1. Chemical Composition

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

unsurJulat Komposisi (%)
Tembaga79.0 – 81.5
Nikel (Ni)4.0 – 5.0
Aluminium (Al)8.5 – 9.5
Besi (Fe)3.5 – 4.5
Mangan (Mn)0.8 – 1.5
Silikon (Si)0.10 maks
Plumbum (Pb)0.03 maks

2. Sifat Mekanikal

Standard mechanical properties at room temperature:

Harta bendaNilaiUnit
Kekuatan Tegangan585-760MPa
Kekuatan Hasil245-485MPa
Pemanjangan15 (min)%
Kekerasan160-190Brinell
Impact Strength34Joules
Ketumpatan7.64g/cm³

3. Standard Dimensions

Common available sizes for C95800 tubes:

Outer Diameter (mm)Wall Thickness (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

Harta bendaNilaiUnit
Julat Lebur1030-1060°C
Kekonduksian Terma42W/m·K
Kerintangan Elektrik13.3μΩ·cm
Pekali Pengembangan Terma16.2μm/m·K
Maximum Operating Temperature315°C

5. Key Applications

5.1 Marine Industry Applications

  • Propeller shaft sleeves
  • Pump housings
  • Badan injap
  • Sea water piping systems
  • Marine hardware components

5.2 Oil & Gas Industry

  • Komponen platform luar pesisir
  • Peralatan bawah laut
  • Pipeline fittings
  • Komponen pam
  • Tiub penukar haba

5.3 Chemical Processing

  • Chemical transport lines
  • Process equipment
  • Reaction vessels
  • Tiub penukar haba
  • Distillation equipment

6. Corrosion Resistance Properties

Performance ratings in various environments:

PersekitaranResistance RatingNota
air lautCemerlangSuperior resistance to chloride attack
Air TawarCemerlangLow corrosion rates
Suasana PerindustrianSangat BaikForms protective oxide layer
Acids (mild)bagusDepends on concentration
BeralkaliSangat BaikSuitable for most alkaline environments

7. Manufacturing Standards

Applicable international standards:

StandardPenerangan
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

Test TypeKaedahKekerapan
Analisis KimiaSpectrographic AnalysisPer Heat
Ujian MekanikalTensile TestPer Lot
Dimensional CheckPrecision Measurement100%
Non-destructive TestingUjian UltrasonikAs Required
Hydrostatic TestPressure Testing100%

9. Advantages and Benefits

Key benefits of C95800 tubes:

  • Superior corrosion resistance in marine environments
  • Excellent mechanical strength
  • Rintangan haus yang baik
  • High impact strength
  • Superior fatigue resistance
  • Good machinability
  • Kebolehkimpalan yang sangat baik

10. Storage and Handling

Storage recommendations:

AspekKeperluan
SuhuSuhu bilik
Kelembapan< 60% relative humidity
Storage PositionHorizontal on suitable racks
ProtectionCover from dust and debris
IdentificationClear marking and tagging

11. Certifications Required

Common certification requirements:

Certificate TypePenerangan
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 AspectKekerapanAction
Visual InspectionSuku tahunanCheck for surface defects
Thickness Measurementsetiap tahunUltrasonic testing
CleaningSeperti yang diperlukanRemove deposits
Corrosion CheckSeparuh tahunanInspect 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.