositional requirements as per ASTM B150/B150M standard:

ElementoComposition Range (%)
Cobre79.0 – 81.5
Níquel (Ni)4,0 – 5,0
Alumínio (Al)8,5 – 9,5
Ferro (Fe)3,5 – 4,5
Manganês (Mn)00,8 – 1,5
Silício (Si)00,10 máx.
Chumbo (Pb)00,03 máx.

2. Propriedades Mecânicas

Standard mechanical properties at room temperature:

PropriedadeValorUnidade
Resistência à tracção585-760MPa
Força de rendimento245-485MPa
Alongamento15 (min)%
Dureza160-190Brinell
Impact Strength34Joules
Densidade7.64g/cm³

3. Standard Dimensions

Common available sizes for C95800 tubes:

Outer Diameter (mm)Espessura da Parede (mm)Length (m)
15.88 – 25.41.65 – 3.383 – 6
31.75 – 50.82.11 – 4.783 – 6
63.5 – 101.63.18 – 6.353 – 6
114.3 – 219.14.78 – 12.73 – 6
273.0 – 406.46.35 – 19.13 – 6

4. Physical Properties

PropriedadeValorUnidade
Intervalo de fusão1030-1060°C
Condutividade térmica42W/m·K
Resistividade elétrica13.3μΩ·cm
Coeficiente de Expansão Térmica16.2μm/m·K
Maximum Operating Temperature315°C

5. Key Applications

5.1 Marine Industry Applications

  • Propeller shaft sleeves
  • Pump housings
  • Valve bodies
  • Sea water piping systems
  • Marine hardware components

5.2 Oil & Gas Industry

  • Offshore platform components
  • Subsea equipment
  • Pipeline fittings
  • Componentes da bomba
  • Heat exchanger tubes

5.3 Chemical Processing

  • Chemical transport lines
  • Process equipment
  • Reaction vessels
  • Heat exchanger tubes
  • Distillation equipment

6. Corrosion Resistance Properties

Performance ratings in various environments:

AmbienteResistance RatingNotas
Água do marExcelenteSuperior resistance to chloride attack
Fresh WaterExcelenteLow corrosion rates
Atmosfera IndustrialMuito bomForms protective oxide layer
Acids (mild)BomDepends on concentration
AlkalisMuito bomSuitable for most alkaline environments

7. Manufacturing Standards

Applicable international standards:

PadrãoDescrição
ASTM B150/B150MStandard Specification for Aluminum Bronze Rod, Bar, and Shapes
ASTM B171/B171MStandard Specification for Copper-Alloy Plate and Sheet
ASTM B467Standard Specification for Welded Copper-Nickel Pipe
MIL-C-24679Military Specification for Copper-Nickel-Aluminum Bronze

8. Quality Testing Requirements

Tipo de testeMethodFreqüência
Análises químicasSpectrographic AnalysisPer Heat
Teste MecânicoTensile TestPer Lot
Dimensional CheckPrecision Measurement100%
Non-destructive TestingTeste ultrassônicoAs Required
Teste HidrostáticoPressure Testing100%

9. Advantages and Benefits

Key benefits of C95800 tubes:

  • Superior corrosion resistance in marine environments
  • Excellent mechanical strength
  • Boa resistência ao desgaste
  • High impact strength
  • Superior fatigue resistance
  • Boa usinabilidade
  • Excellent weldability

10. Storage and Handling

Storage recommendations:

AspectoExigência
TemperaturaRoom temperature
Humidity< 60% relative humidity
Storage PositionHorizontal on suitable racks
ProtectionCover from dust and debris
IdentificationClear marking and tagging

11. Certifications Required

Common certification requirements:

Certificate TypeDescrição
Material Test Certificate (EN 10204 3.1)Chemical and mechanical properties
Manufacturing Process CertificateProduction process details
Quality System CertificateISO 9001:2015 compliance
Non-destructive Test ReportsAs per customer specification
Third-Party Inspection ReportsWhen required

12. Maintenance Recommendations

Maintenance AspectFreqüênciaAction
Visual InspectionQuarterlyCheck for surface defects
Thickness MeasurementAnnuallyUltrasonic testing
CleaningConforme necessárioRemove deposits
Corrosion CheckSemi-annuallyInspect critical areas

This comprehensive guide provides essential information for engineers, procurement professionals, and technical specialists working with C95800 nickel aluminum bronze tubes. For specific applications or requirements, please consult with qualified metallurgists or engineering professionals.